commit 79288b0483b0836c0cc6df433b4267baa71929b3 Author: Magnus Åhall Date: Thu Jun 15 07:24:23 2023 +0200 Initial commit diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..bfa6551 --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +notes diff --git a/config.go b/config.go new file mode 100644 index 0000000..026a06c --- /dev/null +++ b/config.go @@ -0,0 +1,33 @@ +package main + +import ( + // External + "gopkg.in/yaml.v3" + + // Standard + "io/ioutil" +) + + +type Config struct { + Websocket struct { + Domains []string + } + + Database struct { + Host string + Port int + Name string + Username string + Password string + } +} + +func ConfigRead(filename string) (config Config, err error) { + var rawConfigData []byte + rawConfigData, err = ioutil.ReadFile(filename) + if err != nil { return } + + err = yaml.Unmarshal(rawConfigData, &config) + return +} diff --git a/connection_manager.go b/connection_manager.go new file mode 100644 index 0000000..8f11e54 --- /dev/null +++ b/connection_manager.go @@ -0,0 +1,132 @@ +package main + +import ( + // External + "github.com/google/uuid" + "github.com/gorilla/websocket" + + // Standard + "log" + "net/http" +) + +type WsConnection struct { + ConnectionManager *ConnectionManager + UUID string + Conn *websocket.Conn + Pruned bool +} +type ConnectionManager struct { + connections map[string]*WsConnection + broadcastQueue chan interface{} + sendQueue chan SendRequest +} +type SendRequest struct { + WsConn *WsConnection + Msg interface{} +} + +func validateOrigin(r *http.Request) bool {// {{{ + /* + host := r.Header.Get("X-Forwarded-Host") + if host == "" { + components := strings.Split(r.Host, ":") + host = components[0] + } + */ + return true +}// }}} + +var ( + upgrader = websocket.Upgrader{ + ReadBufferSize: 1024, + WriteBufferSize: 1024, + + // CheckOrigin is to match DOMAIN constant. + // Use X-Forwarded-Server if behind proxy. + CheckOrigin: validateOrigin, + } +) + +func NewConnectionManager() (cm ConnectionManager) {// {{{ + cm.connections = make(map[string]*WsConnection) + cm.sendQueue = make(chan SendRequest, 65536) + cm.broadcastQueue = make(chan interface{}, 65536) + return +}// }}} + +// NewConnection creates a new connection, which is assigned a UUIDv4 for +// identification. This is then put into the connection collection. +func (cm *ConnectionManager) NewConnection(w http.ResponseWriter, r *http.Request) (*WsConnection, error) {// {{{ + var err error + wsConn := WsConnection{ + UUID: uuid.NewString(), + ConnectionManager: cm, + } + wsConn.Conn, err = upgrader.Upgrade(w, r, nil) + if err != nil { + return nil, err + } + + // Keep track of all connections. + cm.connections[wsConn.UUID] = &wsConn + + // Successfully upgraded to a websocket connection. + log.Printf("[%s] Connection from %s", wsConn.UUID, r.RemoteAddr) + + go cm.ReadLoop(&wsConn) + + return &wsConn, nil +}// }}} + +// Prune closes an deletes connections. If this happened to be non-fatal, the +// user will just have to reconnect. +func (cm *ConnectionManager) Prune(wsConn *WsConnection, err error) {// {{{ + if false { + log.Printf("[%s] pruning connection [%s]\n", wsConn.UUID, err) + } + wsConn.Conn.Close() + wsConn.Pruned = true + delete(cm.connections, wsConn.UUID) +}// }}} +func (cm *ConnectionManager) ReadLoop(wsConn *WsConnection) {// {{{ + var data []byte + var ok bool + + for { + if data, ok = cm.Read(wsConn); !ok { + break + } + + log.Printf("%s\n", data) + + //cm.Send(wsConn, response) + } +}// }}} +func (cm *ConnectionManager) Read(wsConn *WsConnection) ([]byte, bool) {// {{{ + var err error + var requestData []byte + _, requestData, err = wsConn.Conn.ReadMessage() + if err != nil { + cm.Prune(wsConn, err) + return nil, false + } + return requestData, true +}// }}} +func (cm *ConnectionManager) Send(wsConn *WsConnection, msg interface{}) {// {{{ + wsConn.Conn.WriteJSON(msg) +}// }}} +func (cm *ConnectionManager) Broadcast(msg interface{}) {// {{{ + cm.broadcastQueue <- msg +}// }}} + +func (cm *ConnectionManager) BroadcastLoop() {// {{{ + for { + msg := <-cm.broadcastQueue + for _, wsConn := range cm.connections { + cm.Send(wsConn, msg) + } + } +}// }}} + +// vim: foldmethod=marker diff --git a/db.go b/db.go new file mode 100644 index 0000000..bae3e4c --- /dev/null +++ b/db.go @@ -0,0 +1,42 @@ +package main + +import ( + // External + "github.com/jmoiron/sqlx" + _ "github.com/lib/pq" + + // Standard + _ "database/sql" + "fmt" + "log" +) + +var ( + dbConn string + db *sqlx.DB +) + +func dbInit() { + dbConn = fmt.Sprintf( + "host=%s port=%d user=%s password=%s dbname=%s sslmode=disable", + config.Database.Host, + config.Database.Port, + config.Database.Username, + config.Database.Password, + config.Database.Name, + ) + + log.Printf( + "\x1b[32mNotes\x1b[0m Connecting to database %s:%d\n", + config.Database.Host, + config.Database.Port, + ) + + var err error + db, err = sqlx.Connect("postgres", dbConn) + if err != nil { + panic(err) + } +} + +// vim: foldmethod=marker diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..9ced821 --- /dev/null +++ b/go.mod @@ -0,0 +1,11 @@ +module notes + +go 1.20 + +require ( + github.com/google/uuid v1.3.0 + github.com/gorilla/websocket v1.5.0 + github.com/jmoiron/sqlx v1.3.5 + github.com/lib/pq v1.10.9 + gopkg.in/yaml.v3 v3.0.1 +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..a9127eb --- /dev/null +++ b/go.sum @@ -0,0 +1,17 @@ +github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE= +github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg= +github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I= +github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= +github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc= +github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE= +github.com/jmoiron/sqlx v1.3.5 h1:vFFPA71p1o5gAeqtEAwLU4dnX2napprKtHr7PYIcN3g= +github.com/jmoiron/sqlx v1.3.5/go.mod h1:nRVWtLre0KfCLJvgxzCsLVMogSvQ1zNJtpYr2Ccp0mQ= +github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo= +github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw= +github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o= +github.com/mattn/go-sqlite3 v1.14.6 h1:dNPt6NO46WmLVt2DLNpwczCmdV5boIZ6g/tlDrlRUbg= +github.com/mattn/go-sqlite3 v1.14.6/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU= +gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= +gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= +gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= diff --git a/main.go b/main.go new file mode 100644 index 0000000..b13d6ca --- /dev/null +++ b/main.go @@ -0,0 +1,128 @@ +package main + +import ( + // Standard + "flag" + "fmt" + "html/template" + "log" + "net/http" + "os" + "path" + "regexp" + "strings" +) + +const VERSION = "v0.0.1"; +const LISTEN_HOST = "0.0.0.0"; + +var ( + flagPort int + connectionManager ConnectionManager + static http.Handler + config Config +) + + +func init() {// {{{ + flag.IntVar( + &flagPort, + "port", + 1371, + "TCP port to listen on", + ) + + flag.Parse() +}// }}} +func main() {// {{{ + var err error + log.Printf("\x1b[32mNotes\x1b[0m %s\n", VERSION) + + config, err = ConfigRead(os.Getenv("HOME")+"/.config/notes.yaml") + if err != nil { + fmt.Printf("%s\n", err) + os.Exit(1) + } + + dbInit() + connectionManager = NewConnectionManager() + go connectionManager.BroadcastLoop() + + static = http.FileServer(http.Dir("./static")) + http.HandleFunc("/css_updated", cssUpdateHandler) + http.HandleFunc("/session/create", sessionCreate) + http.HandleFunc("/ws", websocketHandler) + http.HandleFunc("/", staticHandler) + + listen := fmt.Sprintf("%s:%d", LISTEN_HOST, flagPort) + log.Printf("\x1b[32mNotes\x1b[0m Listening on %s\n", listen) + log.Printf("\x1b[32mNotes\x1b[0m Answer for domains %s\n", strings.Join(config.Websocket.Domains, ", ")) + http.ListenAndServe(listen, nil) +}// }}} + +func cssUpdateHandler(w http.ResponseWriter, r *http.Request) {// {{{ + log.Println("[BROADCAST] CSS updated") + connectionManager.Broadcast(struct{ Ok bool; ID string; Op string }{ Ok: true, Op: "css_reload" }) +}// }}} +func sessionCreate(w http.ResponseWriter, r *http.Request) {// {{{ + session, err := NewSession() + if err != nil { + w.Write() + } + + +}// }}} +func websocketHandler(w http.ResponseWriter, r *http.Request) {// {{{ + var err error + + _, err = connectionManager.NewConnection(w, r) + if err != nil { + log.Printf("[Connection] %s\n", err) + return + } +}// }}} +func staticHandler(w http.ResponseWriter, r *http.Request) {// {{{ + data := struct{ + VERSION string + }{ + VERSION: VERSION, + } + + // URLs with pattern /(css|images)/v1.0.0/foobar are stripped of the version. + // To get rid of problems with cached content in browser on a new version release, + // while also not disabling cache altogether. + rxp := regexp.MustCompile("^/(css|images|js|fonts)/v[0-9]+\\.[0-9]+\\.[0-9]+/(.*)$") + if comp := rxp.FindStringSubmatch(r.URL.Path); comp != nil { + r.URL.Path = fmt.Sprintf("/%s/%s", comp[1], comp[2]) + static.ServeHTTP(w, r) + return + } + + // Everything else is run through the template system. + // For now to get VERSION into files to fix caching. + tmpl, err := newTemplate(r.URL.Path) + if err != nil { + w.Write([]byte(err.Error())) + return + } + + if err = tmpl.Execute(w, data); err != nil { + w.Write([]byte(err.Error())) + } +}// }}} + +func newTemplate(requestPath string) (tmpl *template.Template, err error) {// {{{ + // Append index.html if needed for further reading of the file + p := requestPath + if p[len(p)-1] == '/' { + p += "index.html" + } + p = "static" + p + + base := path.Base(p) + if tmpl, err = template.New(base).ParseFiles(p); err != nil { return } + + return +}// }}} + +// vim: foldmethod=marker diff --git a/request_response.go b/request_response.go new file mode 100644 index 0000000..b8fed15 --- /dev/null +++ b/request_response.go @@ -0,0 +1,12 @@ +package main + +import ( + // Standard + "encoding/json" +) + +type Request struct { + ID string +} + +func (req *Request) diff --git a/session.go b/session.go new file mode 100644 index 0000000..752457b --- /dev/null +++ b/session.go @@ -0,0 +1,31 @@ +package main + +import ( + // Standard + "database/sql" + "time" +) + +type Session struct { + UUID string + UserID int + Created time.Time +} + +func NewSession() (session Session, err error) { + var rows *sql.Rows + if rows, err = db.Query(` + INSERT INTO public.session(uuid) + VALUES(gen_random_uuid()) + RETURNING uuid, created`, + ); err != nil { + return + } + defer rows.Close() + + if rows.Next() { + rows.Scan(&session.UUID, &session.Created) + } + + return +} diff --git a/static/css/login.css b/static/css/login.css new file mode 100644 index 0000000..ba3c0df --- /dev/null +++ b/static/css/login.css @@ -0,0 +1,20 @@ +#login { + display: grid; + justify-items: center; + height: 100%; +} +#login div { + max-width: 300px; +} +#login div input { + margin-bottom: 32px; + width: 100%; + border: 0px; + border-bottom: 1px solid #fff; + font-size: 18pt; + color: #fff; + background-color: #494949; +} +#login div input:focus { + outline: none; +} diff --git a/static/css/main.css b/static/css/main.css new file mode 100644 index 0000000..39b1a04 --- /dev/null +++ b/static/css/main.css @@ -0,0 +1,15 @@ +html, +body { + margin: 0px; + padding: 0px; + font-family: 'Liberation Mono', monospace; + font-size: 16pt; + background-color: #494949; +} +h1 { + color: #ecbf00; +} +#app { + padding: 32px; + color: #fff; +} diff --git a/static/css/theme.css b/static/css/theme.css new file mode 100644 index 0000000..e69de29 diff --git a/static/images/test.svg b/static/images/test.svg new file mode 100644 index 0000000..4795bb2 --- /dev/null +++ b/static/images/test.svg @@ -0,0 +1,1013 @@ + + + + + + + + + + + + + + portal + Main repos + + broker + + rest + + procman + + support + + mikrotik + + inventory + + employee + + billing + + auth + + gibon + + fortnox + + crayon + + service + + message + + log + + sql + + frontend + Fetch git repos + Build + Services + Libraries + Data + + + portal + Main repos + + broker + + rest + + procman + + support + + mikrotik + + inventory + + employee + + billing + + auth + + gibon + + fortnox + + crayon + + service + + message + + log + + SQL + + Frontend + Services + Libraries + Data + Artifacts + + + Binaries + Services + Docker build + + Services + + Frontend + Docker push + + Services + + Frontend + + + Data + + SQL updates + + Web frontend + + LESS + + + + diff --git a/static/index.html b/static/index.html new file mode 100644 index 0000000..54e2af9 --- /dev/null +++ b/static/index.html @@ -0,0 +1,32 @@ + + + + + + + + + + + + + +
+ + + + diff --git a/static/js/app.mjs b/static/js/app.mjs new file mode 100644 index 0000000..a27ca1a --- /dev/null +++ b/static/js/app.mjs @@ -0,0 +1,96 @@ +import 'preact/debug' +import 'preact/devtools' +//import { signal } from 'preact/signals' +import { h, Component, render, createRef } from 'preact' +import htm from 'htm' +const html = htm.bind(h) + +class App extends Component { + constructor() {//{{{ + super() + this.websocket = null + this.websocket_int_ping = null + this.websocket_int_reconnect = null + this.wsConnect() + this.wsLoop() + + this.sessionID = window.localStorage.getItem("sessionID") + }//}}} + render() {//{{{ + if(this.sessionID === null) { + return html`<${Login} />` + } + + return html`Welcome`; + }//}}} + + wsLoop() {//{{{ + setInterval(()=>{ + if(this.websocket === null) { + console.log("wsLoop connect") + this.wsConnect() + } + }, 1000) + }//}}} + wsConnect() {//{{{ + this.websocket = new WebSocket(`wss://notes.ahall.se/ws`) + this.websocket.onopen = evt=>this.wsOpen(evt) + this.websocket.onmessage = evt=>this.wsMessage(evt) + this.websocket.onerror = evt=>this.wsError(evt) + this.websocket.onclose = evt=>this.wsClose(evt) + }//}}} + wsOpen() {//{{{ + this.setState({ wsConnected: true }) + + // A ping interval to implement a rudimentary keep-alive. + }//}}} + wsClose() {//{{{ + console.log("Lost connection to Notes server") + this.websocket = null + }//}}} + wsError(evt) {//{{{ + console.log("websocket error", evt) + this.websocket = null; + }//}}} + wsMessage(evt) {//{{{ + let msg = JSON.parse(evt.data) + + // Broadcast message + if(msg.ID == '') { + this.broadcastHandler(msg) + } else { + this.msgHandler(msg) + } + }//}}} + + broadcastHandler(msg) {//{{{ + switch(msg.Op) { + case 'css_reload': + refreshCSS() + break; + } + }//}}} +} + +class Login extends Component { + render() { + return html` +
+

Notes

+
+ + +
+
+ ` + } +} + +// Init{{{ +//let urlParams = new URLSearchParams(window.location.search) +window._app = createRef() +window._resourceModels = [] +render(html`<${App} ref=${window._app} />`, document.getElementById('app')) +//}}} + +// vim: foldmethod=marker diff --git a/static/js/lib/css_reload.js b/static/js/lib/css_reload.js new file mode 100644 index 0000000..edd69d1 --- /dev/null +++ b/static/js/lib/css_reload.js @@ -0,0 +1,10 @@ +function refreshCSS() { + let links = document.getElementsByTagName('link') + Array.from(links).forEach(l=>{ + if (l.rel == 'stylesheet' && !l.hasAttribute('x-no-reload')) { + let cache = Math.floor(Math.random()*100000) + l.href = l.href.replace(/\?.*/, '') + `?cache=${cache}` + console.log(l.href) + } + }) +} diff --git a/static/js/lib/htm/htm.d.ts b/static/js/lib/htm/htm.d.ts new file mode 100644 index 0000000..d5108ca --- /dev/null +++ b/static/js/lib/htm/htm.d.ts @@ -0,0 +1,6 @@ +declare const htm: { + bind( + h: (type: any, props: Record, ...children: any[]) => HResult + ): (strings: TemplateStringsArray, ...values: any[]) => HResult | HResult[]; +}; +export default htm; diff --git a/static/js/lib/htm/htm.js b/static/js/lib/htm/htm.js new file mode 100644 index 0000000..5953d9d --- /dev/null +++ b/static/js/lib/htm/htm.js @@ -0,0 +1 @@ +!function(){const t=(e,n,s,u)=>{let h;n[0]=0;for(let l=1;l{1===s&&(t||(u=u.replace(/^\s*\n\s*|\s*\n\s*$/g,"")))?l.push(0,t,u):3===s&&(t||u)?(l.push(3,t,u),s=2):2===s&&"..."===u&&t?l.push(4,t,0):2===s&&u&&!t?l.push(5,0,!0,u):s>=5&&((u||!t&&5===s)&&(l.push(s,0,u,n),s=6),t&&(l.push(s,t,0,n),s=6)),u=""};for(let o=0;o"===e?(s=1,u=""):u=e+u[0]:h?e===h?h="":u+=e:'"'===e||"'"===e?h=e:">"===e?(p(),s=1):s&&("="===e?(s=5,n=u,u=""):"/"===e&&(s<5||">"===t[o][r+1])?(p(),3===s&&(l=l[0]),s=l,(l=l[0]).push(2,0,s),s=0):" "===e||"\t"===e||"\n"===e||"\r"===e?(p(),s=2):u+=e),3===s&&"!--"===u&&(s=4,l=l[0])}return p(),l},n=new Map;var s=function(s){let u=n.get(this);return u||(u=new Map,n.set(this,u)),u=t(this,u.get(s)||(u.set(s,u=e(s)),u),arguments,[]),u.length>1?u:u[0]};"undefined"!=typeof module?module.exports=s:self.htm=s}(); diff --git a/static/js/lib/htm/htm.mjs b/static/js/lib/htm/htm.mjs new file mode 100644 index 0000000..89b9578 --- /dev/null +++ b/static/js/lib/htm/htm.mjs @@ -0,0 +1 @@ +const t=(e,s,n,h)=>{let u;s[0]=0;for(let l=1;l{1===n&&(t||(h=h.replace(/^\s*\n\s*|\s*\n\s*$/g,"")))?l.push(0,t,h):3===n&&(t||h)?(l.push(3,t,h),n=2):2===n&&"..."===h&&t?l.push(4,t,0):2===n&&h&&!t?l.push(5,0,!0,h):n>=5&&((h||!t&&5===n)&&(l.push(n,0,h,s),n=6),t&&(l.push(n,t,0,s),n=6)),h=""};for(let r=0;r"===e?(n=1,h=""):h=e+h[0]:u?e===u?u="":h+=e:'"'===e||"'"===e?u=e:">"===e?(p(),n=1):n&&("="===e?(n=5,s=h,h=""):"/"===e&&(n<5||">"===t[r][o+1])?(p(),3===n&&(l=l[0]),n=l,(l=l[0]).push(2,0,n),n=0):" "===e||"\t"===e||"\n"===e||"\r"===e?(p(),n=2):h+=e),3===n&&"!--"===h&&(n=4,l=l[0])}return p(),l},s=new Map;var n=function(n){let h=s.get(this);return h||(h=new Map,s.set(this,h)),h=t(this,h.get(n)||(h.set(n,h=e(n)),h),arguments,[]),h.length>1?h:h[0]};export{n as default}; diff --git a/static/js/lib/htm/htm.module.js b/static/js/lib/htm/htm.module.js new file mode 100644 index 0000000..89b9578 --- /dev/null +++ b/static/js/lib/htm/htm.module.js @@ -0,0 +1 @@ +const t=(e,s,n,h)=>{let u;s[0]=0;for(let l=1;l{1===n&&(t||(h=h.replace(/^\s*\n\s*|\s*\n\s*$/g,"")))?l.push(0,t,h):3===n&&(t||h)?(l.push(3,t,h),n=2):2===n&&"..."===h&&t?l.push(4,t,0):2===n&&h&&!t?l.push(5,0,!0,h):n>=5&&((h||!t&&5===n)&&(l.push(n,0,h,s),n=6),t&&(l.push(n,t,0,s),n=6)),h=""};for(let r=0;r"===e?(n=1,h=""):h=e+h[0]:u?e===u?u="":h+=e:'"'===e||"'"===e?u=e:">"===e?(p(),n=1):n&&("="===e?(n=5,s=h,h=""):"/"===e&&(n<5||">"===t[r][o+1])?(p(),3===n&&(l=l[0]),n=l,(l=l[0]).push(2,0,n),n=0):" "===e||"\t"===e||"\n"===e||"\r"===e?(p(),n=2):h+=e),3===n&&"!--"===h&&(n=4,l=l[0])}return p(),l},s=new Map;var n=function(n){let h=s.get(this);return h||(h=new Map,s.set(this,h)),h=t(this,h.get(n)||(h.set(n,h=e(n)),h),arguments,[]),h.length>1?h:h[0]};export{n as default}; diff --git a/static/js/lib/htm/htm.umd.js b/static/js/lib/htm/htm.umd.js new file mode 100644 index 0000000..f56ec93 --- /dev/null +++ b/static/js/lib/htm/htm.umd.js @@ -0,0 +1 @@ +!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e||self).htm=t()}(this,function(){const e=(t,n,s,u)=>{let o;n[0]=0;for(let l=1;l{1===s&&(e||(u=u.replace(/^\s*\n\s*|\s*\n\s*$/g,"")))?l.push(0,e,u):3===s&&(e||u)?(l.push(3,e,u),s=2):2===s&&"..."===u&&e?l.push(4,e,0):2===s&&u&&!e?l.push(5,0,!0,u):s>=5&&((u||!e&&5===s)&&(l.push(s,0,u,n),s=6),e&&(l.push(s,e,0,n),s=6)),u=""};for(let p=0;p"===t?(s=1,u=""):u=t+u[0]:o?t===o?o="":u+=t:'"'===t||"'"===t?o=t:">"===t?(h(),s=1):s&&("="===t?(s=5,n=u,u=""):"/"===t&&(s<5||">"===e[p][f+1])?(h(),3===s&&(l=l[0]),s=l,(l=l[0]).push(2,0,s),s=0):" "===t||"\t"===t||"\n"===t||"\r"===t?(h(),s=2):u+=t),3===s&&"!--"===u&&(s=4,l=l[0])}return h(),l},n=new Map;return function(s){let u=n.get(this);return u||(u=new Map,n.set(this,u)),u=e(this,u.get(s)||(u.set(s,u=t(s)),u),arguments,[]),u.length>1?u:u[0]}}); diff --git a/static/js/lib/preact/debug.js b/static/js/lib/preact/debug.js new file mode 100644 index 0000000..cf9e92d --- /dev/null +++ b/static/js/lib/preact/debug.js @@ -0,0 +1,2 @@ +var n=require("preact");require("preact/devtools");var e={};function t(e){return e.type===n.Fragment?"Fragment":"function"==typeof e.type?e.type.displayName||e.type.name:"string"==typeof e.type?e.type:"#text"}var o=[],r=[];function a(){return o.length>0?o[o.length-1]:null}var i=!1;function c(e){return"function"==typeof e.type&&e.type!=n.Fragment}function s(n){for(var e=[n],o=n;null!=o.__o;)e.push(o.__o),o=o.__o;return e.reduce(function(n,e){n+=" in "+t(e);var o=e.__source;return o?n+=" (at "+o.fileName+":"+o.lineNumber+")":i||(i=!0,console.warn("Add @babel/plugin-transform-react-jsx-source to get a more detailed component stack. Note that you should not add it to production builds of your App for bundle size reasons.")),n+"\n"},"")}var u="function"==typeof WeakMap;function l(n){return n?"function"==typeof n.type?l(n.__):n:{}}var f=n.Component.prototype.setState;n.Component.prototype.setState=function(n,e){return null==this.__v&&null==this.state&&console.warn('Calling "this.setState" inside the constructor of a component is a no-op and might be a bug in your application. Instead, set "this.state = {}" directly.\n\n'+s(a())),f.call(this,n,e)};var p=n.Component.prototype.forceUpdate;function d(n){var e=n.props,o=t(n),r="";for(var a in e)if(e.hasOwnProperty(a)&&"children"!==a){var i=e[a];"function"==typeof i&&(i="function "+(i.displayName||i.name)+"() {}"),i=Object(i)!==i||i.toString?i+"":Object.prototype.toString.call(i),r+=" "+a+"="+JSON.stringify(i)}var c=e.children;return"<"+o+r+(c&&c.length?">..":" />")}n.Component.prototype.forceUpdate=function(n){return null==this.__v?console.warn('Calling "this.forceUpdate" inside the constructor of a component is a no-op and might be a bug in your application.\n\n'+s(a())):null==this.__P&&console.warn('Can\'t call "this.forceUpdate" on an unmounted component. This is a no-op, but it indicates a memory leak in your application. To fix, cancel all subscriptions and asynchronous tasks in the componentWillUnmount method.\n\n'+s(this.__v)),p.call(this,n)},function(){!function(){var e=n.options.__b,t=n.options.diffed,a=n.options.__,i=n.options.vnode,s=n.options.__r;n.options.diffed=function(n){c(n)&&r.pop(),o.pop(),t&&t(n)},n.options.__b=function(n){c(n)&&o.push(n),e&&e(n)},n.options.__=function(n,e){r=[],a&&a(n,e)},n.options.vnode=function(n){n.__o=r.length>0?r[r.length-1]:null,i&&i(n)},n.options.__r=function(n){c(n)&&r.push(n),s&&s(n)}}();var a=!1,i=n.options.__b,f=n.options.diffed,p=n.options.vnode,h=n.options.__e,v=n.options.__,y=n.options.__h,m=u?{useEffect:new WeakMap,useLayoutEffect:new WeakMap,lazyPropTypes:new WeakMap}:null,b=[];n.options.__e=function(n,e,o,r){if(e&&e.__c&&"function"==typeof n.then){var a=n;n=new Error("Missing Suspense. The throwing component was: "+t(e));for(var i=e;i;i=i.__)if(i.__c&&i.__c.__c){n=a;break}if(n instanceof Error)throw n}try{(r=r||{}).componentStack=s(e),h(n,e,o,r),"function"!=typeof n.then&&setTimeout(function(){throw n})}catch(n){throw n}},n.options.__=function(n,e){if(!e)throw new Error("Undefined parent passed to render(), this is the second argument.\nCheck if the element is available in the DOM/has the correct id.");var o;switch(e.nodeType){case 1:case 11:case 9:o=!0;break;default:o=!1}if(!o){var r=t(n);throw new Error("Expected a valid HTML node as a second argument to render.\tReceived "+e+" instead: render(<"+r+" />, "+e+");")}v&&v(n,e)},n.options.__b=function(n){var o=n.type,r=l(n.__);if(a=!0,void 0===o)throw new Error("Undefined component passed to createElement()\n\nYou likely forgot to export your component or might have mixed up default and named imports"+d(n)+"\n\n"+s(n));if(null!=o&&"object"==typeof o){if(void 0!==o.__k&&void 0!==o.__e)throw new Error("Invalid type passed to createElement(): "+o+"\n\nDid you accidentally pass a JSX literal as JSX twice?\n\n let My"+t(n)+" = "+d(o)+";\n let vnode = ;\n\nThis usually happens when you export a JSX literal and not the component.\n\n"+s(n));throw new Error("Invalid type passed to createElement(): "+(Array.isArray(o)?"array":o))}if("thead"!==o&&"tfoot"!==o&&"tbody"!==o||"table"===r.type?"tr"===o&&"thead"!==r.type&&"tfoot"!==r.type&&"tbody"!==r.type&&"table"!==r.type?console.error("Improper nesting of table. Your should have a parent."+d(n)+"\n\n"+s(n)):"td"===o&&"tr"!==r.type?console.error("Improper nesting of table. Your should have a parent."+d(n)+"\n\n"+s(n)):"th"===o&&"tr"!==r.type&&console.error("Improper nesting of table. Your should have a ."+d(n)+"\n\n"+s(n)):console.error("Improper nesting of table. Your should have a parent."+d(n)+"\n\n"+s(n)),void 0!==n.ref&&"function"!=typeof n.ref&&"object"!=typeof n.ref&&!("$$typeof"in n))throw new Error('Component\'s "ref" property should be a function, or an object created by createRef(), but got ['+typeof n.ref+"] instead\n"+d(n)+"\n\n"+s(n));if("string"==typeof n.type)for(var c in n.props)if("o"===c[0]&&"n"===c[1]&&"function"!=typeof n.props[c]&&null!=n.props[c])throw new Error("Component's \""+c+'" property should be a function, but got ['+typeof n.props[c]+"] instead\n"+d(n)+"\n\n"+s(n));if("function"==typeof n.type&&n.type.propTypes){if("Lazy"===n.type.displayName&&m&&!m.lazyPropTypes.has(n.type)){var u="PropTypes are not supported on lazy(). Use propTypes on the wrapped component itself. ";try{var f=n.type();m.lazyPropTypes.set(n.type,!0),console.warn(u+"Component wrapped in lazy() is "+t(f))}catch(n){console.warn(u+"We will log the wrapped component's name once it is loaded.")}}var p=n.props;n.type.__f&&delete(p=function(n,e){for(var t in e)n[t]=e[t];return n}({},p)).ref,function(n,t,o,r,a){Object.keys(n).forEach(function(o){var i;try{i=n[o](t,o,r,"prop",null,"SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED")}catch(n){i=n}i&&!(i.message in e)&&(e[i.message]=!0,console.error("Failed prop type: "+i.message+(a&&"\n"+a()||"")))})}(n.type.propTypes,p,0,t(n),function(){return s(n)})}i&&i(n)},n.options.__h=function(n,e,t){if(!n||!a)throw new Error("Hook can only be invoked from render methods.");y&&y(n,e,t)};var w=function(n,e){return{get:function(){var t="get"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("getting vnode."+n+" is deprecated, "+e))},set:function(){var t="set"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("setting vnode."+n+" is not allowed, "+e))}}},g={nodeName:w("nodeName","use vnode.type"),attributes:w("attributes","use vnode.props"),children:w("children","use vnode.props.children")},E=Object.create({},g);n.options.vnode=function(n){var e=n.props;if(null!==n.type&&null!=e&&("__source"in e||"__self"in e)){var t=n.props={};for(var o in e){var r=e[o];"__source"===o?n.__source=r:"__self"===o?n.__self=r:t[o]=r}}n.__proto__=E,p&&p(n)},n.options.diffed=function(n){if(n.__k&&n.__k.forEach(function(e){if("object"==typeof e&&e&&void 0===e.type){var t=Object.keys(e).join(",");throw new Error("Objects are not valid as a child. Encountered an object with the keys {"+t+"}.\n\n"+s(n))}}),a=!1,f&&f(n),null!=n.__k)for(var e=[],t=0;t {\n\t\tlet error;\n\t\ttry {\n\t\t\terror = typeSpecs[typeSpecName](\n\t\t\t\tvalues,\n\t\t\t\ttypeSpecName,\n\t\t\t\tcomponentName,\n\t\t\t\tlocation,\n\t\t\t\tnull,\n\t\t\t\tReactPropTypesSecret\n\t\t\t);\n\t\t} catch (e) {\n\t\t\terror = e;\n\t\t}\n\t\tif (error && !(error.message in loggedTypeFailures)) {\n\t\t\tloggedTypeFailures[error.message] = true;\n\t\t\tconsole.error(\n\t\t\t\t`Failed ${location} type: ${error.message}${(getStack &&\n\t\t\t\t\t`\\n${getStack()}`) ||\n\t\t\t\t\t''}`\n\t\t\t);\n\t\t}\n\t});\n}\n","import { options, Fragment } from 'preact';\n\n/**\n * Get human readable name of the component/dom node\n * @param {import('./internal').VNode} vnode\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function getDisplayName(vnode) {\n\tif (vnode.type === Fragment) {\n\t\treturn 'Fragment';\n\t} else if (typeof vnode.type == 'function') {\n\t\treturn vnode.type.displayName || vnode.type.name;\n\t} else if (typeof vnode.type == 'string') {\n\t\treturn vnode.type;\n\t}\n\n\treturn '#text';\n}\n\n/**\n * Used to keep track of the currently rendered `vnode` and print it\n * in debug messages.\n */\nlet renderStack = [];\n\n/**\n * Keep track of the current owners. An owner describes a component\n * which was responsible to render a specific `vnode`. This exclude\n * children that are passed via `props.children`, because they belong\n * to the parent owner.\n *\n * ```jsx\n * const Foo = props =>
{props.children}
// div's owner is Foo\n * const Bar = props => {\n * return (\n * // Foo's owner is Bar, span's owner is Bar\n * )\n * }\n * ```\n *\n * Note: A `vnode` may be hoisted to the root scope due to compiler\n * optimiztions. In these cases the `_owner` will be different.\n */\nlet ownerStack = [];\n\n/**\n * Get the currently rendered `vnode`\n * @returns {import('./internal').VNode | null}\n */\nexport function getCurrentVNode() {\n\treturn renderStack.length > 0 ? renderStack[renderStack.length - 1] : null;\n}\n\n/**\n * If the user doesn't have `@babel/plugin-transform-react-jsx-source`\n * somewhere in his tool chain we can't print the filename and source\n * location of a component. In that case we just omit that, but we'll\n * print a helpful message to the console, notifying the user of it.\n */\nlet hasBabelPlugin = false;\n\n/**\n * Check if a `vnode` is a possible owner.\n * @param {import('./internal').VNode} vnode\n */\nfunction isPossibleOwner(vnode) {\n\treturn typeof vnode.type == 'function' && vnode.type != Fragment;\n}\n\n/**\n * Return the component stack that was captured up to this point.\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function getOwnerStack(vnode) {\n\tconst stack = [vnode];\n\tlet next = vnode;\n\twhile (next._owner != null) {\n\t\tstack.push(next._owner);\n\t\tnext = next._owner;\n\t}\n\n\treturn stack.reduce((acc, owner) => {\n\t\tacc += ` in ${getDisplayName(owner)}`;\n\n\t\tconst source = owner.__source;\n\t\tif (source) {\n\t\t\tacc += ` (at ${source.fileName}:${source.lineNumber})`;\n\t\t} else if (!hasBabelPlugin) {\n\t\t\thasBabelPlugin = true;\n\t\t\tconsole.warn(\n\t\t\t\t'Add @babel/plugin-transform-react-jsx-source to get a more detailed component stack. Note that you should not add it to production builds of your App for bundle size reasons.'\n\t\t\t);\n\t\t}\n\n\t\treturn (acc += '\\n');\n\t}, '');\n}\n\n/**\n * Setup code to capture the component trace while rendering. Note that\n * we cannot simply traverse `vnode._parent` upwards, because we have some\n * debug messages for `this.setState` where the `vnode` is `undefined`.\n */\nexport function setupComponentStack() {\n\tlet oldDiff = options._diff;\n\tlet oldDiffed = options.diffed;\n\tlet oldRoot = options._root;\n\tlet oldVNode = options.vnode;\n\tlet oldRender = options._render;\n\n\toptions.diffed = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\townerStack.pop();\n\t\t}\n\t\trenderStack.pop();\n\t\tif (oldDiffed) oldDiffed(vnode);\n\t};\n\n\toptions._diff = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\trenderStack.push(vnode);\n\t\t}\n\t\tif (oldDiff) oldDiff(vnode);\n\t};\n\n\toptions._root = (vnode, parent) => {\n\t\townerStack = [];\n\t\tif (oldRoot) oldRoot(vnode, parent);\n\t};\n\n\toptions.vnode = vnode => {\n\t\tvnode._owner =\n\t\t\townerStack.length > 0 ? ownerStack[ownerStack.length - 1] : null;\n\t\tif (oldVNode) oldVNode(vnode);\n\t};\n\n\toptions._render = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\townerStack.push(vnode);\n\t\t}\n\n\t\tif (oldRender) oldRender(vnode);\n\t};\n}\n","import { checkPropTypes } from './check-props';\nimport { options, Component } from 'preact';\nimport {\n\tELEMENT_NODE,\n\tDOCUMENT_NODE,\n\tDOCUMENT_FRAGMENT_NODE\n} from './constants';\nimport {\n\tgetOwnerStack,\n\tsetupComponentStack,\n\tgetCurrentVNode,\n\tgetDisplayName\n} from './component-stack';\nimport { assign } from './util';\n\nconst isWeakMapSupported = typeof WeakMap == 'function';\n\nfunction getClosestDomNodeParent(parent) {\n\tif (!parent) return {};\n\tif (typeof parent.type == 'function') {\n\t\treturn getClosestDomNodeParent(parent._parent);\n\t}\n\treturn parent;\n}\n\nexport function initDebug() {\n\tsetupComponentStack();\n\n\tlet hooksAllowed = false;\n\n\t/* eslint-disable no-console */\n\tlet oldBeforeDiff = options._diff;\n\tlet oldDiffed = options.diffed;\n\tlet oldVnode = options.vnode;\n\tlet oldCatchError = options._catchError;\n\tlet oldRoot = options._root;\n\tlet oldHook = options._hook;\n\tconst warnedComponents = !isWeakMapSupported\n\t\t? null\n\t\t: {\n\t\t\t\tuseEffect: new WeakMap(),\n\t\t\t\tuseLayoutEffect: new WeakMap(),\n\t\t\t\tlazyPropTypes: new WeakMap()\n\t\t };\n\tconst deprecations = [];\n\n\toptions._catchError = (error, vnode, oldVNode, errorInfo) => {\n\t\tlet component = vnode && vnode._component;\n\t\tif (component && typeof error.then == 'function') {\n\t\t\tconst promise = error;\n\t\t\terror = new Error(\n\t\t\t\t`Missing Suspense. The throwing component was: ${getDisplayName(vnode)}`\n\t\t\t);\n\n\t\t\tlet parent = vnode;\n\t\t\tfor (; parent; parent = parent._parent) {\n\t\t\t\tif (parent._component && parent._component._childDidSuspend) {\n\t\t\t\t\terror = promise;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// We haven't recovered and we know at this point that there is no\n\t\t\t// Suspense component higher up in the tree\n\t\t\tif (error instanceof Error) {\n\t\t\t\tthrow error;\n\t\t\t}\n\t\t}\n\n\t\ttry {\n\t\t\terrorInfo = errorInfo || {};\n\t\t\terrorInfo.componentStack = getOwnerStack(vnode);\n\t\t\toldCatchError(error, vnode, oldVNode, errorInfo);\n\n\t\t\t// when an error was handled by an ErrorBoundary we will nonetheless emit an error\n\t\t\t// event on the window object. This is to make up for react compatibility in dev mode\n\t\t\t// and thus make the Next.js dev overlay work.\n\t\t\tif (typeof error.then != 'function') {\n\t\t\t\tsetTimeout(() => {\n\t\t\t\t\tthrow error;\n\t\t\t\t});\n\t\t\t}\n\t\t} catch (e) {\n\t\t\tthrow e;\n\t\t}\n\t};\n\n\toptions._root = (vnode, parentNode) => {\n\t\tif (!parentNode) {\n\t\t\tthrow new Error(\n\t\t\t\t'Undefined parent passed to render(), this is the second argument.\\n' +\n\t\t\t\t\t'Check if the element is available in the DOM/has the correct id.'\n\t\t\t);\n\t\t}\n\n\t\tlet isValid;\n\t\tswitch (parentNode.nodeType) {\n\t\t\tcase ELEMENT_NODE:\n\t\t\tcase DOCUMENT_FRAGMENT_NODE:\n\t\t\tcase DOCUMENT_NODE:\n\t\t\t\tisValid = true;\n\t\t\t\tbreak;\n\t\t\tdefault:\n\t\t\t\tisValid = false;\n\t\t}\n\n\t\tif (!isValid) {\n\t\t\tlet componentName = getDisplayName(vnode);\n\t\t\tthrow new Error(\n\t\t\t\t`Expected a valid HTML node as a second argument to render.\tReceived ${parentNode} instead: render(<${componentName} />, ${parentNode});`\n\t\t\t);\n\t\t}\n\n\t\tif (oldRoot) oldRoot(vnode, parentNode);\n\t};\n\n\toptions._diff = vnode => {\n\t\tlet { type, _parent: parent } = vnode;\n\t\tlet parentVNode = getClosestDomNodeParent(parent);\n\n\t\thooksAllowed = true;\n\n\t\tif (type === undefined) {\n\t\t\tthrow new Error(\n\t\t\t\t'Undefined component passed to createElement()\\n\\n' +\n\t\t\t\t\t'You likely forgot to export your component or might have mixed up default and named imports' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type != null && typeof type == 'object') {\n\t\t\tif (type._children !== undefined && type._dom !== undefined) {\n\t\t\t\tthrow new Error(\n\t\t\t\t\t`Invalid type passed to createElement(): ${type}\\n\\n` +\n\t\t\t\t\t\t'Did you accidentally pass a JSX literal as JSX twice?\\n\\n' +\n\t\t\t\t\t\t` let My${getDisplayName(vnode)} = ${serializeVNode(type)};\\n` +\n\t\t\t\t\t\t` let vnode = ;\\n\\n` +\n\t\t\t\t\t\t'This usually happens when you export a JSX literal and not the component.' +\n\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t);\n\t\t\t}\n\n\t\t\tthrow new Error(\n\t\t\t\t'Invalid type passed to createElement(): ' +\n\t\t\t\t\t(Array.isArray(type) ? 'array' : type)\n\t\t\t);\n\t\t}\n\n\t\tif (\n\t\t\t(type === 'thead' || type === 'tfoot' || type === 'tbody') &&\n\t\t\tparentVNode.type !== 'table'\n\t\t) {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your should have a
parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (\n\t\t\ttype === 'tr' &&\n\t\t\tparentVNode.type !== 'thead' &&\n\t\t\tparentVNode.type !== 'tfoot' &&\n\t\t\tparentVNode.type !== 'tbody' &&\n\t\t\tparentVNode.type !== 'table'\n\t\t) {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your should have a parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type === 'td' && parentVNode.type !== 'tr') {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type === 'th' && parentVNode.type !== 'tr') {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your .' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t}\n\n\t\tif (\n\t\t\tvnode.ref !== undefined &&\n\t\t\ttypeof vnode.ref != 'function' &&\n\t\t\ttypeof vnode.ref != 'object' &&\n\t\t\t!('$$typeof' in vnode) // allow string refs when preact-compat is installed\n\t\t) {\n\t\t\tthrow new Error(\n\t\t\t\t`Component's \"ref\" property should be a function, or an object created ` +\n\t\t\t\t\t`by createRef(), but got [${typeof vnode.ref}] instead\\n` +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t}\n\n\t\tif (typeof vnode.type == 'string') {\n\t\t\tfor (const key in vnode.props) {\n\t\t\t\tif (\n\t\t\t\t\tkey[0] === 'o' &&\n\t\t\t\t\tkey[1] === 'n' &&\n\t\t\t\t\ttypeof vnode.props[key] != 'function' &&\n\t\t\t\t\tvnode.props[key] != null\n\t\t\t\t) {\n\t\t\t\t\tthrow new Error(\n\t\t\t\t\t\t`Component's \"${key}\" property should be a function, ` +\n\t\t\t\t\t\t\t`but got [${typeof vnode.props[key]}] instead\\n` +\n\t\t\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Check prop-types if available\n\t\tif (typeof vnode.type == 'function' && vnode.type.propTypes) {\n\t\t\tif (\n\t\t\t\tvnode.type.displayName === 'Lazy' &&\n\t\t\t\twarnedComponents &&\n\t\t\t\t!warnedComponents.lazyPropTypes.has(vnode.type)\n\t\t\t) {\n\t\t\t\tconst m =\n\t\t\t\t\t'PropTypes are not supported on lazy(). Use propTypes on the wrapped component itself. ';\n\t\t\t\ttry {\n\t\t\t\t\tconst lazyVNode = vnode.type();\n\t\t\t\t\twarnedComponents.lazyPropTypes.set(vnode.type, true);\n\t\t\t\t\tconsole.warn(\n\t\t\t\t\t\tm + `Component wrapped in lazy() is ${getDisplayName(lazyVNode)}`\n\t\t\t\t\t);\n\t\t\t\t} catch (promise) {\n\t\t\t\t\tconsole.warn(\n\t\t\t\t\t\tm + \"We will log the wrapped component's name once it is loaded.\"\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tlet values = vnode.props;\n\t\t\tif (vnode.type._forwarded) {\n\t\t\t\tvalues = assign({}, values);\n\t\t\t\tdelete values.ref;\n\t\t\t}\n\n\t\t\tcheckPropTypes(\n\t\t\t\tvnode.type.propTypes,\n\t\t\t\tvalues,\n\t\t\t\t'prop',\n\t\t\t\tgetDisplayName(vnode),\n\t\t\t\t() => getOwnerStack(vnode)\n\t\t\t);\n\t\t}\n\n\t\tif (oldBeforeDiff) oldBeforeDiff(vnode);\n\t};\n\n\toptions._hook = (comp, index, type) => {\n\t\tif (!comp || !hooksAllowed) {\n\t\t\tthrow new Error('Hook can only be invoked from render methods.');\n\t\t}\n\n\t\tif (oldHook) oldHook(comp, index, type);\n\t};\n\n\t// Ideally we'd want to print a warning once per component, but we\n\t// don't have access to the vnode that triggered it here. As a\n\t// compromise and to avoid flooding the console with warnings we\n\t// print each deprecation warning only once.\n\tconst warn = (property, message) => ({\n\t\tget() {\n\t\t\tconst key = 'get' + property + message;\n\t\t\tif (deprecations && deprecations.indexOf(key) < 0) {\n\t\t\t\tdeprecations.push(key);\n\t\t\t\tconsole.warn(`getting vnode.${property} is deprecated, ${message}`);\n\t\t\t}\n\t\t},\n\t\tset() {\n\t\t\tconst key = 'set' + property + message;\n\t\t\tif (deprecations && deprecations.indexOf(key) < 0) {\n\t\t\t\tdeprecations.push(key);\n\t\t\t\tconsole.warn(`setting vnode.${property} is not allowed, ${message}`);\n\t\t\t}\n\t\t}\n\t});\n\n\tconst deprecatedAttributes = {\n\t\tnodeName: warn('nodeName', 'use vnode.type'),\n\t\tattributes: warn('attributes', 'use vnode.props'),\n\t\tchildren: warn('children', 'use vnode.props.children')\n\t};\n\n\tconst deprecatedProto = Object.create({}, deprecatedAttributes);\n\n\toptions.vnode = vnode => {\n\t\tconst props = vnode.props;\n\t\tif (\n\t\t\tvnode.type !== null &&\n\t\t\tprops != null &&\n\t\t\t('__source' in props || '__self' in props)\n\t\t) {\n\t\t\tconst newProps = (vnode.props = {});\n\t\t\tfor (let i in props) {\n\t\t\t\tconst v = props[i];\n\t\t\t\tif (i === '__source') vnode.__source = v;\n\t\t\t\telse if (i === '__self') vnode.__self = v;\n\t\t\t\telse newProps[i] = v;\n\t\t\t}\n\t\t}\n\n\t\t// eslint-disable-next-line\n\t\tvnode.__proto__ = deprecatedProto;\n\t\tif (oldVnode) oldVnode(vnode);\n\t};\n\n\toptions.diffed = vnode => {\n\t\t// Check if the user passed plain objects as children. Note that we cannot\n\t\t// move this check into `options.vnode` because components can receive\n\t\t// children in any shape they want (e.g.\n\t\t// `{{ foo: 123, bar: \"abc\" }}`).\n\t\t// Putting this check in `options.diffed` ensures that\n\t\t// `vnode._children` is set and that we only validate the children\n\t\t// that were actually rendered.\n\t\tif (vnode._children) {\n\t\t\tvnode._children.forEach(child => {\n\t\t\t\tif (typeof child === 'object' && child && child.type === undefined) {\n\t\t\t\t\tconst keys = Object.keys(child).join(',');\n\t\t\t\t\tthrow new Error(\n\t\t\t\t\t\t`Objects are not valid as a child. Encountered an object with the keys {${keys}}.` +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t});\n\t\t}\n\n\t\thooksAllowed = false;\n\n\t\tif (oldDiffed) oldDiffed(vnode);\n\n\t\tif (vnode._children != null) {\n\t\t\tconst keys = [];\n\t\t\tfor (let i = 0; i < vnode._children.length; i++) {\n\t\t\t\tconst child = vnode._children[i];\n\t\t\t\tif (!child || child.key == null) continue;\n\n\t\t\t\tconst key = child.key;\n\t\t\t\tif (keys.indexOf(key) !== -1) {\n\t\t\t\t\tconsole.error(\n\t\t\t\t\t\t'Following component has two or more children with the ' +\n\t\t\t\t\t\t\t`same key attribute: \"${key}\". This may cause glitches and misbehavior ` +\n\t\t\t\t\t\t\t'in rendering process. Component: \\n\\n' +\n\t\t\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\n\t\t\t\t\t// Break early to not spam the console\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\tkeys.push(key);\n\t\t\t}\n\t\t}\n\t};\n}\n\nconst setState = Component.prototype.setState;\nComponent.prototype.setState = function(update, callback) {\n\tif (this._vnode == null) {\n\t\t// `this._vnode` will be `null` during componentWillMount. But it\n\t\t// is perfectly valid to call `setState` during cWM. So we\n\t\t// need an additional check to verify that we are dealing with a\n\t\t// call inside constructor.\n\t\tif (this.state == null) {\n\t\t\tconsole.warn(\n\t\t\t\t`Calling \"this.setState\" inside the constructor of a component is a ` +\n\t\t\t\t\t`no-op and might be a bug in your application. Instead, set ` +\n\t\t\t\t\t`\"this.state = {}\" directly.\\n\\n${getOwnerStack(getCurrentVNode())}`\n\t\t\t);\n\t\t}\n\t}\n\n\treturn setState.call(this, update, callback);\n};\n\nconst forceUpdate = Component.prototype.forceUpdate;\nComponent.prototype.forceUpdate = function(callback) {\n\tif (this._vnode == null) {\n\t\tconsole.warn(\n\t\t\t`Calling \"this.forceUpdate\" inside the constructor of a component is a ` +\n\t\t\t\t`no-op and might be a bug in your application.\\n\\n${getOwnerStack(\n\t\t\t\t\tgetCurrentVNode()\n\t\t\t\t)}`\n\t\t);\n\t} else if (this._parentDom == null) {\n\t\tconsole.warn(\n\t\t\t`Can't call \"this.forceUpdate\" on an unmounted component. This is a no-op, ` +\n\t\t\t\t`but it indicates a memory leak in your application. To fix, cancel all ` +\n\t\t\t\t`subscriptions and asynchronous tasks in the componentWillUnmount method.` +\n\t\t\t\t`\\n\\n${getOwnerStack(this._vnode)}`\n\t\t);\n\t}\n\treturn forceUpdate.call(this, callback);\n};\n\n/**\n * Serialize a vnode tree to a string\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function serializeVNode(vnode) {\n\tlet { props } = vnode;\n\tlet name = getDisplayName(vnode);\n\n\tlet attrs = '';\n\tfor (let prop in props) {\n\t\tif (props.hasOwnProperty(prop) && prop !== 'children') {\n\t\t\tlet value = props[prop];\n\n\t\t\t// If it is an object but doesn't have toString(), use Object.toString\n\t\t\tif (typeof value == 'function') {\n\t\t\t\tvalue = `function ${value.displayName || value.name}() {}`;\n\t\t\t}\n\n\t\t\tvalue =\n\t\t\t\tObject(value) === value && !value.toString\n\t\t\t\t\t? Object.prototype.toString.call(value)\n\t\t\t\t\t: value + '';\n\n\t\t\tattrs += ` ${prop}=${JSON.stringify(value)}`;\n\t\t}\n\t}\n\n\tlet children = props.children;\n\treturn `<${name}${attrs}${\n\t\tchildren && children.length ? '>..' : ' />'\n\t}`;\n}\n","export const ELEMENT_NODE = 1;\nexport const DOCUMENT_NODE = 9;\nexport const DOCUMENT_FRAGMENT_NODE = 11;\n","/**\n * Assign properties from `props` to `obj`\n * @template O, P The obj and props types\n * @param {O} obj The object to copy properties to\n * @param {P} props The object to copy properties from\n * @returns {O & P}\n */\nexport function assign(obj, props) {\n\tfor (let i in props) obj[i] = props[i];\n\treturn /** @type {O & P} */ (obj);\n}\n","import { initDebug } from './debug';\nimport 'preact/devtools';\n\ninitDebug();\n\nexport { resetPropWarnings } from 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parent."+v(e)+"\n\n"+f(e)),void 0!==e.ref&&"function"!=typeof e.ref&&"object"!=typeof e.ref&&!("$$typeof"in e))throw new Error('Component\'s "ref" property should be a function, or an object created by createRef(), but got ['+typeof e.ref+"] instead\n"+v(e)+"\n\n"+f(e));if("string"==typeof e.type)for(var c in e.props)if("o"===c[0]&&"n"===c[1]&&"function"!=typeof e.props[c]&&null!=e.props[c])throw new Error("Component's \""+c+'" property should be a function, but got ['+typeof e.props[c]+"] instead\n"+v(e)+"\n\n"+f(e));if("function"==typeof e.type&&e.type.propTypes){if("Lazy"===e.type.displayName&&m&&!m.lazyPropTypes.has(e.type)){var s="PropTypes are not supported on lazy(). Use propTypes on the wrapped component itself. ";try{var u=e.type();m.lazyPropTypes.set(e.type,!0),console.warn(s+"Component wrapped in lazy() is "+a(u))}catch(n){console.warn(s+"We will log the wrapped component's name once it is loaded.")}}var l=e.props;e.type.__f&&delete(l=function(n,e){for(var t in e)n[t]=e[t];return n}({},l)).ref,function(n,e,t,r,a){Object.keys(n).forEach(function(t){var i;try{i=n[t](e,t,r,"prop",null,"SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED")}catch(n){i=n}i&&!(i.message in o)&&(o[i.message]=!0,console.error("Failed prop type: "+i.message+(a&&"\n"+a()||"")))})}(e.type.propTypes,l,0,a(e),function(){return f(e)})}t&&t(e)},e.__h=function(e,t,o){if(!e||!n)throw new Error("Hook can only be invoked from render methods.");y&&y(e,t,o)};var w=function(n,e){return{get:function(){var t="get"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("getting vnode."+n+" is deprecated, "+e))},set:function(){var t="set"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("setting vnode."+n+" is not allowed, "+e))}}},g={nodeName:w("nodeName","use vnode.type"),attributes:w("attributes","use vnode.props"),children:w("children","use vnode.props.children")},E=Object.create({},g);e.vnode=function(n){var e=n.props;if(null!==n.type&&null!=e&&("__source"in e||"__self"in e)){var t=n.props={};for(var o in e){var r=e[o];"__source"===o?n.__source=r:"__self"===o?n.__self=r:t[o]=r}}n.__proto__=E,s&&s(n)},e.diffed=function(e){if(e.__k&&e.__k.forEach(function(n){if("object"==typeof n&&n&&void 0===n.type){var t=Object.keys(n).join(",");throw new Error("Objects are not valid as a child. Encountered an object with the keys {"+t+"}.\n\n"+f(e))}}),n=!1,r&&r(e),null!=e.__k)for(var t=[],o=0;o0?i[i.length-1]:null}var u=!1;function l(e){return"function"==typeof e.type&&e.type!=n}function f(n){for(var e=[n],t=n;null!=t.__o;)e.push(t.__o),t=t.__o;return e.reduce(function(n,e){n+=" in "+a(e);var t=e.__source;return t?n+=" (at "+t.fileName+":"+t.lineNumber+")":u||(u=!0,console.warn("Add @babel/plugin-transform-react-jsx-source to get a more detailed component stack. Note that you should not add it to production builds of your App for bundle size reasons.")),n+"\n"},"")}var p="function"==typeof WeakMap;function d(n){return n?"function"==typeof n.type?d(n.__):n:{}}var h=t.prototype.setState;t.prototype.setState=function(n,e){return null==this.__v&&null==this.state&&console.warn('Calling "this.setState" inside the constructor of a component is a no-op and might be a bug in your application. Instead, set "this.state = {}" directly.\n\n'+f(s())),h.call(this,n,e)};var y=t.prototype.forceUpdate;function v(n){var e=n.props,t=a(n),o="";for(var r in e)if(e.hasOwnProperty(r)&&"children"!==r){var i=e[r];"function"==typeof i&&(i="function "+(i.displayName||i.name)+"() {}"),i=Object(i)!==i||i.toString?i+"":Object.prototype.toString.call(i),o+=" "+r+"="+JSON.stringify(i)}var c=e.children;return"<"+t+o+(c&&c.length?">..":" />")}t.prototype.forceUpdate=function(n){return null==this.__v?console.warn('Calling "this.forceUpdate" inside the constructor of a component is a no-op and might be a bug in your application.\n\n'+f(s())):null==this.__P&&console.warn('Can\'t call "this.forceUpdate" on an unmounted component. This is a no-op, but it indicates a memory leak in your application. To fix, cancel all subscriptions and asynchronous tasks in the componentWillUnmount method.\n\n'+f(this.__v)),y.call(this,n)},function(){!function(){var n=e.__b,t=e.diffed,o=e.__,r=e.vnode,a=e.__r;e.diffed=function(n){l(n)&&c.pop(),i.pop(),t&&t(n)},e.__b=function(e){l(e)&&i.push(e),n&&n(e)},e.__=function(n,e){c=[],o&&o(n,e)},e.vnode=function(n){n.__o=c.length>0?c[c.length-1]:null,r&&r(n)},e.__r=function(n){l(n)&&c.push(n),a&&a(n)}}();var n=!1,t=e.__b,r=e.diffed,s=e.vnode,u=e.__e,h=e.__,y=e.__h,m=p?{useEffect:new WeakMap,useLayoutEffect:new WeakMap,lazyPropTypes:new WeakMap}:null,b=[];e.__e=function(n,e,t,o){if(e&&e.__c&&"function"==typeof n.then){var r=n;n=new Error("Missing Suspense. The throwing component was: "+a(e));for(var i=e;i;i=i.__)if(i.__c&&i.__c.__c){n=r;break}if(n instanceof Error)throw n}try{(o=o||{}).componentStack=f(e),u(n,e,t,o),"function"!=typeof n.then&&setTimeout(function(){throw n})}catch(n){throw n}},e.__=function(n,e){if(!e)throw new Error("Undefined parent passed to render(), this is the second argument.\nCheck if the element is available in the DOM/has the correct id.");var t;switch(e.nodeType){case 1:case 11:case 9:t=!0;break;default:t=!1}if(!t){var o=a(n);throw new Error("Expected a valid HTML node as a second argument to render.\tReceived "+e+" instead: render(<"+o+" />, "+e+");")}h&&h(n,e)},e.__b=function(e){var r=e.type,i=d(e.__);if(n=!0,void 0===r)throw new Error("Undefined component passed to createElement()\n\nYou likely forgot to export your component or might have mixed up default and named imports"+v(e)+"\n\n"+f(e));if(null!=r&&"object"==typeof r){if(void 0!==r.__k&&void 0!==r.__e)throw new Error("Invalid type passed to createElement(): "+r+"\n\nDid you accidentally pass a JSX literal as JSX twice?\n\n let My"+a(e)+" = "+v(r)+";\n let vnode = ;\n\nThis usually happens when you export a JSX literal and not the component.\n\n"+f(e));throw new Error("Invalid type passed to createElement(): "+(Array.isArray(r)?"array":r))}if("thead"!==r&&"tfoot"!==r&&"tbody"!==r||"table"===i.type?"tr"===r&&"thead"!==i.type&&"tfoot"!==i.type&&"tbody"!==i.type&&"table"!==i.type?console.error("Improper nesting of table. Your should have a parent."+v(e)+"\n\n"+f(e)):"td"===r&&"tr"!==i.type?console.error("Improper nesting of table. Your parent."+v(e)+"\n\n"+f(e)):"th"===r&&"tr"!==i.type&&console.error("Improper nesting of table. Your ."+v(e)+"\n\n"+f(e)):console.error("Improper nesting of table. Your should have a
should have a
should have a
parent."+v(e)+"\n\n"+f(e)),void 0!==e.ref&&"function"!=typeof e.ref&&"object"!=typeof e.ref&&!("$$typeof"in e))throw new Error('Component\'s "ref" property should be a function, or an object created by createRef(), but got ['+typeof e.ref+"] instead\n"+v(e)+"\n\n"+f(e));if("string"==typeof e.type)for(var c in e.props)if("o"===c[0]&&"n"===c[1]&&"function"!=typeof e.props[c]&&null!=e.props[c])throw new Error("Component's \""+c+'" property should be a function, but got ['+typeof e.props[c]+"] instead\n"+v(e)+"\n\n"+f(e));if("function"==typeof e.type&&e.type.propTypes){if("Lazy"===e.type.displayName&&m&&!m.lazyPropTypes.has(e.type)){var s="PropTypes are not supported on lazy(). Use propTypes on the wrapped component itself. ";try{var u=e.type();m.lazyPropTypes.set(e.type,!0),console.warn(s+"Component wrapped in lazy() is "+a(u))}catch(n){console.warn(s+"We will log the wrapped component's name once it is loaded.")}}var l=e.props;e.type.__f&&delete(l=function(n,e){for(var t in e)n[t]=e[t];return n}({},l)).ref,function(n,e,t,r,a){Object.keys(n).forEach(function(t){var i;try{i=n[t](e,t,r,"prop",null,"SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED")}catch(n){i=n}i&&!(i.message in o)&&(o[i.message]=!0,console.error("Failed prop type: "+i.message+(a&&"\n"+a()||"")))})}(e.type.propTypes,l,0,a(e),function(){return f(e)})}t&&t(e)},e.__h=function(e,t,o){if(!e||!n)throw new Error("Hook can only be invoked from render methods.");y&&y(e,t,o)};var w=function(n,e){return{get:function(){var t="get"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("getting vnode."+n+" is deprecated, "+e))},set:function(){var t="set"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("setting vnode."+n+" is not allowed, "+e))}}},g={nodeName:w("nodeName","use vnode.type"),attributes:w("attributes","use vnode.props"),children:w("children","use vnode.props.children")},E=Object.create({},g);e.vnode=function(n){var e=n.props;if(null!==n.type&&null!=e&&("__source"in e||"__self"in e)){var t=n.props={};for(var o in e){var r=e[o];"__source"===o?n.__source=r:"__self"===o?n.__self=r:t[o]=r}}n.__proto__=E,s&&s(n)},e.diffed=function(e){if(e.__k&&e.__k.forEach(function(n){if("object"==typeof n&&n&&void 0===n.type){var t=Object.keys(n).join(",");throw new Error("Objects are not valid as a child. Encountered an object with the keys {"+t+"}.\n\n"+f(e))}}),n=!1,r&&r(e),null!=e.__k)for(var t=[],o=0;o {\n\t\tlet error;\n\t\ttry {\n\t\t\terror = typeSpecs[typeSpecName](\n\t\t\t\tvalues,\n\t\t\t\ttypeSpecName,\n\t\t\t\tcomponentName,\n\t\t\t\tlocation,\n\t\t\t\tnull,\n\t\t\t\tReactPropTypesSecret\n\t\t\t);\n\t\t} catch (e) {\n\t\t\terror = e;\n\t\t}\n\t\tif (error && !(error.message in loggedTypeFailures)) {\n\t\t\tloggedTypeFailures[error.message] = true;\n\t\t\tconsole.error(\n\t\t\t\t`Failed ${location} type: ${error.message}${(getStack &&\n\t\t\t\t\t`\\n${getStack()}`) ||\n\t\t\t\t\t''}`\n\t\t\t);\n\t\t}\n\t});\n}\n","import { options, Fragment } from 'preact';\n\n/**\n * Get human readable name of the component/dom node\n * @param {import('./internal').VNode} vnode\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function getDisplayName(vnode) {\n\tif (vnode.type === Fragment) {\n\t\treturn 'Fragment';\n\t} else if (typeof vnode.type == 'function') {\n\t\treturn vnode.type.displayName || vnode.type.name;\n\t} else if (typeof vnode.type == 'string') {\n\t\treturn vnode.type;\n\t}\n\n\treturn '#text';\n}\n\n/**\n * Used to keep track of the currently rendered `vnode` and print it\n * in debug messages.\n */\nlet renderStack = [];\n\n/**\n * Keep track of the current owners. An owner describes a component\n * which was responsible to render a specific `vnode`. This exclude\n * children that are passed via `props.children`, because they belong\n * to the parent owner.\n *\n * ```jsx\n * const Foo = props =>
{props.children}
// div's owner is Foo\n * const Bar = props => {\n * return (\n * // Foo's owner is Bar, span's owner is Bar\n * )\n * }\n * ```\n *\n * Note: A `vnode` may be hoisted to the root scope due to compiler\n * optimiztions. In these cases the `_owner` will be different.\n */\nlet ownerStack = [];\n\n/**\n * Get the currently rendered `vnode`\n * @returns {import('./internal').VNode | null}\n */\nexport function getCurrentVNode() {\n\treturn renderStack.length > 0 ? renderStack[renderStack.length - 1] : null;\n}\n\n/**\n * If the user doesn't have `@babel/plugin-transform-react-jsx-source`\n * somewhere in his tool chain we can't print the filename and source\n * location of a component. In that case we just omit that, but we'll\n * print a helpful message to the console, notifying the user of it.\n */\nlet hasBabelPlugin = false;\n\n/**\n * Check if a `vnode` is a possible owner.\n * @param {import('./internal').VNode} vnode\n */\nfunction isPossibleOwner(vnode) {\n\treturn typeof vnode.type == 'function' && vnode.type != Fragment;\n}\n\n/**\n * Return the component stack that was captured up to this point.\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function getOwnerStack(vnode) {\n\tconst stack = [vnode];\n\tlet next = vnode;\n\twhile (next._owner != null) {\n\t\tstack.push(next._owner);\n\t\tnext = next._owner;\n\t}\n\n\treturn stack.reduce((acc, owner) => {\n\t\tacc += ` in ${getDisplayName(owner)}`;\n\n\t\tconst source = owner.__source;\n\t\tif (source) {\n\t\t\tacc += ` (at ${source.fileName}:${source.lineNumber})`;\n\t\t} else if (!hasBabelPlugin) {\n\t\t\thasBabelPlugin = true;\n\t\t\tconsole.warn(\n\t\t\t\t'Add @babel/plugin-transform-react-jsx-source to get a more detailed component stack. Note that you should not add it to production builds of your App for bundle size reasons.'\n\t\t\t);\n\t\t}\n\n\t\treturn (acc += '\\n');\n\t}, '');\n}\n\n/**\n * Setup code to capture the component trace while rendering. Note that\n * we cannot simply traverse `vnode._parent` upwards, because we have some\n * debug messages for `this.setState` where the `vnode` is `undefined`.\n */\nexport function setupComponentStack() {\n\tlet oldDiff = options._diff;\n\tlet oldDiffed = options.diffed;\n\tlet oldRoot = options._root;\n\tlet oldVNode = options.vnode;\n\tlet oldRender = options._render;\n\n\toptions.diffed = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\townerStack.pop();\n\t\t}\n\t\trenderStack.pop();\n\t\tif (oldDiffed) oldDiffed(vnode);\n\t};\n\n\toptions._diff = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\trenderStack.push(vnode);\n\t\t}\n\t\tif (oldDiff) oldDiff(vnode);\n\t};\n\n\toptions._root = (vnode, parent) => {\n\t\townerStack = [];\n\t\tif (oldRoot) oldRoot(vnode, parent);\n\t};\n\n\toptions.vnode = vnode => {\n\t\tvnode._owner =\n\t\t\townerStack.length > 0 ? ownerStack[ownerStack.length - 1] : null;\n\t\tif (oldVNode) oldVNode(vnode);\n\t};\n\n\toptions._render = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\townerStack.push(vnode);\n\t\t}\n\n\t\tif (oldRender) oldRender(vnode);\n\t};\n}\n","import { checkPropTypes } from './check-props';\nimport { options, Component } from 'preact';\nimport {\n\tELEMENT_NODE,\n\tDOCUMENT_NODE,\n\tDOCUMENT_FRAGMENT_NODE\n} from './constants';\nimport {\n\tgetOwnerStack,\n\tsetupComponentStack,\n\tgetCurrentVNode,\n\tgetDisplayName\n} from './component-stack';\nimport { assign } from './util';\n\nconst isWeakMapSupported = typeof WeakMap == 'function';\n\nfunction getClosestDomNodeParent(parent) {\n\tif (!parent) return {};\n\tif (typeof parent.type == 'function') {\n\t\treturn getClosestDomNodeParent(parent._parent);\n\t}\n\treturn parent;\n}\n\nexport function initDebug() {\n\tsetupComponentStack();\n\n\tlet hooksAllowed = false;\n\n\t/* eslint-disable no-console */\n\tlet oldBeforeDiff = options._diff;\n\tlet oldDiffed = options.diffed;\n\tlet oldVnode = options.vnode;\n\tlet oldCatchError = options._catchError;\n\tlet oldRoot = options._root;\n\tlet oldHook = options._hook;\n\tconst warnedComponents = !isWeakMapSupported\n\t\t? null\n\t\t: {\n\t\t\t\tuseEffect: new WeakMap(),\n\t\t\t\tuseLayoutEffect: new WeakMap(),\n\t\t\t\tlazyPropTypes: new WeakMap()\n\t\t };\n\tconst deprecations = [];\n\n\toptions._catchError = (error, vnode, oldVNode, errorInfo) => {\n\t\tlet component = vnode && vnode._component;\n\t\tif (component && typeof error.then == 'function') {\n\t\t\tconst promise = error;\n\t\t\terror = new Error(\n\t\t\t\t`Missing Suspense. The throwing component was: ${getDisplayName(vnode)}`\n\t\t\t);\n\n\t\t\tlet parent = vnode;\n\t\t\tfor (; parent; parent = parent._parent) {\n\t\t\t\tif (parent._component && parent._component._childDidSuspend) {\n\t\t\t\t\terror = promise;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// We haven't recovered and we know at this point that there is no\n\t\t\t// Suspense component higher up in the tree\n\t\t\tif (error instanceof Error) {\n\t\t\t\tthrow error;\n\t\t\t}\n\t\t}\n\n\t\ttry {\n\t\t\terrorInfo = errorInfo || {};\n\t\t\terrorInfo.componentStack = getOwnerStack(vnode);\n\t\t\toldCatchError(error, vnode, oldVNode, errorInfo);\n\n\t\t\t// when an error was handled by an ErrorBoundary we will nonetheless emit an error\n\t\t\t// event on the window object. This is to make up for react compatibility in dev mode\n\t\t\t// and thus make the Next.js dev overlay work.\n\t\t\tif (typeof error.then != 'function') {\n\t\t\t\tsetTimeout(() => {\n\t\t\t\t\tthrow error;\n\t\t\t\t});\n\t\t\t}\n\t\t} catch (e) {\n\t\t\tthrow e;\n\t\t}\n\t};\n\n\toptions._root = (vnode, parentNode) => {\n\t\tif (!parentNode) {\n\t\t\tthrow new Error(\n\t\t\t\t'Undefined parent passed to render(), this is the second argument.\\n' +\n\t\t\t\t\t'Check if the element is available in the DOM/has the correct id.'\n\t\t\t);\n\t\t}\n\n\t\tlet isValid;\n\t\tswitch (parentNode.nodeType) {\n\t\t\tcase ELEMENT_NODE:\n\t\t\tcase DOCUMENT_FRAGMENT_NODE:\n\t\t\tcase DOCUMENT_NODE:\n\t\t\t\tisValid = true;\n\t\t\t\tbreak;\n\t\t\tdefault:\n\t\t\t\tisValid = false;\n\t\t}\n\n\t\tif (!isValid) {\n\t\t\tlet componentName = getDisplayName(vnode);\n\t\t\tthrow new Error(\n\t\t\t\t`Expected a valid HTML node as a second argument to render.\tReceived ${parentNode} instead: render(<${componentName} />, ${parentNode});`\n\t\t\t);\n\t\t}\n\n\t\tif (oldRoot) oldRoot(vnode, parentNode);\n\t};\n\n\toptions._diff = vnode => {\n\t\tlet { type, _parent: parent } = vnode;\n\t\tlet parentVNode = getClosestDomNodeParent(parent);\n\n\t\thooksAllowed = true;\n\n\t\tif (type === undefined) {\n\t\t\tthrow new Error(\n\t\t\t\t'Undefined component passed to createElement()\\n\\n' +\n\t\t\t\t\t'You likely forgot to export your component or might have mixed up default and named imports' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type != null && typeof type == 'object') {\n\t\t\tif (type._children !== undefined && type._dom !== undefined) {\n\t\t\t\tthrow new Error(\n\t\t\t\t\t`Invalid type passed to createElement(): ${type}\\n\\n` +\n\t\t\t\t\t\t'Did you accidentally pass a JSX literal as JSX twice?\\n\\n' +\n\t\t\t\t\t\t` let My${getDisplayName(vnode)} = ${serializeVNode(type)};\\n` +\n\t\t\t\t\t\t` let vnode = ;\\n\\n` +\n\t\t\t\t\t\t'This usually happens when you export a JSX literal and not the component.' +\n\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t);\n\t\t\t}\n\n\t\t\tthrow new Error(\n\t\t\t\t'Invalid type passed to createElement(): ' +\n\t\t\t\t\t(Array.isArray(type) ? 'array' : type)\n\t\t\t);\n\t\t}\n\n\t\tif (\n\t\t\t(type === 'thead' || type === 'tfoot' || type === 'tbody') &&\n\t\t\tparentVNode.type !== 'table'\n\t\t) {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your should have a
parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (\n\t\t\ttype === 'tr' &&\n\t\t\tparentVNode.type !== 'thead' &&\n\t\t\tparentVNode.type !== 'tfoot' &&\n\t\t\tparentVNode.type !== 'tbody' &&\n\t\t\tparentVNode.type !== 'table'\n\t\t) {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your should have a parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type === 'td' && parentVNode.type !== 'tr') {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type === 'th' && parentVNode.type !== 'tr') {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your .' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t}\n\n\t\tif (\n\t\t\tvnode.ref !== undefined &&\n\t\t\ttypeof vnode.ref != 'function' &&\n\t\t\ttypeof vnode.ref != 'object' &&\n\t\t\t!('$$typeof' in vnode) // allow string refs when preact-compat is installed\n\t\t) {\n\t\t\tthrow new Error(\n\t\t\t\t`Component's \"ref\" property should be a function, or an object created ` +\n\t\t\t\t\t`by createRef(), but got [${typeof vnode.ref}] instead\\n` +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t}\n\n\t\tif (typeof vnode.type == 'string') {\n\t\t\tfor (const key in vnode.props) {\n\t\t\t\tif (\n\t\t\t\t\tkey[0] === 'o' &&\n\t\t\t\t\tkey[1] === 'n' &&\n\t\t\t\t\ttypeof vnode.props[key] != 'function' &&\n\t\t\t\t\tvnode.props[key] != null\n\t\t\t\t) {\n\t\t\t\t\tthrow new Error(\n\t\t\t\t\t\t`Component's \"${key}\" property should be a function, ` +\n\t\t\t\t\t\t\t`but got [${typeof vnode.props[key]}] instead\\n` +\n\t\t\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Check prop-types if available\n\t\tif (typeof vnode.type == 'function' && vnode.type.propTypes) {\n\t\t\tif (\n\t\t\t\tvnode.type.displayName === 'Lazy' &&\n\t\t\t\twarnedComponents &&\n\t\t\t\t!warnedComponents.lazyPropTypes.has(vnode.type)\n\t\t\t) {\n\t\t\t\tconst m =\n\t\t\t\t\t'PropTypes are not supported on lazy(). 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';\n\t\t\t\ttry {\n\t\t\t\t\tconst lazyVNode = vnode.type();\n\t\t\t\t\twarnedComponents.lazyPropTypes.set(vnode.type, true);\n\t\t\t\t\tconsole.warn(\n\t\t\t\t\t\tm + `Component wrapped in lazy() is ${getDisplayName(lazyVNode)}`\n\t\t\t\t\t);\n\t\t\t\t} catch (promise) {\n\t\t\t\t\tconsole.warn(\n\t\t\t\t\t\tm + \"We will log the wrapped component's name once it is loaded.\"\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tlet values = vnode.props;\n\t\t\tif (vnode.type._forwarded) {\n\t\t\t\tvalues = assign({}, values);\n\t\t\t\tdelete values.ref;\n\t\t\t}\n\n\t\t\tcheckPropTypes(\n\t\t\t\tvnode.type.propTypes,\n\t\t\t\tvalues,\n\t\t\t\t'prop',\n\t\t\t\tgetDisplayName(vnode),\n\t\t\t\t() => getOwnerStack(vnode)\n\t\t\t);\n\t\t}\n\n\t\tif (oldBeforeDiff) oldBeforeDiff(vnode);\n\t};\n\n\toptions._hook = (comp, index, type) => {\n\t\tif (!comp || !hooksAllowed) {\n\t\t\tthrow new Error('Hook can only be invoked from render methods.');\n\t\t}\n\n\t\tif (oldHook) oldHook(comp, index, type);\n\t};\n\n\t// Ideally we'd want to print a warning once per component, but we\n\t// don't have access to the vnode that triggered it here. As a\n\t// compromise and to avoid flooding the console with warnings we\n\t// print each deprecation warning only once.\n\tconst warn = (property, message) => ({\n\t\tget() {\n\t\t\tconst key = 'get' + property + message;\n\t\t\tif (deprecations && deprecations.indexOf(key) < 0) {\n\t\t\t\tdeprecations.push(key);\n\t\t\t\tconsole.warn(`getting vnode.${property} is deprecated, ${message}`);\n\t\t\t}\n\t\t},\n\t\tset() {\n\t\t\tconst key = 'set' + property + message;\n\t\t\tif (deprecations && deprecations.indexOf(key) < 0) {\n\t\t\t\tdeprecations.push(key);\n\t\t\t\tconsole.warn(`setting vnode.${property} is not allowed, ${message}`);\n\t\t\t}\n\t\t}\n\t});\n\n\tconst deprecatedAttributes = {\n\t\tnodeName: warn('nodeName', 'use vnode.type'),\n\t\tattributes: warn('attributes', 'use vnode.props'),\n\t\tchildren: warn('children', 'use vnode.props.children')\n\t};\n\n\tconst deprecatedProto = Object.create({}, deprecatedAttributes);\n\n\toptions.vnode = vnode => {\n\t\tconst props = vnode.props;\n\t\tif (\n\t\t\tvnode.type !== null &&\n\t\t\tprops != null &&\n\t\t\t('__source' in props || '__self' in props)\n\t\t) {\n\t\t\tconst newProps = (vnode.props = {});\n\t\t\tfor (let i in props) {\n\t\t\t\tconst v = props[i];\n\t\t\t\tif (i === '__source') vnode.__source = v;\n\t\t\t\telse if (i === '__self') vnode.__self = v;\n\t\t\t\telse newProps[i] = v;\n\t\t\t}\n\t\t}\n\n\t\t// eslint-disable-next-line\n\t\tvnode.__proto__ = deprecatedProto;\n\t\tif (oldVnode) oldVnode(vnode);\n\t};\n\n\toptions.diffed = vnode => {\n\t\t// Check if the user passed plain objects as children. Note that we cannot\n\t\t// move this check into `options.vnode` because components can receive\n\t\t// children in any shape they want (e.g.\n\t\t// `{{ foo: 123, bar: \"abc\" }}`).\n\t\t// Putting this check in `options.diffed` ensures that\n\t\t// `vnode._children` is set and that we only validate the children\n\t\t// that were actually rendered.\n\t\tif (vnode._children) {\n\t\t\tvnode._children.forEach(child => {\n\t\t\t\tif (typeof child === 'object' && child && child.type === undefined) {\n\t\t\t\t\tconst keys = Object.keys(child).join(',');\n\t\t\t\t\tthrow new Error(\n\t\t\t\t\t\t`Objects are not valid as a child. Encountered an object with the keys {${keys}}.` +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t});\n\t\t}\n\n\t\thooksAllowed = false;\n\n\t\tif (oldDiffed) oldDiffed(vnode);\n\n\t\tif (vnode._children != null) {\n\t\t\tconst keys = [];\n\t\t\tfor (let i = 0; i < vnode._children.length; i++) {\n\t\t\t\tconst child = vnode._children[i];\n\t\t\t\tif (!child || child.key == null) continue;\n\n\t\t\t\tconst key = child.key;\n\t\t\t\tif (keys.indexOf(key) !== -1) {\n\t\t\t\t\tconsole.error(\n\t\t\t\t\t\t'Following component has two or more children with the ' +\n\t\t\t\t\t\t\t`same key attribute: \"${key}\". This may cause glitches and misbehavior ` +\n\t\t\t\t\t\t\t'in rendering process. Component: \\n\\n' +\n\t\t\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\n\t\t\t\t\t// Break early to not spam the console\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\tkeys.push(key);\n\t\t\t}\n\t\t}\n\t};\n}\n\nconst setState = Component.prototype.setState;\nComponent.prototype.setState = function(update, callback) {\n\tif (this._vnode == null) {\n\t\t// `this._vnode` will be `null` during componentWillMount. But it\n\t\t// is perfectly valid to call `setState` during cWM. So we\n\t\t// need an additional check to verify that we are dealing with a\n\t\t// call inside constructor.\n\t\tif (this.state == null) {\n\t\t\tconsole.warn(\n\t\t\t\t`Calling \"this.setState\" inside the constructor of a component is a ` +\n\t\t\t\t\t`no-op and might be a bug in your application. Instead, set ` +\n\t\t\t\t\t`\"this.state = {}\" directly.\\n\\n${getOwnerStack(getCurrentVNode())}`\n\t\t\t);\n\t\t}\n\t}\n\n\treturn setState.call(this, update, callback);\n};\n\nconst forceUpdate = Component.prototype.forceUpdate;\nComponent.prototype.forceUpdate = function(callback) {\n\tif (this._vnode == null) {\n\t\tconsole.warn(\n\t\t\t`Calling \"this.forceUpdate\" inside the constructor of a component is a ` +\n\t\t\t\t`no-op and might be a bug in your application.\\n\\n${getOwnerStack(\n\t\t\t\t\tgetCurrentVNode()\n\t\t\t\t)}`\n\t\t);\n\t} else if (this._parentDom == null) {\n\t\tconsole.warn(\n\t\t\t`Can't call \"this.forceUpdate\" on an unmounted component. This is a no-op, ` +\n\t\t\t\t`but it indicates a memory leak in your application. To fix, cancel all ` +\n\t\t\t\t`subscriptions and asynchronous tasks in the componentWillUnmount method.` +\n\t\t\t\t`\\n\\n${getOwnerStack(this._vnode)}`\n\t\t);\n\t}\n\treturn forceUpdate.call(this, callback);\n};\n\n/**\n * Serialize a vnode tree to a string\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function serializeVNode(vnode) {\n\tlet { props } = vnode;\n\tlet name = getDisplayName(vnode);\n\n\tlet attrs = '';\n\tfor (let prop in props) {\n\t\tif (props.hasOwnProperty(prop) && prop !== 'children') {\n\t\t\tlet value = props[prop];\n\n\t\t\t// If it is an object but doesn't have toString(), use Object.toString\n\t\t\tif (typeof value == 'function') {\n\t\t\t\tvalue = `function ${value.displayName || value.name}() {}`;\n\t\t\t}\n\n\t\t\tvalue =\n\t\t\t\tObject(value) === value && !value.toString\n\t\t\t\t\t? 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should have a
should have a
parent."+h(e)+"\n\n"+u(e)),void 0!==e.ref&&"function"!=typeof e.ref&&"object"!=typeof e.ref&&!("$$typeof"in e))throw new Error('Component\'s "ref" property should be a function, or an object created by createRef(), but got ['+typeof e.ref+"] instead\n"+h(e)+"\n\n"+u(e));if("string"==typeof e.type)for(var c in e.props)if("o"===c[0]&&"n"===c[1]&&"function"!=typeof e.props[c]&&null!=e.props[c])throw new Error("Component's \""+c+'" property should be a function, but got ['+typeof e.props[c]+"] instead\n"+h(e)+"\n\n"+u(e));if("function"==typeof e.type&&e.type.propTypes){if("Lazy"===e.type.displayName&&m&&!m.lazyPropTypes.has(e.type)){var s="PropTypes are not supported on lazy(). Use propTypes on the wrapped component itself. ";try{var f=e.type();m.lazyPropTypes.set(e.type,!0),console.warn(s+"Component wrapped in lazy() is "+o(f))}catch(n){console.warn(s+"We will log the wrapped component's name once it is loaded.")}}var p=e.props;e.type.__f&&delete(p=function(n,e){for(var t in e)n[t]=e[t];return n}({},p)).ref,function(n,e,o,r,i){Object.keys(n).forEach(function(o){var a;try{a=n[o](e,o,r,"prop",null,"SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED")}catch(n){a=n}a&&!(a.message in t)&&(t[a.message]=!0,console.error("Failed prop type: "+a.message+(i&&"\n"+i()||"")))})}(e.type.propTypes,p,0,o(e),function(){return u(e)})}a&&a(e)},e.options.__h=function(e,t,o){if(!e||!n)throw new Error("Hook can only be invoked from render methods.");v&&v(e,t,o)};var w=function(n,e){return{get:function(){var t="get"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("getting vnode."+n+" is deprecated, "+e))},set:function(){var t="set"+n+e;b&&b.indexOf(t)<0&&(b.push(t),console.warn("setting vnode."+n+" is not allowed, "+e))}}},g={nodeName:w("nodeName","use vnode.type"),attributes:w("attributes","use vnode.props"),children:w("children","use vnode.props.children")},E=Object.create({},g);e.options.vnode=function(n){var e=n.props;if(null!==n.type&&null!=e&&("__source"in e||"__self"in e)){var t=n.props={};for(var o in e){var r=e[o];"__source"===o?n.__source=r:"__self"===o?n.__self=r:t[o]=r}}n.__proto__=E,p&&p(n)},e.options.diffed=function(e){if(e.__k&&e.__k.forEach(function(n){if("object"==typeof n&&n&&void 0===n.type){var t=Object.keys(n).join(",");throw new Error("Objects are not valid as a child. Encountered an object with the keys {"+t+"}.\n\n"+u(e))}}),n=!1,c&&c(e),null!=e.__k)for(var t=[],o=0;o {\n\t\tlet error;\n\t\ttry {\n\t\t\terror = typeSpecs[typeSpecName](\n\t\t\t\tvalues,\n\t\t\t\ttypeSpecName,\n\t\t\t\tcomponentName,\n\t\t\t\tlocation,\n\t\t\t\tnull,\n\t\t\t\tReactPropTypesSecret\n\t\t\t);\n\t\t} catch (e) {\n\t\t\terror = e;\n\t\t}\n\t\tif (error && !(error.message in loggedTypeFailures)) {\n\t\t\tloggedTypeFailures[error.message] = true;\n\t\t\tconsole.error(\n\t\t\t\t`Failed ${location} type: ${error.message}${(getStack &&\n\t\t\t\t\t`\\n${getStack()}`) ||\n\t\t\t\t\t''}`\n\t\t\t);\n\t\t}\n\t});\n}\n","import { options, Fragment } from 'preact';\n\n/**\n * Get human readable name of the component/dom node\n * @param {import('./internal').VNode} vnode\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function getDisplayName(vnode) {\n\tif (vnode.type === Fragment) {\n\t\treturn 'Fragment';\n\t} else if (typeof vnode.type == 'function') {\n\t\treturn vnode.type.displayName || vnode.type.name;\n\t} else if (typeof vnode.type == 'string') {\n\t\treturn vnode.type;\n\t}\n\n\treturn '#text';\n}\n\n/**\n * Used to keep track of the currently rendered `vnode` and print it\n * in debug messages.\n */\nlet renderStack = [];\n\n/**\n * Keep track of the current owners. An owner describes a component\n * which was responsible to render a specific `vnode`. This exclude\n * children that are passed via `props.children`, because they belong\n * to the parent owner.\n *\n * ```jsx\n * const Foo = props =>
{props.children}
// div's owner is Foo\n * const Bar = props => {\n * return (\n * // Foo's owner is Bar, span's owner is Bar\n * )\n * }\n * ```\n *\n * Note: A `vnode` may be hoisted to the root scope due to compiler\n * optimiztions. In these cases the `_owner` will be different.\n */\nlet ownerStack = [];\n\n/**\n * Get the currently rendered `vnode`\n * @returns {import('./internal').VNode | null}\n */\nexport function getCurrentVNode() {\n\treturn renderStack.length > 0 ? renderStack[renderStack.length - 1] : null;\n}\n\n/**\n * If the user doesn't have `@babel/plugin-transform-react-jsx-source`\n * somewhere in his tool chain we can't print the filename and source\n * location of a component. In that case we just omit that, but we'll\n * print a helpful message to the console, notifying the user of it.\n */\nlet hasBabelPlugin = false;\n\n/**\n * Check if a `vnode` is a possible owner.\n * @param {import('./internal').VNode} vnode\n */\nfunction isPossibleOwner(vnode) {\n\treturn typeof vnode.type == 'function' && vnode.type != Fragment;\n}\n\n/**\n * Return the component stack that was captured up to this point.\n * @param {import('./internal').VNode} vnode\n * @returns {string}\n */\nexport function getOwnerStack(vnode) {\n\tconst stack = [vnode];\n\tlet next = vnode;\n\twhile (next._owner != null) {\n\t\tstack.push(next._owner);\n\t\tnext = next._owner;\n\t}\n\n\treturn stack.reduce((acc, owner) => {\n\t\tacc += ` in ${getDisplayName(owner)}`;\n\n\t\tconst source = owner.__source;\n\t\tif (source) {\n\t\t\tacc += ` (at ${source.fileName}:${source.lineNumber})`;\n\t\t} else if (!hasBabelPlugin) {\n\t\t\thasBabelPlugin = true;\n\t\t\tconsole.warn(\n\t\t\t\t'Add @babel/plugin-transform-react-jsx-source to get a more detailed component stack. Note that you should not add it to production builds of your App for bundle size reasons.'\n\t\t\t);\n\t\t}\n\n\t\treturn (acc += '\\n');\n\t}, '');\n}\n\n/**\n * Setup code to capture the component trace while rendering. Note that\n * we cannot simply traverse `vnode._parent` upwards, because we have some\n * debug messages for `this.setState` where the `vnode` is `undefined`.\n */\nexport function setupComponentStack() {\n\tlet oldDiff = options._diff;\n\tlet oldDiffed = options.diffed;\n\tlet oldRoot = options._root;\n\tlet oldVNode = options.vnode;\n\tlet oldRender = options._render;\n\n\toptions.diffed = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\townerStack.pop();\n\t\t}\n\t\trenderStack.pop();\n\t\tif (oldDiffed) oldDiffed(vnode);\n\t};\n\n\toptions._diff = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\trenderStack.push(vnode);\n\t\t}\n\t\tif (oldDiff) oldDiff(vnode);\n\t};\n\n\toptions._root = (vnode, parent) => {\n\t\townerStack = [];\n\t\tif (oldRoot) oldRoot(vnode, parent);\n\t};\n\n\toptions.vnode = vnode => {\n\t\tvnode._owner =\n\t\t\townerStack.length > 0 ? ownerStack[ownerStack.length - 1] : null;\n\t\tif (oldVNode) oldVNode(vnode);\n\t};\n\n\toptions._render = vnode => {\n\t\tif (isPossibleOwner(vnode)) {\n\t\t\townerStack.push(vnode);\n\t\t}\n\n\t\tif (oldRender) oldRender(vnode);\n\t};\n}\n","import { checkPropTypes } from './check-props';\nimport { options, Component } from 'preact';\nimport {\n\tELEMENT_NODE,\n\tDOCUMENT_NODE,\n\tDOCUMENT_FRAGMENT_NODE\n} from './constants';\nimport {\n\tgetOwnerStack,\n\tsetupComponentStack,\n\tgetCurrentVNode,\n\tgetDisplayName\n} from './component-stack';\nimport { assign } from './util';\n\nconst isWeakMapSupported = typeof WeakMap == 'function';\n\nfunction getClosestDomNodeParent(parent) {\n\tif (!parent) return {};\n\tif (typeof parent.type == 'function') {\n\t\treturn getClosestDomNodeParent(parent._parent);\n\t}\n\treturn parent;\n}\n\nexport function initDebug() {\n\tsetupComponentStack();\n\n\tlet hooksAllowed = false;\n\n\t/* eslint-disable no-console */\n\tlet oldBeforeDiff = options._diff;\n\tlet oldDiffed = options.diffed;\n\tlet oldVnode = options.vnode;\n\tlet oldCatchError = options._catchError;\n\tlet oldRoot = options._root;\n\tlet oldHook = options._hook;\n\tconst warnedComponents = !isWeakMapSupported\n\t\t? null\n\t\t: {\n\t\t\t\tuseEffect: new WeakMap(),\n\t\t\t\tuseLayoutEffect: new WeakMap(),\n\t\t\t\tlazyPropTypes: new WeakMap()\n\t\t };\n\tconst deprecations = [];\n\n\toptions._catchError = (error, vnode, oldVNode, errorInfo) => {\n\t\tlet component = vnode && vnode._component;\n\t\tif (component && typeof error.then == 'function') {\n\t\t\tconst promise = error;\n\t\t\terror = new Error(\n\t\t\t\t`Missing Suspense. The throwing component was: ${getDisplayName(vnode)}`\n\t\t\t);\n\n\t\t\tlet parent = vnode;\n\t\t\tfor (; parent; parent = parent._parent) {\n\t\t\t\tif (parent._component && parent._component._childDidSuspend) {\n\t\t\t\t\terror = promise;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// We haven't recovered and we know at this point that there is no\n\t\t\t// Suspense component higher up in the tree\n\t\t\tif (error instanceof Error) {\n\t\t\t\tthrow error;\n\t\t\t}\n\t\t}\n\n\t\ttry {\n\t\t\terrorInfo = errorInfo || {};\n\t\t\terrorInfo.componentStack = getOwnerStack(vnode);\n\t\t\toldCatchError(error, vnode, oldVNode, errorInfo);\n\n\t\t\t// when an error was handled by an ErrorBoundary we will nonetheless emit an error\n\t\t\t// event on the window object. This is to make up for react compatibility in dev mode\n\t\t\t// and thus make the Next.js dev overlay work.\n\t\t\tif (typeof error.then != 'function') {\n\t\t\t\tsetTimeout(() => {\n\t\t\t\t\tthrow error;\n\t\t\t\t});\n\t\t\t}\n\t\t} catch (e) {\n\t\t\tthrow e;\n\t\t}\n\t};\n\n\toptions._root = (vnode, parentNode) => {\n\t\tif (!parentNode) {\n\t\t\tthrow new Error(\n\t\t\t\t'Undefined parent passed to render(), this is the second argument.\\n' +\n\t\t\t\t\t'Check if the element is available in the DOM/has the correct id.'\n\t\t\t);\n\t\t}\n\n\t\tlet isValid;\n\t\tswitch (parentNode.nodeType) {\n\t\t\tcase ELEMENT_NODE:\n\t\t\tcase DOCUMENT_FRAGMENT_NODE:\n\t\t\tcase DOCUMENT_NODE:\n\t\t\t\tisValid = true;\n\t\t\t\tbreak;\n\t\t\tdefault:\n\t\t\t\tisValid = false;\n\t\t}\n\n\t\tif (!isValid) {\n\t\t\tlet componentName = getDisplayName(vnode);\n\t\t\tthrow new Error(\n\t\t\t\t`Expected a valid HTML node as a second argument to render.\tReceived ${parentNode} instead: render(<${componentName} />, ${parentNode});`\n\t\t\t);\n\t\t}\n\n\t\tif (oldRoot) oldRoot(vnode, parentNode);\n\t};\n\n\toptions._diff = vnode => {\n\t\tlet { type, _parent: parent } = vnode;\n\t\tlet parentVNode = getClosestDomNodeParent(parent);\n\n\t\thooksAllowed = true;\n\n\t\tif (type === undefined) {\n\t\t\tthrow new Error(\n\t\t\t\t'Undefined component passed to createElement()\\n\\n' +\n\t\t\t\t\t'You likely forgot to export your component or might have mixed up default and named imports' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type != null && typeof type == 'object') {\n\t\t\tif (type._children !== undefined && type._dom !== undefined) {\n\t\t\t\tthrow new Error(\n\t\t\t\t\t`Invalid type passed to createElement(): ${type}\\n\\n` +\n\t\t\t\t\t\t'Did you accidentally pass a JSX literal as JSX twice?\\n\\n' +\n\t\t\t\t\t\t` let My${getDisplayName(vnode)} = ${serializeVNode(type)};\\n` +\n\t\t\t\t\t\t` let vnode = ;\\n\\n` +\n\t\t\t\t\t\t'This usually happens when you export a JSX literal and not the component.' +\n\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t);\n\t\t\t}\n\n\t\t\tthrow new Error(\n\t\t\t\t'Invalid type passed to createElement(): ' +\n\t\t\t\t\t(Array.isArray(type) ? 'array' : type)\n\t\t\t);\n\t\t}\n\n\t\tif (\n\t\t\t(type === 'thead' || type === 'tfoot' || type === 'tbody') &&\n\t\t\tparentVNode.type !== 'table'\n\t\t) {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your should have a
parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (\n\t\t\ttype === 'tr' &&\n\t\t\tparentVNode.type !== 'thead' &&\n\t\t\tparentVNode.type !== 'tfoot' &&\n\t\t\tparentVNode.type !== 'tbody' &&\n\t\t\tparentVNode.type !== 'table'\n\t\t) {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your should have a parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type === 'td' && parentVNode.type !== 'tr') {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your parent.' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t} else if (type === 'th' && parentVNode.type !== 'tr') {\n\t\t\tconsole.error(\n\t\t\t\t'Improper nesting of table. Your .' +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t}\n\n\t\tif (\n\t\t\tvnode.ref !== undefined &&\n\t\t\ttypeof vnode.ref != 'function' &&\n\t\t\ttypeof vnode.ref != 'object' &&\n\t\t\t!('$$typeof' in vnode) // allow string refs when preact-compat is installed\n\t\t) {\n\t\t\tthrow new Error(\n\t\t\t\t`Component's \"ref\" property should be a function, or an object created ` +\n\t\t\t\t\t`by createRef(), but got [${typeof vnode.ref}] instead\\n` +\n\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t);\n\t\t}\n\n\t\tif (typeof vnode.type == 'string') {\n\t\t\tfor (const key in vnode.props) {\n\t\t\t\tif (\n\t\t\t\t\tkey[0] === 'o' &&\n\t\t\t\t\tkey[1] === 'n' &&\n\t\t\t\t\ttypeof vnode.props[key] != 'function' &&\n\t\t\t\t\tvnode.props[key] != null\n\t\t\t\t) {\n\t\t\t\t\tthrow new Error(\n\t\t\t\t\t\t`Component's \"${key}\" property should be a function, ` +\n\t\t\t\t\t\t\t`but got [${typeof vnode.props[key]}] instead\\n` +\n\t\t\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Check prop-types if available\n\t\tif (typeof vnode.type == 'function' && vnode.type.propTypes) {\n\t\t\tif (\n\t\t\t\tvnode.type.displayName === 'Lazy' &&\n\t\t\t\twarnedComponents &&\n\t\t\t\t!warnedComponents.lazyPropTypes.has(vnode.type)\n\t\t\t) {\n\t\t\t\tconst m =\n\t\t\t\t\t'PropTypes are not supported on lazy(). Use propTypes on the wrapped component itself. ';\n\t\t\t\ttry {\n\t\t\t\t\tconst lazyVNode = vnode.type();\n\t\t\t\t\twarnedComponents.lazyPropTypes.set(vnode.type, true);\n\t\t\t\t\tconsole.warn(\n\t\t\t\t\t\tm + `Component wrapped in lazy() is ${getDisplayName(lazyVNode)}`\n\t\t\t\t\t);\n\t\t\t\t} catch (promise) {\n\t\t\t\t\tconsole.warn(\n\t\t\t\t\t\tm + \"We will log the wrapped component's name once it is loaded.\"\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tlet values = vnode.props;\n\t\t\tif (vnode.type._forwarded) {\n\t\t\t\tvalues = assign({}, values);\n\t\t\t\tdelete values.ref;\n\t\t\t}\n\n\t\t\tcheckPropTypes(\n\t\t\t\tvnode.type.propTypes,\n\t\t\t\tvalues,\n\t\t\t\t'prop',\n\t\t\t\tgetDisplayName(vnode),\n\t\t\t\t() => getOwnerStack(vnode)\n\t\t\t);\n\t\t}\n\n\t\tif (oldBeforeDiff) oldBeforeDiff(vnode);\n\t};\n\n\toptions._hook = (comp, index, type) => {\n\t\tif (!comp || !hooksAllowed) {\n\t\t\tthrow new Error('Hook can only be invoked from render methods.');\n\t\t}\n\n\t\tif (oldHook) oldHook(comp, index, type);\n\t};\n\n\t// Ideally we'd want to print a warning once per component, but we\n\t// don't have access to the vnode that triggered it here. As a\n\t// compromise and to avoid flooding the console with warnings we\n\t// print each deprecation warning only once.\n\tconst warn = (property, message) => ({\n\t\tget() {\n\t\t\tconst key = 'get' + property + message;\n\t\t\tif (deprecations && deprecations.indexOf(key) < 0) {\n\t\t\t\tdeprecations.push(key);\n\t\t\t\tconsole.warn(`getting vnode.${property} is deprecated, ${message}`);\n\t\t\t}\n\t\t},\n\t\tset() {\n\t\t\tconst key = 'set' + property + message;\n\t\t\tif (deprecations && deprecations.indexOf(key) < 0) {\n\t\t\t\tdeprecations.push(key);\n\t\t\t\tconsole.warn(`setting vnode.${property} is not allowed, ${message}`);\n\t\t\t}\n\t\t}\n\t});\n\n\tconst deprecatedAttributes = {\n\t\tnodeName: warn('nodeName', 'use vnode.type'),\n\t\tattributes: warn('attributes', 'use vnode.props'),\n\t\tchildren: warn('children', 'use vnode.props.children')\n\t};\n\n\tconst deprecatedProto = Object.create({}, deprecatedAttributes);\n\n\toptions.vnode = vnode => {\n\t\tconst props = vnode.props;\n\t\tif (\n\t\t\tvnode.type !== null &&\n\t\t\tprops != null &&\n\t\t\t('__source' in props || '__self' in props)\n\t\t) {\n\t\t\tconst newProps = (vnode.props = {});\n\t\t\tfor (let i in props) {\n\t\t\t\tconst v = props[i];\n\t\t\t\tif (i === '__source') vnode.__source = v;\n\t\t\t\telse if (i === '__self') vnode.__self = v;\n\t\t\t\telse newProps[i] = v;\n\t\t\t}\n\t\t}\n\n\t\t// eslint-disable-next-line\n\t\tvnode.__proto__ = deprecatedProto;\n\t\tif (oldVnode) oldVnode(vnode);\n\t};\n\n\toptions.diffed = vnode => {\n\t\t// Check if the user passed plain objects as children. Note that we cannot\n\t\t// move this check into `options.vnode` because components can receive\n\t\t// children in any shape they want (e.g.\n\t\t// `{{ foo: 123, bar: \"abc\" }}`).\n\t\t// Putting this check in `options.diffed` ensures that\n\t\t// `vnode._children` is set and that we only validate the children\n\t\t// that were actually rendered.\n\t\tif (vnode._children) {\n\t\t\tvnode._children.forEach(child => {\n\t\t\t\tif (typeof child === 'object' && child && child.type === undefined) {\n\t\t\t\t\tconst keys = Object.keys(child).join(',');\n\t\t\t\t\tthrow new Error(\n\t\t\t\t\t\t`Objects are not valid as a child. Encountered an object with the keys {${keys}}.` +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t});\n\t\t}\n\n\t\thooksAllowed = false;\n\n\t\tif (oldDiffed) oldDiffed(vnode);\n\n\t\tif (vnode._children != null) {\n\t\t\tconst keys = [];\n\t\t\tfor (let i = 0; i < vnode._children.length; i++) {\n\t\t\t\tconst child = vnode._children[i];\n\t\t\t\tif (!child || child.key == null) continue;\n\n\t\t\t\tconst key = child.key;\n\t\t\t\tif (keys.indexOf(key) !== -1) {\n\t\t\t\t\tconsole.error(\n\t\t\t\t\t\t'Following component has two or more children with the ' +\n\t\t\t\t\t\t\t`same key attribute: \"${key}\". This may cause glitches and misbehavior ` +\n\t\t\t\t\t\t\t'in rendering process. Component: \\n\\n' +\n\t\t\t\t\t\t\tserializeVNode(vnode) +\n\t\t\t\t\t\t\t`\\n\\n${getOwnerStack(vnode)}`\n\t\t\t\t\t);\n\n\t\t\t\t\t// Break early to not spam the console\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\tkeys.push(key);\n\t\t\t}\n\t\t}\n\t};\n}\n\nconst setState = Component.prototype.setState;\nComponent.prototype.setState = function(update, callback) {\n\tif (this._vnode == null) {\n\t\t// `this._vnode` will be `null` during componentWillMount. But it\n\t\t// is perfectly valid to call `setState` during cWM. So we\n\t\t// need an additional check to verify that we are dealing with a\n\t\t// call inside constructor.\n\t\tif (this.state == null) {\n\t\t\tconsole.warn(\n\t\t\t\t`Calling \"this.setState\" inside the constructor of a component is a ` +\n\t\t\t\t\t`no-op and might be a bug in your application. 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b/static/js/lib/preact/devtools.mjs @@ -0,0 +1,2 @@ +import{options as n,Fragment as o,Component as e}from"preact";function t(o,e){return n.__a&&n.__a(e),o}"undefined"!=typeof window&&window.__PREACT_DEVTOOLS__&&window.__PREACT_DEVTOOLS__.attachPreact("10.12.0",n,{Fragment:o,Component:e});export{t as addHookName}; +//# sourceMappingURL=devtools.module.js.map diff --git a/static/js/lib/preact/devtools.module.js b/static/js/lib/preact/devtools.module.js new file mode 100644 index 0000000..e128a0f --- /dev/null +++ b/static/js/lib/preact/devtools.module.js @@ -0,0 +1,2 @@ +import{options as n,Fragment as o,Component as e}from"preact";function t(o,e){return n.__a&&n.__a(e),o}"undefined"!=typeof window&&window.__PREACT_DEVTOOLS__&&window.__PREACT_DEVTOOLS__.attachPreact("10.12.0",n,{Fragment:o,Component:e});export{t as addHookName}; +//# sourceMappingURL=devtools.module.js.map diff --git a/static/js/lib/preact/devtools.module.js.map b/static/js/lib/preact/devtools.module.js.map new file mode 100644 index 0000000..08b0c79 --- /dev/null +++ b/static/js/lib/preact/devtools.module.js.map @@ -0,0 +1 @@ +{"version":3,"file":"devtools.module.js","sources":["../src/index.js","../src/devtools.js"],"sourcesContent":["import { options } from 'preact';\nimport { initDevTools } from './devtools';\n\ninitDevTools();\n\n/**\n * Display a custom label for a custom hook for the devtools panel\n * @type {(value: T, name: string) => T}\n */\nexport function addHookName(value, name) {\n\tif (options._addHookName) {\n\t\toptions._addHookName(name);\n\t}\n\treturn value;\n}\n","import { options, Fragment, Component } from 'preact';\n\nexport function initDevTools() {\n\tif (typeof window != 'undefined' && window.__PREACT_DEVTOOLS__) {\n\t\twindow.__PREACT_DEVTOOLS__.attachPreact('10.12.0', options, {\n\t\t\tFragment,\n\t\t\tComponent\n\t\t});\n\t}\n}\n"],"names":["addHookName","value","name","options","__a","window","__PREACT_DEVTOOLS__","attachPreact","Fragment","Component"],"mappings":"8DASO,SAASA,EAAYC,EAAOC,GAIlC,OAHIC,EAAsBC,KACzBD,EAAOC,IAAcF,GAEfD,CACP,CCXqB,oBAAVI,QAAyBA,OAAOC,qBAC1CD,OAAOC,oBAAoBC,aAAa,UAAWJ,EAAS,CAC3DK,SAAAA,EACAC,UAAAA"} \ No newline at end of file diff --git a/static/js/lib/preact/devtools.umd.js b/static/js/lib/preact/devtools.umd.js new file mode 100644 index 0000000..bb04cc2 --- /dev/null +++ b/static/js/lib/preact/devtools.umd.js @@ -0,0 +1,2 @@ +!function(e,n){"object"==typeof exports&&"undefined"!=typeof module?n(exports,require("preact")):"function"==typeof define&&define.amd?define(["exports","preact"],n):n((e||self).preactDevtools={},e.preact)}(this,function(e,n){"undefined"!=typeof window&&window.__PREACT_DEVTOOLS__&&window.__PREACT_DEVTOOLS__.attachPreact("10.12.0",n.options,{Fragment:n.Fragment,Component:n.Component}),e.addHookName=function(e,o){return n.options.__a&&n.options.__a(o),e}}); +//# sourceMappingURL=devtools.umd.js.map diff --git a/static/js/lib/preact/devtools.umd.js.map b/static/js/lib/preact/devtools.umd.js.map new file mode 100644 index 0000000..b32c6ff --- /dev/null +++ b/static/js/lib/preact/devtools.umd.js.map @@ -0,0 +1 @@ +{"version":3,"file":"devtools.umd.js","sources":["../src/devtools.js","../src/index.js"],"sourcesContent":["import { options, Fragment, Component } from 'preact';\n\nexport function initDevTools() {\n\tif (typeof window != 'undefined' && window.__PREACT_DEVTOOLS__) {\n\t\twindow.__PREACT_DEVTOOLS__.attachPreact('10.12.0', options, {\n\t\t\tFragment,\n\t\t\tComponent\n\t\t});\n\t}\n}\n","import { options } from 'preact';\nimport { initDevTools } from './devtools';\n\ninitDevTools();\n\n/**\n * Display a custom label for a custom hook for the devtools panel\n * @type {(value: T, name: string) => T}\n */\nexport function addHookName(value, name) {\n\tif (options._addHookName) {\n\t\toptions._addHookName(name);\n\t}\n\treturn value;\n}\n"],"names":["window","__PREACT_DEVTOOLS__","attachPreact","options","Fragment","Component","value","name","__a"],"mappings":"8QAGsB,oBAAVA,QAAyBA,OAAOC,qBAC1CD,OAAOC,oBAAoBC,aAAa,UAAWC,EAAAA,QAAS,CAC3DC,SAAAA,EAAAA,SACAC,UAAAA,EAF2DA,0BCKvD,SAAqBC,EAAOC,GAIlC,OAHIJ,EAAAA,QAAsBK,KACzBL,EAAAA,QAAOK,IAAcD,GAEfD,CACP"} \ No newline at end of file diff --git a/static/js/lib/preact/hooks.js b/static/js/lib/preact/hooks.js new file mode 100644 index 0000000..4cacbb0 --- /dev/null +++ b/static/js/lib/preact/hooks.js @@ -0,0 +1,2 @@ +var n,t,r,u,o=require("preact"),i=0,c=[],f=[],e=o.options.__b,a=o.options.__r,v=o.options.diffed,s=o.options.__c,p=o.options.unmount;function l(n,r){o.options.__h&&o.options.__h(t,n,i||r),i=0;var u=t.__H||(t.__H={__:[],__h:[]});return 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0,n.__V=f})),r=t=null},o.options.__c=function(n,t){t.some(function(n){try{n.__h.forEach(q),n.__h=n.__h.filter(function(n){return!n.__||A(n)})}catch(r){t.some(function(n){n.__h&&(n.__h=[])}),t=[],o.options.__e(r,n.__v)}}),s&&s(n,t)},o.options.unmount=function(n){p&&p(n);var t,r=n.__c;r&&r.__H&&(r.__H.__.forEach(function(n){try{q(n)}catch(n){t=n}}),t&&o.options.__e(t,r.__v))};var _="function"==typeof requestAnimationFrame;function q(n){var r=t,u=n.__c;"function"==typeof u&&(n.__c=void 0,u()),t=r}function A(n){var r=t;n.__c=n.__(),t=r}function F(n,t){return!n||n.length!==t.length||t.some(function(t,r){return t!==n[r]})}function T(n,t){return"function"==typeof t?t(n):t}exports.useState=x,exports.useReducer=m,exports.useEffect=function(r,u){var i=l(n++,3);!o.options.__s&&F(i.__H,u)&&(i.__=r,i.o=u,t.__H.__h.push(i))},exports.useLayoutEffect=d,exports.useRef=function(n){return i=5,y(function(){return{current:n}},[])},exports.useImperativeHandle=function(n,t,r){i=6,d(function(){return"function"==typeof n?(n(t()),function(){return n(null)}):n?(n.current=t(),function(){return n.current=null}):void 0},null==r?r:r.concat(n))},exports.useMemo=y,exports.useCallback=function(n,t){return i=8,y(function(){return n},t)},exports.useContext=function(r){var u=t.context[r.__c],o=l(n++,9);return o.c=r,u?(null==o.__&&(o.__=!0,u.sub(t)),u.props.value):r.__},exports.useDebugValue=function(n,t){o.options.useDebugValue&&o.options.useDebugValue(t?t(n):n)},exports.useErrorBoundary=function(r){var u=l(n++,10),o=x();return u.__=r,t.componentDidCatch||(t.componentDidCatch=function(n){u.__&&u.__(n),o[1](n)}),[o[0],function(){o[1](void 0)}]}; +//# sourceMappingURL=hooks.js.map diff --git a/static/js/lib/preact/hooks.js.map b/static/js/lib/preact/hooks.js.map new file mode 100644 index 0000000..932ab40 --- /dev/null +++ b/static/js/lib/preact/hooks.js.map @@ -0,0 +1 @@ +{"version":3,"file":"hooks.js","sources":["../src/index.js"],"sourcesContent":["import { options } from 'preact';\n\n/** @type {number} */\nlet currentIndex;\n\n/** @type {import('./internal').Component} */\nlet currentComponent;\n\n/** @type {import('./internal').Component} */\nlet previousComponent;\n\n/** @type {number} */\nlet currentHook = 0;\n\n/** @type {Array} */\nlet afterPaintEffects = [];\n\nlet EMPTY = [];\n\nlet oldBeforeDiff = options._diff;\nlet oldBeforeRender = options._render;\nlet oldAfterDiff = options.diffed;\nlet oldCommit = options._commit;\nlet oldBeforeUnmount = options.unmount;\n\nconst RAF_TIMEOUT = 100;\nlet prevRaf;\n\noptions._diff = vnode => {\n\tcurrentComponent = null;\n\tif (oldBeforeDiff) oldBeforeDiff(vnode);\n};\n\noptions._render = vnode => {\n\tif (oldBeforeRender) oldBeforeRender(vnode);\n\n\tcurrentComponent = vnode._component;\n\tcurrentIndex = 0;\n\n\tconst hooks = currentComponent.__hooks;\n\tif (hooks) {\n\t\tif (previousComponent === currentComponent) {\n\t\t\thooks._pendingEffects = [];\n\t\t\tcurrentComponent._renderCallbacks = [];\n\t\t\thooks._list.forEach(hookItem => {\n\t\t\t\tif (hookItem._nextValue) {\n\t\t\t\t\thookItem._value = hookItem._nextValue;\n\t\t\t\t}\n\t\t\t\thookItem._pendingValue = EMPTY;\n\t\t\t\thookItem._nextValue = hookItem._pendingArgs = undefined;\n\t\t\t});\n\t\t} else {\n\t\t\thooks._pendingEffects.forEach(invokeCleanup);\n\t\t\thooks._pendingEffects.forEach(invokeEffect);\n\t\t\thooks._pendingEffects = [];\n\t\t}\n\t}\n\tpreviousComponent = currentComponent;\n};\n\noptions.diffed = vnode => {\n\tif (oldAfterDiff) oldAfterDiff(vnode);\n\n\tconst c = vnode._component;\n\tif (c && c.__hooks) {\n\t\tif (c.__hooks._pendingEffects.length) afterPaint(afterPaintEffects.push(c));\n\t\tc.__hooks._list.forEach(hookItem => {\n\t\t\tif (hookItem._pendingArgs) {\n\t\t\t\thookItem._args = hookItem._pendingArgs;\n\t\t\t}\n\t\t\tif (hookItem._pendingValue !== EMPTY) {\n\t\t\t\thookItem._value = hookItem._pendingValue;\n\t\t\t}\n\t\t\thookItem._pendingArgs = undefined;\n\t\t\thookItem._pendingValue = EMPTY;\n\t\t});\n\t}\n\tpreviousComponent = currentComponent = null;\n};\n\noptions._commit = (vnode, commitQueue) => {\n\tcommitQueue.some(component => {\n\t\ttry {\n\t\t\tcomponent._renderCallbacks.forEach(invokeCleanup);\n\t\t\tcomponent._renderCallbacks = component._renderCallbacks.filter(cb =>\n\t\t\t\tcb._value ? invokeEffect(cb) : true\n\t\t\t);\n\t\t} catch (e) {\n\t\t\tcommitQueue.some(c => {\n\t\t\t\tif (c._renderCallbacks) c._renderCallbacks = [];\n\t\t\t});\n\t\t\tcommitQueue = [];\n\t\t\toptions._catchError(e, component._vnode);\n\t\t}\n\t});\n\n\tif (oldCommit) oldCommit(vnode, commitQueue);\n};\n\noptions.unmount = vnode => {\n\tif (oldBeforeUnmount) oldBeforeUnmount(vnode);\n\n\tconst c = vnode._component;\n\tif (c && c.__hooks) {\n\t\tlet hasErrored;\n\t\tc.__hooks._list.forEach(s => {\n\t\t\ttry {\n\t\t\t\tinvokeCleanup(s);\n\t\t\t} catch (e) {\n\t\t\t\thasErrored = e;\n\t\t\t}\n\t\t});\n\t\tif (hasErrored) options._catchError(hasErrored, c._vnode);\n\t}\n};\n\n/**\n * Get a hook's state from the currentComponent\n * @param {number} index The index of the hook to get\n * @param {number} type The index of the hook to get\n * @returns {any}\n */\nfunction getHookState(index, type) {\n\tif (options._hook) {\n\t\toptions._hook(currentComponent, index, currentHook || type);\n\t}\n\tcurrentHook = 0;\n\n\t// Largely inspired by:\n\t// * https://github.com/michael-klein/funcy.js/blob/f6be73468e6ec46b0ff5aa3cc4c9baf72a29025a/src/hooks/core_hooks.mjs\n\t// * https://github.com/michael-klein/funcy.js/blob/650beaa58c43c33a74820a3c98b3c7079cf2e333/src/renderer.mjs\n\t// Other implementations to look at:\n\t// * https://codesandbox.io/s/mnox05qp8\n\tconst hooks =\n\t\tcurrentComponent.__hooks ||\n\t\t(currentComponent.__hooks = {\n\t\t\t_list: [],\n\t\t\t_pendingEffects: []\n\t\t});\n\n\tif (index >= hooks._list.length) {\n\t\thooks._list.push({ _pendingValue: EMPTY });\n\t}\n\treturn hooks._list[index];\n}\n\n/**\n * @param {import('./index').StateUpdater} [initialState]\n */\nexport function useState(initialState) {\n\tcurrentHook = 1;\n\treturn useReducer(invokeOrReturn, initialState);\n}\n\n/**\n * @param {import('./index').Reducer} reducer\n * @param {import('./index').StateUpdater} initialState\n * @param {(initialState: any) => void} [init]\n * @returns {[ any, (state: any) => void ]}\n */\nexport function useReducer(reducer, initialState, init) {\n\t/** @type {import('./internal').ReducerHookState} */\n\tconst hookState = getHookState(currentIndex++, 2);\n\thookState._reducer = reducer;\n\tif (!hookState._component) {\n\t\thookState._value = [\n\t\t\t!init ? invokeOrReturn(undefined, initialState) : init(initialState),\n\n\t\t\taction => {\n\t\t\t\tconst currentValue = hookState._nextValue\n\t\t\t\t\t? hookState._nextValue[0]\n\t\t\t\t\t: hookState._value[0];\n\t\t\t\tconst nextValue = hookState._reducer(currentValue, action);\n\n\t\t\t\tif (currentValue !== nextValue) {\n\t\t\t\t\thookState._nextValue = [nextValue, hookState._value[1]];\n\t\t\t\t\thookState._component.setState({});\n\t\t\t\t}\n\t\t\t}\n\t\t];\n\n\t\thookState._component = currentComponent;\n\n\t\tif (!currentComponent._hasScuFromHooks) {\n\t\t\tcurrentComponent._hasScuFromHooks = true;\n\t\t\tconst prevScu = currentComponent.shouldComponentUpdate;\n\n\t\t\t// This SCU has the purpose of bailing out after repeated updates\n\t\t\t// to stateful hooks.\n\t\t\t// we store the next value in _nextValue[0] and keep doing that for all\n\t\t\t// state setters, if we have next states and\n\t\t\t// all next states within a component end up being equal to their original state\n\t\t\t// we are safe to bail out for this specific component.\n\t\t\tcurrentComponent.shouldComponentUpdate = function(p, s, c) {\n\t\t\t\tif (!hookState._component.__hooks) return true;\n\n\t\t\t\tconst stateHooks = hookState._component.__hooks._list.filter(\n\t\t\t\t\tx => x._component\n\t\t\t\t);\n\t\t\t\tconst allHooksEmpty = stateHooks.every(x => !x._nextValue);\n\t\t\t\t// When we have no updated hooks in the component we invoke the previous SCU or\n\t\t\t\t// traverse the VDOM tree further.\n\t\t\t\tif (allHooksEmpty) {\n\t\t\t\t\treturn prevScu ? prevScu.call(this, p, s, c) : true;\n\t\t\t\t}\n\n\t\t\t\t// We check whether we have components with a nextValue set that\n\t\t\t\t// have values that aren't equal to one another this pushes\n\t\t\t\t// us to update further down the tree\n\t\t\t\tlet shouldUpdate = false;\n\t\t\t\tstateHooks.forEach(hookItem => {\n\t\t\t\t\tif (hookItem._nextValue) {\n\t\t\t\t\t\tconst currentValue = hookItem._value[0];\n\t\t\t\t\t\thookItem._value = hookItem._nextValue;\n\t\t\t\t\t\thookItem._nextValue = undefined;\n\t\t\t\t\t\tif (currentValue !== hookItem._value[0]) shouldUpdate = true;\n\t\t\t\t\t}\n\t\t\t\t});\n\n\t\t\t\treturn shouldUpdate\n\t\t\t\t\t? prevScu\n\t\t\t\t\t\t? prevScu.call(this, p, s, c)\n\t\t\t\t\t\t: true\n\t\t\t\t\t: false;\n\t\t\t};\n\t\t}\n\t}\n\n\treturn hookState._nextValue || hookState._value;\n}\n\n/**\n * @param {import('./internal').Effect} callback\n * @param {any[]} args\n */\nexport function useEffect(callback, args) {\n\t/** @type {import('./internal').EffectHookState} */\n\tconst state = getHookState(currentIndex++, 3);\n\tif (!options._skipEffects && argsChanged(state._args, args)) {\n\t\tstate._value = callback;\n\t\tstate._pendingArgs = args;\n\n\t\tcurrentComponent.__hooks._pendingEffects.push(state);\n\t}\n}\n\n/**\n * @param {import('./internal').Effect} callback\n * @param {any[]} args\n */\nexport function useLayoutEffect(callback, args) {\n\t/** @type {import('./internal').EffectHookState} */\n\tconst state = getHookState(currentIndex++, 4);\n\tif (!options._skipEffects && argsChanged(state._args, args)) {\n\t\tstate._value = callback;\n\t\tstate._pendingArgs = args;\n\n\t\tcurrentComponent._renderCallbacks.push(state);\n\t}\n}\n\nexport function useRef(initialValue) {\n\tcurrentHook = 5;\n\treturn useMemo(() => ({ current: initialValue }), []);\n}\n\n/**\n * @param {object} ref\n * @param {() => object} createHandle\n * @param {any[]} args\n */\nexport function useImperativeHandle(ref, createHandle, args) {\n\tcurrentHook = 6;\n\tuseLayoutEffect(\n\t\t() => {\n\t\t\tif (typeof ref == 'function') {\n\t\t\t\tref(createHandle());\n\t\t\t\treturn () => ref(null);\n\t\t\t} else if (ref) {\n\t\t\t\tref.current = createHandle();\n\t\t\t\treturn () => (ref.current = null);\n\t\t\t}\n\t\t},\n\t\targs == null ? args : args.concat(ref)\n\t);\n}\n\n/**\n * @param {() => any} factory\n * @param {any[]} args\n */\nexport function useMemo(factory, args) {\n\t/** @type {import('./internal').MemoHookState} */\n\tconst state = getHookState(currentIndex++, 7);\n\tif (argsChanged(state._args, args)) {\n\t\tstate._pendingValue = factory();\n\t\tstate._pendingArgs = args;\n\t\tstate._factory = factory;\n\t\treturn state._pendingValue;\n\t}\n\n\treturn state._value;\n}\n\n/**\n * @param {() => void} callback\n * @param {any[]} args\n */\nexport function useCallback(callback, args) {\n\tcurrentHook = 8;\n\treturn useMemo(() => callback, args);\n}\n\n/**\n * @param {import('./internal').PreactContext} context\n */\nexport function useContext(context) {\n\tconst provider = currentComponent.context[context._id];\n\t// We could skip this call here, but than we'd not call\n\t// `options._hook`. 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useState,y as useReducer,h as useEffect,s as useLayoutEffect,_ as useRef,A as useImperativeHandle,F as useMemo,T as useCallback,q as useContext,x as useDebugValue,V as useErrorBoundary}; +//# sourceMappingURL=hooks.module.js.map diff --git a/static/js/lib/preact/hooks.module.js.map b/static/js/lib/preact/hooks.module.js.map new file mode 100644 index 0000000..b2aa9ca --- /dev/null +++ b/static/js/lib/preact/hooks.module.js.map @@ -0,0 +1 @@ +{"version":3,"file":"hooks.module.js","sources":["../src/index.js"],"sourcesContent":["import { options } from 'preact';\n\n/** @type {number} */\nlet currentIndex;\n\n/** @type {import('./internal').Component} */\nlet currentComponent;\n\n/** @type {import('./internal').Component} */\nlet previousComponent;\n\n/** @type {number} */\nlet currentHook = 0;\n\n/** @type {Array} */\nlet afterPaintEffects = [];\n\nlet EMPTY = [];\n\nlet oldBeforeDiff = options._diff;\nlet oldBeforeRender = options._render;\nlet oldAfterDiff = options.diffed;\nlet oldCommit = options._commit;\nlet oldBeforeUnmount = options.unmount;\n\nconst RAF_TIMEOUT = 100;\nlet prevRaf;\n\noptions._diff = vnode => {\n\tcurrentComponent = null;\n\tif (oldBeforeDiff) oldBeforeDiff(vnode);\n};\n\noptions._render = vnode => {\n\tif (oldBeforeRender) oldBeforeRender(vnode);\n\n\tcurrentComponent = vnode._component;\n\tcurrentIndex = 0;\n\n\tconst hooks = currentComponent.__hooks;\n\tif (hooks) {\n\t\tif (previousComponent === currentComponent) {\n\t\t\thooks._pendingEffects = [];\n\t\t\tcurrentComponent._renderCallbacks = [];\n\t\t\thooks._list.forEach(hookItem => {\n\t\t\t\tif (hookItem._nextValue) {\n\t\t\t\t\thookItem._value = hookItem._nextValue;\n\t\t\t\t}\n\t\t\t\thookItem._pendingValue = EMPTY;\n\t\t\t\thookItem._nextValue = hookItem._pendingArgs = undefined;\n\t\t\t});\n\t\t} else {\n\t\t\thooks._pendingEffects.forEach(invokeCleanup);\n\t\t\thooks._pendingEffects.forEach(invokeEffect);\n\t\t\thooks._pendingEffects = [];\n\t\t}\n\t}\n\tpreviousComponent = currentComponent;\n};\n\noptions.diffed = vnode => {\n\tif (oldAfterDiff) oldAfterDiff(vnode);\n\n\tconst c = vnode._component;\n\tif (c && c.__hooks) {\n\t\tif (c.__hooks._pendingEffects.length) afterPaint(afterPaintEffects.push(c));\n\t\tc.__hooks._list.forEach(hookItem => {\n\t\t\tif (hookItem._pendingArgs) {\n\t\t\t\thookItem._args = hookItem._pendingArgs;\n\t\t\t}\n\t\t\tif (hookItem._pendingValue !== EMPTY) {\n\t\t\t\thookItem._value = hookItem._pendingValue;\n\t\t\t}\n\t\t\thookItem._pendingArgs = undefined;\n\t\t\thookItem._pendingValue = EMPTY;\n\t\t});\n\t}\n\tpreviousComponent = currentComponent = null;\n};\n\noptions._commit = (vnode, commitQueue) => {\n\tcommitQueue.some(component => {\n\t\ttry {\n\t\t\tcomponent._renderCallbacks.forEach(invokeCleanup);\n\t\t\tcomponent._renderCallbacks = component._renderCallbacks.filter(cb =>\n\t\t\t\tcb._value ? invokeEffect(cb) : true\n\t\t\t);\n\t\t} catch (e) {\n\t\t\tcommitQueue.some(c => {\n\t\t\t\tif (c._renderCallbacks) c._renderCallbacks = [];\n\t\t\t});\n\t\t\tcommitQueue = [];\n\t\t\toptions._catchError(e, component._vnode);\n\t\t}\n\t});\n\n\tif (oldCommit) oldCommit(vnode, commitQueue);\n};\n\noptions.unmount = vnode => {\n\tif (oldBeforeUnmount) oldBeforeUnmount(vnode);\n\n\tconst c = vnode._component;\n\tif (c && c.__hooks) {\n\t\tlet hasErrored;\n\t\tc.__hooks._list.forEach(s => {\n\t\t\ttry {\n\t\t\t\tinvokeCleanup(s);\n\t\t\t} catch (e) {\n\t\t\t\thasErrored = e;\n\t\t\t}\n\t\t});\n\t\tif (hasErrored) options._catchError(hasErrored, c._vnode);\n\t}\n};\n\n/**\n * Get a hook's state from the currentComponent\n * @param {number} index The index of the hook to get\n * @param {number} type The index of the hook to get\n * @returns {any}\n */\nfunction getHookState(index, type) {\n\tif (options._hook) {\n\t\toptions._hook(currentComponent, index, currentHook || type);\n\t}\n\tcurrentHook = 0;\n\n\t// Largely inspired by:\n\t// * https://github.com/michael-klein/funcy.js/blob/f6be73468e6ec46b0ff5aa3cc4c9baf72a29025a/src/hooks/core_hooks.mjs\n\t// * https://github.com/michael-klein/funcy.js/blob/650beaa58c43c33a74820a3c98b3c7079cf2e333/src/renderer.mjs\n\t// Other implementations to look at:\n\t// * https://codesandbox.io/s/mnox05qp8\n\tconst hooks =\n\t\tcurrentComponent.__hooks ||\n\t\t(currentComponent.__hooks = {\n\t\t\t_list: [],\n\t\t\t_pendingEffects: []\n\t\t});\n\n\tif (index >= hooks._list.length) {\n\t\thooks._list.push({ _pendingValue: EMPTY });\n\t}\n\treturn hooks._list[index];\n}\n\n/**\n * @param {import('./index').StateUpdater} [initialState]\n */\nexport function useState(initialState) {\n\tcurrentHook = 1;\n\treturn useReducer(invokeOrReturn, initialState);\n}\n\n/**\n * @param {import('./index').Reducer} reducer\n * @param {import('./index').StateUpdater} initialState\n * @param {(initialState: any) => void} [init]\n * @returns {[ any, (state: any) => void ]}\n */\nexport function useReducer(reducer, initialState, init) {\n\t/** @type {import('./internal').ReducerHookState} */\n\tconst hookState = getHookState(currentIndex++, 2);\n\thookState._reducer = reducer;\n\tif (!hookState._component) {\n\t\thookState._value = [\n\t\t\t!init ? invokeOrReturn(undefined, initialState) : init(initialState),\n\n\t\t\taction => {\n\t\t\t\tconst currentValue = hookState._nextValue\n\t\t\t\t\t? hookState._nextValue[0]\n\t\t\t\t\t: hookState._value[0];\n\t\t\t\tconst nextValue = hookState._reducer(currentValue, action);\n\n\t\t\t\tif (currentValue !== nextValue) {\n\t\t\t\t\thookState._nextValue = [nextValue, hookState._value[1]];\n\t\t\t\t\thookState._component.setState({});\n\t\t\t\t}\n\t\t\t}\n\t\t];\n\n\t\thookState._component = currentComponent;\n\n\t\tif (!currentComponent._hasScuFromHooks) {\n\t\t\tcurrentComponent._hasScuFromHooks = true;\n\t\t\tconst prevScu = currentComponent.shouldComponentUpdate;\n\n\t\t\t// This SCU has the purpose of bailing out after repeated updates\n\t\t\t// to stateful hooks.\n\t\t\t// we store the next value in _nextValue[0] and keep doing that for all\n\t\t\t// state setters, if we have next states and\n\t\t\t// all next states within a component end up being equal to their original state\n\t\t\t// we are safe to bail out for this specific component.\n\t\t\tcurrentComponent.shouldComponentUpdate = function(p, s, c) {\n\t\t\t\tif (!hookState._component.__hooks) return true;\n\n\t\t\t\tconst stateHooks = hookState._component.__hooks._list.filter(\n\t\t\t\t\tx => x._component\n\t\t\t\t);\n\t\t\t\tconst allHooksEmpty = stateHooks.every(x => !x._nextValue);\n\t\t\t\t// When we have no updated hooks in the component we invoke the previous SCU or\n\t\t\t\t// traverse the VDOM tree further.\n\t\t\t\tif (allHooksEmpty) {\n\t\t\t\t\treturn prevScu ? prevScu.call(this, p, s, c) : true;\n\t\t\t\t}\n\n\t\t\t\t// We check whether we have components with a nextValue set that\n\t\t\t\t// have values that aren't equal to one another this pushes\n\t\t\t\t// us to update further down the tree\n\t\t\t\tlet shouldUpdate = false;\n\t\t\t\tstateHooks.forEach(hookItem => {\n\t\t\t\t\tif (hookItem._nextValue) {\n\t\t\t\t\t\tconst currentValue = hookItem._value[0];\n\t\t\t\t\t\thookItem._value = hookItem._nextValue;\n\t\t\t\t\t\thookItem._nextValue = undefined;\n\t\t\t\t\t\tif (currentValue !== hookItem._value[0]) shouldUpdate = true;\n\t\t\t\t\t}\n\t\t\t\t});\n\n\t\t\t\treturn shouldUpdate\n\t\t\t\t\t? prevScu\n\t\t\t\t\t\t? prevScu.call(this, p, s, c)\n\t\t\t\t\t\t: true\n\t\t\t\t\t: false;\n\t\t\t};\n\t\t}\n\t}\n\n\treturn hookState._nextValue || hookState._value;\n}\n\n/**\n * @param {import('./internal').Effect} callback\n * @param {any[]} args\n */\nexport function useEffect(callback, args) {\n\t/** @type {import('./internal').EffectHookState} */\n\tconst state = getHookState(currentIndex++, 3);\n\tif (!options._skipEffects && argsChanged(state._args, args)) {\n\t\tstate._value = callback;\n\t\tstate._pendingArgs = args;\n\n\t\tcurrentComponent.__hooks._pendingEffects.push(state);\n\t}\n}\n\n/**\n * @param {import('./internal').Effect} callback\n * @param {any[]} args\n */\nexport function useLayoutEffect(callback, args) {\n\t/** @type {import('./internal').EffectHookState} */\n\tconst state = getHookState(currentIndex++, 4);\n\tif (!options._skipEffects && argsChanged(state._args, args)) {\n\t\tstate._value = callback;\n\t\tstate._pendingArgs = args;\n\n\t\tcurrentComponent._renderCallbacks.push(state);\n\t}\n}\n\nexport function useRef(initialValue) {\n\tcurrentHook = 5;\n\treturn useMemo(() => ({ current: initialValue }), []);\n}\n\n/**\n * @param {object} ref\n * @param {() => object} createHandle\n * @param {any[]} args\n */\nexport function useImperativeHandle(ref, createHandle, args) {\n\tcurrentHook = 6;\n\tuseLayoutEffect(\n\t\t() => {\n\t\t\tif (typeof ref == 'function') {\n\t\t\t\tref(createHandle());\n\t\t\t\treturn () => ref(null);\n\t\t\t} else if (ref) {\n\t\t\t\tref.current = createHandle();\n\t\t\t\treturn () => (ref.current = null);\n\t\t\t}\n\t\t},\n\t\targs == null ? args : args.concat(ref)\n\t);\n}\n\n/**\n * @param {() => any} factory\n * @param {any[]} args\n */\nexport function useMemo(factory, args) {\n\t/** @type {import('./internal').MemoHookState} */\n\tconst state = getHookState(currentIndex++, 7);\n\tif (argsChanged(state._args, args)) {\n\t\tstate._pendingValue = factory();\n\t\tstate._pendingArgs = args;\n\t\tstate._factory = factory;\n\t\treturn state._pendingValue;\n\t}\n\n\treturn state._value;\n}\n\n/**\n * @param {() => void} callback\n * @param {any[]} args\n */\nexport function useCallback(callback, args) {\n\tcurrentHook = 8;\n\treturn useMemo(() => callback, args);\n}\n\n/**\n * @param {import('./internal').PreactContext} context\n */\nexport function useContext(context) {\n\tconst provider = currentComponent.context[context._id];\n\t// We could skip this call here, but than we'd not call\n\t// `options._hook`. We need to do that in order to make\n\t// the devtools aware of this hook.\n\t/** @type {import('./internal').ContextHookState} */\n\tconst state = getHookState(currentIndex++, 9);\n\t// The devtools needs access to the context object to\n\t// be able to pull of the default value when no provider\n\t// is present in the tree.\n\tstate._context = context;\n\tif (!provider) return context._defaultValue;\n\t// This is probably not safe to convert to \"!\"\n\tif (state._value == null) {\n\t\tstate._value = true;\n\t\tprovider.sub(currentComponent);\n\t}\n\treturn provider.props.value;\n}\n\n/**\n * Display a custom label for a custom hook for the devtools panel\n * @type {(value: T, cb?: (value: T) => string | number) => void}\n */\nexport function useDebugValue(value, formatter) {\n\tif (options.useDebugValue) {\n\t\toptions.useDebugValue(formatter ? formatter(value) : value);\n\t}\n}\n\n/**\n * @param {(error: any) => void} cb\n */\nexport function useErrorBoundary(cb) {\n\t/** @type {import('./internal').ErrorBoundaryHookState} */\n\tconst state = getHookState(currentIndex++, 10);\n\tconst errState = useState();\n\tstate._value = cb;\n\tif (!currentComponent.componentDidCatch) {\n\t\tcurrentComponent.componentDidCatch = err => {\n\t\t\tif (state._value) state._value(err);\n\t\t\terrState[1](err);\n\t\t};\n\t}\n\treturn [\n\t\terrState[0],\n\t\t() => {\n\t\t\terrState[1](undefined);\n\t\t}\n\t];\n}\n\n/**\n * After paint effects consumer.\n */\nfunction flushAfterPaintEffects() {\n\tlet component;\n\twhile ((component = afterPaintEffects.shift())) {\n\t\tif (!component._parentDom || !component.__hooks) continue;\n\t\ttry {\n\t\t\tcomponent.__hooks._pendingEffects.forEach(invokeCleanup);\n\t\t\tcomponent.__hooks._pendingEffects.forEach(invokeEffect);\n\t\t\tcomponent.__hooks._pendingEffects = [];\n\t\t} catch (e) {\n\t\t\tcomponent.__hooks._pendingEffects = [];\n\t\t\toptions._catchError(e, component._vnode);\n\t\t}\n\t}\n}\n\nlet HAS_RAF = typeof requestAnimationFrame == 'function';\n\n/**\n * Schedule a callback to be invoked after the browser has a chance to paint a new frame.\n * Do this by combining requestAnimationFrame (rAF) + setTimeout to invoke a callback after\n * the next browser frame.\n *\n * Also, schedule a timeout in parallel to the the rAF to ensure the callback is invoked\n * even if RAF doesn't fire (for example if the browser tab is not visible)\n *\n * @param {() => void} callback\n */\nfunction afterNextFrame(callback) {\n\tconst done = () => {\n\t\tclearTimeout(timeout);\n\t\tif (HAS_RAF) cancelAnimationFrame(raf);\n\t\tsetTimeout(callback);\n\t};\n\tconst timeout = setTimeout(done, RAF_TIMEOUT);\n\n\tlet raf;\n\tif (HAS_RAF) {\n\t\traf = requestAnimationFrame(done);\n\t}\n}\n\n// Note: if someone used options.debounceRendering = requestAnimationFrame,\n// then effects will ALWAYS run on the NEXT frame instead of the current one, incurring a ~16ms delay.\n// Perhaps this is not such a big deal.\n/**\n * 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+{"version":3,"file":"preact.js","sources":["../src/util.js","../src/options.js","../src/create-element.js","../src/diff/props.js","../src/component.js","../src/create-context.js","../src/constants.js","../src/diff/children.js","../src/diff/index.js","../src/render.js","../src/diff/catch-error.js","../src/clone-element.js"],"sourcesContent":["import { EMPTY_ARR } from \"./constants\";\n\n/**\n * Assign properties from `props` to `obj`\n * @template O, P The obj and props types\n * @param {O} obj The object to copy properties to\n * @param {P} props The object to copy properties from\n * @returns {O & P}\n */\nexport function assign(obj, props) {\n\t// @ts-ignore We change the type of `obj` to be `O & P`\n\tfor (let i in props) obj[i] = props[i];\n\treturn /** @type {O & P} */ (obj);\n}\n\n/**\n * Remove a child node from its parent if attached. This is a workaround for\n * IE11 which doesn't support `Element.prototype.remove()`. Using this function\n * is smaller than including a dedicated polyfill.\n * @param {Node} node The node to remove\n */\nexport function removeNode(node) {\n\tlet parentNode = node.parentNode;\n\tif (parentNode) parentNode.removeChild(node);\n}\n\nexport const slice = EMPTY_ARR.slice;\n","import { _catchError } from './diff/catch-error';\n\n/**\n * The `option` object can potentially contain callback functions\n * that are called during various stages of our renderer. This is the\n * foundation on which all our addons like `preact/debug`, `preact/compat`,\n * and `preact/hooks` are based on. See the `Options` type in `internal.d.ts`\n * for a full list of available option hooks (most editors/IDEs allow you to\n * ctrl+click or cmd+click on mac the type definition below).\n * @type {import('./internal').Options}\n */\nconst options = {\n\t_catchError\n};\n\nexport default options;\n","import { slice } from './util';\nimport options from './options';\n\nlet vnodeId = 0;\n\n/**\n * Create an virtual node (used for JSX)\n * @param {import('./internal').VNode[\"type\"]} type The node name or Component\n * constructor for this virtual node\n * @param {object | null | undefined} [props] The properties of the virtual node\n * @param {Array} [children] The children of the virtual node\n * @returns {import('./internal').VNode}\n */\nexport function createElement(type, props, children) {\n\tlet normalizedProps = {},\n\t\tkey,\n\t\tref,\n\t\ti;\n\tfor (i in props) {\n\t\tif (i == 'key') key = props[i];\n\t\telse if (i == 'ref') ref = props[i];\n\t\telse normalizedProps[i] = props[i];\n\t}\n\n\tif (arguments.length > 2) {\n\t\tnormalizedProps.children =\n\t\t\targuments.length > 3 ? slice.call(arguments, 2) : children;\n\t}\n\n\t// If a Component VNode, check for and apply defaultProps\n\t// Note: type may be undefined in development, must never error here.\n\tif (typeof type == 'function' && type.defaultProps != null) {\n\t\tfor (i in type.defaultProps) {\n\t\t\tif (normalizedProps[i] === undefined) {\n\t\t\t\tnormalizedProps[i] = type.defaultProps[i];\n\t\t\t}\n\t\t}\n\t}\n\n\treturn createVNode(type, normalizedProps, key, ref, null);\n}\n\n/**\n * Create a VNode (used internally by Preact)\n * @param {import('./internal').VNode[\"type\"]} type The node name or Component\n * Constructor for this virtual node\n * @param {object | string | number | null} props The properties of this virtual node.\n * If this virtual node represents a text node, this is the text of the node (string or number).\n * @param {string | number | null} key The key for this virtual node, used when\n * diffing it against its children\n * @param {import('./internal').VNode[\"ref\"]} ref The ref property that will\n * receive a reference to its created child\n * @returns {import('./internal').VNode}\n */\nexport function createVNode(type, props, key, ref, original) {\n\t// V8 seems to be better at detecting type shapes if the object is allocated from the same call site\n\t// Do not inline into createElement and coerceToVNode!\n\tconst vnode = {\n\t\ttype,\n\t\tprops,\n\t\tkey,\n\t\tref,\n\t\t_children: null,\n\t\t_parent: null,\n\t\t_depth: 0,\n\t\t_dom: null,\n\t\t// _nextDom must be initialized to undefined b/c it will eventually\n\t\t// be set to dom.nextSibling which can return `null` and it is important\n\t\t// to be able to distinguish between an uninitialized _nextDom and\n\t\t// a _nextDom that has been set to `null`\n\t\t_nextDom: undefined,\n\t\t_component: null,\n\t\t_hydrating: null,\n\t\tconstructor: undefined,\n\t\t_original: original == null ? ++vnodeId : original\n\t};\n\n\t// Only invoke the vnode hook if this was *not* a direct copy:\n\tif (original == null && options.vnode != null) options.vnode(vnode);\n\n\treturn vnode;\n}\n\nexport function createRef() {\n\treturn { current: null };\n}\n\nexport function Fragment(props) {\n\treturn props.children;\n}\n\n/**\n * Check if a the argument is a valid Preact VNode.\n * @param {*} vnode\n * @returns {vnode is import('./internal').VNode}\n */\nexport const isValidElement = vnode =>\n\tvnode != null && vnode.constructor === undefined;\n","import { IS_NON_DIMENSIONAL } from '../constants';\nimport options from '../options';\n\n/**\n * Diff the old and new properties of a VNode and apply changes to the DOM node\n * @param {import('../internal').PreactElement} dom The DOM node to apply\n * changes to\n * @param {object} newProps The new props\n * @param {object} oldProps The old props\n * @param {boolean} isSvg Whether or not this node is an SVG node\n * @param {boolean} hydrate Whether or not we are in hydration mode\n */\nexport function diffProps(dom, newProps, oldProps, isSvg, hydrate) {\n\tlet i;\n\n\tfor (i in oldProps) {\n\t\tif (i !== 'children' && i !== 'key' && !(i in newProps)) {\n\t\t\tsetProperty(dom, i, null, oldProps[i], isSvg);\n\t\t}\n\t}\n\n\tfor (i in newProps) {\n\t\tif (\n\t\t\t(!hydrate || typeof newProps[i] == 'function') &&\n\t\t\ti !== 'children' &&\n\t\t\ti !== 'key' &&\n\t\t\ti !== 'value' &&\n\t\t\ti !== 'checked' &&\n\t\t\toldProps[i] !== newProps[i]\n\t\t) {\n\t\t\tsetProperty(dom, i, newProps[i], oldProps[i], isSvg);\n\t\t}\n\t}\n}\n\nfunction setStyle(style, key, value) {\n\tif (key[0] === '-') {\n\t\tstyle.setProperty(key, value == null ? '' : value);\n\t} else if (value == null) {\n\t\tstyle[key] = '';\n\t} else if (typeof value != 'number' || IS_NON_DIMENSIONAL.test(key)) {\n\t\tstyle[key] = value;\n\t} else {\n\t\tstyle[key] = value + 'px';\n\t}\n}\n\n/**\n * Set a property value on a DOM node\n * @param {import('../internal').PreactElement} dom The DOM node to modify\n * @param {string} name The name of the property to set\n * @param {*} value The value to set the property to\n * @param {*} oldValue The old value the property had\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node or not\n */\nexport function setProperty(dom, name, value, oldValue, isSvg) {\n\tlet useCapture;\n\n\to: if (name === 'style') {\n\t\tif (typeof value == 'string') {\n\t\t\tdom.style.cssText = value;\n\t\t} else {\n\t\t\tif (typeof oldValue == 'string') {\n\t\t\t\tdom.style.cssText = oldValue = '';\n\t\t\t}\n\n\t\t\tif (oldValue) {\n\t\t\t\tfor (name in oldValue) {\n\t\t\t\t\tif (!(value && name in value)) {\n\t\t\t\t\t\tsetStyle(dom.style, name, '');\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (value) {\n\t\t\t\tfor (name in value) {\n\t\t\t\t\tif (!oldValue || value[name] !== oldValue[name]) {\n\t\t\t\t\t\tsetStyle(dom.style, name, value[name]);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\t// Benchmark for comparison: https://esbench.com/bench/574c954bdb965b9a00965ac6\n\telse if (name[0] === 'o' && name[1] === 'n') {\n\t\tuseCapture = name !== (name = name.replace(/Capture$/, ''));\n\n\t\t// Infer correct casing for DOM built-in events:\n\t\tif (name.toLowerCase() in dom) name = name.toLowerCase().slice(2);\n\t\telse name = name.slice(2);\n\n\t\tif (!dom._listeners) dom._listeners = {};\n\t\tdom._listeners[name + useCapture] = value;\n\n\t\tif (value) {\n\t\t\tif (!oldValue) {\n\t\t\t\tconst handler = useCapture ? eventProxyCapture : eventProxy;\n\t\t\t\tdom.addEventListener(name, handler, useCapture);\n\t\t\t}\n\t\t} else {\n\t\t\tconst handler = useCapture ? eventProxyCapture : eventProxy;\n\t\t\tdom.removeEventListener(name, handler, useCapture);\n\t\t}\n\t} else if (name !== 'dangerouslySetInnerHTML') {\n\t\tif (isSvg) {\n\t\t\t// Normalize incorrect prop usage for SVG:\n\t\t\t// - xlink:href / xlinkHref --> href (xlink:href was removed from SVG and isn't needed)\n\t\t\t// - className --> class\n\t\t\tname = name.replace(/xlink(H|:h)/, 'h').replace(/sName$/, 's');\n\t\t} else if (\n\t\t\tname !== 'href' &&\n\t\t\tname !== 'list' &&\n\t\t\tname !== 'form' &&\n\t\t\t// Default value in browsers is `-1` and an empty string is\n\t\t\t// cast to `0` instead\n\t\t\tname !== 'tabIndex' &&\n\t\t\tname !== 'download' &&\n\t\t\tname in dom\n\t\t) {\n\t\t\ttry {\n\t\t\t\tdom[name] = value == null ? '' : value;\n\t\t\t\t// labelled break is 1b smaller here than a return statement (sorry)\n\t\t\t\tbreak o;\n\t\t\t} catch (e) {}\n\t\t}\n\n\t\t// ARIA-attributes have a different notion of boolean values.\n\t\t// The value `false` is different from the attribute not\n\t\t// existing on the DOM, so we can't remove it. For non-boolean\n\t\t// ARIA-attributes we could treat false as a removal, but the\n\t\t// amount of exceptions would cost us too many bytes. On top of\n\t\t// that other VDOM frameworks also always stringify `false`.\n\n\t\tif (typeof value === 'function') {\n\t\t\t// never serialize functions as attribute values\n\t\t} else if (value != null && (value !== false || name.indexOf('-') != -1)) {\n\t\t\tdom.setAttribute(name, value);\n\t\t} else {\n\t\t\tdom.removeAttribute(name);\n\t\t}\n\t}\n}\n\nexport let inEvent = false;\n\n/**\n * Proxy an event to hooked event handlers\n * @param {Event} e The event object from the browser\n * @private\n */\nfunction eventProxy(e) {\n\tinEvent = true;\n\ttry {\n\t\treturn this._listeners[e.type + false](\n\t\t\toptions.event ? options.event(e) : e\n\t\t);\n\t} finally {\n\t\tinEvent = false;\n\t}\n}\n\nfunction eventProxyCapture(e) {\n\tinEvent = true;\n\ttry {\n\t\treturn this._listeners[e.type + true](options.event ? options.event(e) : e);\n\t} finally {\n\t\tinEvent = false;\n\t}\n}\n","import { assign } from './util';\nimport { diff, commitRoot } from './diff/index';\nimport options from './options';\nimport { Fragment } from './create-element';\nimport { inEvent } from './diff/props';\n\n/**\n * Base Component class. Provides `setState()` and `forceUpdate()`, which\n * trigger rendering\n * @param {object} props The initial component props\n * @param {object} context The initial context from parent components'\n * getChildContext\n */\nexport function Component(props, context) {\n\tthis.props = props;\n\tthis.context = context;\n}\n\n/**\n * Update component state and schedule a re-render.\n * @this {import('./internal').Component}\n * @param {object | ((s: object, p: object) => object)} update A hash of state\n * properties to update with new values or a function that given the current\n * state and props returns a new partial state\n * @param {() => void} [callback] A function to be called once component state is\n * updated\n */\nComponent.prototype.setState = function(update, callback) {\n\t// only clone state when copying to nextState the first time.\n\tlet s;\n\tif (this._nextState != null && this._nextState !== this.state) {\n\t\ts = this._nextState;\n\t} else {\n\t\ts = this._nextState = assign({}, this.state);\n\t}\n\n\tif (typeof update == 'function') {\n\t\t// Some libraries like `immer` mark the current state as readonly,\n\t\t// preventing us from mutating it, so we need to clone it. See #2716\n\t\tupdate = update(assign({}, s), this.props);\n\t}\n\n\tif (update) {\n\t\tassign(s, update);\n\t}\n\n\t// Skip update if updater function returned null\n\tif (update == null) return;\n\n\tif (this._vnode) {\n\t\tif (callback) {\n\t\t\tthis._stateCallbacks.push(callback);\n\t\t}\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Immediately perform a synchronous re-render of the component\n * @this {import('./internal').Component}\n * @param {() => void} [callback] A function to be called after component is\n * re-rendered\n */\nComponent.prototype.forceUpdate = function(callback) {\n\tif (this._vnode) {\n\t\t// Set render mode so that we can differentiate where the render request\n\t\t// is coming from. We need this because forceUpdate should never call\n\t\t// shouldComponentUpdate\n\t\tthis._force = true;\n\t\tif (callback) this._renderCallbacks.push(callback);\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Accepts `props` and `state`, and returns a new Virtual DOM tree to build.\n * Virtual DOM is generally constructed via [JSX](http://jasonformat.com/wtf-is-jsx).\n * @param {object} props Props (eg: JSX attributes) received from parent\n * element/component\n * @param {object} state The component's current state\n * @param {object} context Context object, as returned by the nearest\n * ancestor's `getChildContext()`\n * @returns {import('./index').ComponentChildren | void}\n */\nComponent.prototype.render = Fragment;\n\n/**\n * @param {import('./internal').VNode} vnode\n * @param {number | null} [childIndex]\n */\nexport function getDomSibling(vnode, childIndex) {\n\tif (childIndex == null) {\n\t\t// Use childIndex==null as a signal to resume the search from the vnode's sibling\n\t\treturn vnode._parent\n\t\t\t? getDomSibling(vnode._parent, vnode._parent._children.indexOf(vnode) + 1)\n\t\t\t: null;\n\t}\n\n\tlet sibling;\n\tfor (; childIndex < vnode._children.length; childIndex++) {\n\t\tsibling = vnode._children[childIndex];\n\n\t\tif (sibling != null && sibling._dom != null) {\n\t\t\t// Since updateParentDomPointers keeps _dom pointer correct,\n\t\t\t// we can rely on _dom to tell us if this subtree contains a\n\t\t\t// rendered DOM node, and what the first rendered DOM node is\n\t\t\treturn sibling._dom;\n\t\t}\n\t}\n\n\t// If we get here, we have not found a DOM node in this vnode's children.\n\t// We must resume from this vnode's sibling (in it's parent _children array)\n\t// Only climb up and search the parent if we aren't searching through a DOM\n\t// VNode (meaning we reached the DOM parent of the original vnode that began\n\t// the search)\n\treturn typeof vnode.type == 'function' ? getDomSibling(vnode) : null;\n}\n\n/**\n * Trigger in-place re-rendering of a component.\n * @param {import('./internal').Component} component The component to rerender\n */\nfunction renderComponent(component) {\n\tlet vnode = component._vnode,\n\t\toldDom = vnode._dom,\n\t\tparentDom = component._parentDom;\n\n\tif (parentDom) {\n\t\tlet commitQueue = [];\n\t\tconst oldVNode = assign({}, vnode);\n\t\toldVNode._original = vnode._original + 1;\n\n\t\tdiff(\n\t\t\tparentDom,\n\t\t\tvnode,\n\t\t\toldVNode,\n\t\t\tcomponent._globalContext,\n\t\t\tparentDom.ownerSVGElement !== undefined,\n\t\t\tvnode._hydrating != null ? [oldDom] : null,\n\t\t\tcommitQueue,\n\t\t\toldDom == null ? getDomSibling(vnode) : oldDom,\n\t\t\tvnode._hydrating\n\t\t);\n\t\tcommitRoot(commitQueue, vnode);\n\n\t\tif (vnode._dom != oldDom) {\n\t\t\tupdateParentDomPointers(vnode);\n\t\t}\n\t}\n}\n\n/**\n * @param {import('./internal').VNode} vnode\n */\nfunction updateParentDomPointers(vnode) {\n\tif ((vnode = vnode._parent) != null && vnode._component != null) {\n\t\tvnode._dom = vnode._component.base = null;\n\t\tfor (let i = 0; i < vnode._children.length; i++) {\n\t\t\tlet child = vnode._children[i];\n\t\t\tif (child != null && child._dom != null) {\n\t\t\t\tvnode._dom = vnode._component.base = child._dom;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\treturn updateParentDomPointers(vnode);\n\t}\n}\n\n/**\n * The render queue\n * @type {Array}\n */\nlet rerenderQueue = [];\n\n/*\n * The value of `Component.debounce` must asynchronously invoke the passed in callback. It is\n * important that contributors to Preact can consistently reason about what calls to `setState`, etc.\n * do, and when their effects will be applied. See the links below for some further reading on designing\n * asynchronous APIs.\n * * [Designing APIs for Asynchrony](https://blog.izs.me/2013/08/designing-apis-for-asynchrony)\n * * [Callbacks synchronous and asynchronous](https://blog.ometer.com/2011/07/24/callbacks-synchronous-and-asynchronous/)\n */\n\nlet prevDebounce;\n\nconst microTick =\n\ttypeof Promise == 'function'\n\t\t? Promise.prototype.then.bind(Promise.resolve())\n\t\t: setTimeout;\nfunction defer(cb) {\n\tif (inEvent) {\n\t\tsetTimeout(cb);\n\t} else {\n\t\tmicroTick(cb);\n\t}\n}\n\n/**\n * Enqueue a rerender of a component\n * @param {import('./internal').Component} c The component to rerender\n */\nexport function enqueueRender(c) {\n\tif (\n\t\t(!c._dirty &&\n\t\t\t(c._dirty = true) &&\n\t\t\trerenderQueue.push(c) &&\n\t\t\t!process._rerenderCount++) ||\n\t\tprevDebounce !== options.debounceRendering\n\t) {\n\t\tprevDebounce = options.debounceRendering;\n\t\t(prevDebounce || defer)(process);\n\t}\n}\n\n/** Flush the render queue by rerendering all queued components */\nfunction process() {\n\tlet c;\n\trerenderQueue.sort((a, b) => a._vnode._depth - b._vnode._depth);\n\t// Don't update `renderCount` yet. Keep its value non-zero to prevent unnecessary\n\t// process() calls from getting scheduled while `queue` is still being consumed.\n\twhile ((c = rerenderQueue.shift())) {\n\t\tif (c._dirty) {\n\t\t\tlet renderQueueLength = rerenderQueue.length;\n\t\t\trenderComponent(c);\n\t\t\tif (rerenderQueue.length > renderQueueLength) {\n\t\t\t\t// When i.e. rerendering a provider additional new items can be injected, we want to\n\t\t\t\t// keep the order from top to bottom with those new items so we can handle them in a\n\t\t\t\t// single pass\n\t\t\t\trerenderQueue.sort((a, b) => a._vnode._depth - b._vnode._depth);\n\t\t\t}\n\t\t}\n\t}\n\tprocess._rerenderCount = 0;\n}\n\nprocess._rerenderCount = 0;\n","import { enqueueRender } from './component';\n\nexport let i = 0;\n\nexport function createContext(defaultValue, contextId) {\n\tcontextId = '__cC' + i++;\n\n\tconst context = {\n\t\t_id: contextId,\n\t\t_defaultValue: defaultValue,\n\t\t/** @type {import('./internal').FunctionComponent} */\n\t\tConsumer(props, contextValue) {\n\t\t\t// return props.children(\n\t\t\t// \tcontext[contextId] ? context[contextId].props.value : defaultValue\n\t\t\t// );\n\t\t\treturn props.children(contextValue);\n\t\t},\n\t\t/** @type {import('./internal').FunctionComponent} */\n\t\tProvider(props) {\n\t\t\tif (!this.getChildContext) {\n\t\t\t\tlet subs = [];\n\t\t\t\tlet ctx = {};\n\t\t\t\tctx[contextId] = this;\n\n\t\t\t\tthis.getChildContext = () => ctx;\n\n\t\t\t\tthis.shouldComponentUpdate = function(_props) {\n\t\t\t\t\tif (this.props.value !== _props.value) {\n\t\t\t\t\t\t// I think the forced value propagation here was only needed when `options.debounceRendering` was being bypassed:\n\t\t\t\t\t\t// https://github.com/preactjs/preact/commit/4d339fb803bea09e9f198abf38ca1bf8ea4b7771#diff-54682ce380935a717e41b8bfc54737f6R358\n\t\t\t\t\t\t// In those cases though, even with the value corrected, we're double-rendering all nodes.\n\t\t\t\t\t\t// It might be better to just tell folks not to use force-sync mode.\n\t\t\t\t\t\t// Currently, using `useContext()` in a class component will overwrite its `this.context` value.\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context[contextId] = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\t\t\t\t\t\tsubs.some(enqueueRender);\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\tthis.sub = c => {\n\t\t\t\t\tsubs.push(c);\n\t\t\t\t\tlet old = c.componentWillUnmount;\n\t\t\t\t\tc.componentWillUnmount = () => {\n\t\t\t\t\t\tsubs.splice(subs.indexOf(c), 1);\n\t\t\t\t\t\tif (old) old.call(c);\n\t\t\t\t\t};\n\t\t\t\t};\n\t\t\t}\n\n\t\t\treturn props.children;\n\t\t}\n\t};\n\n\t// Devtools needs access to the context object when it\n\t// encounters a Provider. This is necessary to support\n\t// setting `displayName` on the context object instead\n\t// of on the component itself. See:\n\t// https://reactjs.org/docs/context.html#contextdisplayname\n\n\treturn (context.Provider._contextRef = context.Consumer.contextType = context);\n}\n","export const EMPTY_OBJ = {};\nexport const EMPTY_ARR = [];\nexport const IS_NON_DIMENSIONAL = /acit|ex(?:s|g|n|p|$)|rph|grid|ows|mnc|ntw|ine[ch]|zoo|^ord|itera/i;\n","import { diff, unmount, applyRef } from './index';\nimport { createVNode, Fragment } from '../create-element';\nimport { EMPTY_OBJ, EMPTY_ARR } from '../constants';\nimport { getDomSibling } from '../component';\n\n/**\n * Diff the children of a virtual node\n * @param {import('../internal').PreactElement} parentDom The DOM element whose\n * children are being diffed\n * @param {import('../internal').ComponentChildren[]} renderResult\n * @param {import('../internal').VNode} newParentVNode The new virtual\n * node whose children should be diff'ed against oldParentVNode\n * @param {import('../internal').VNode} oldParentVNode The old virtual\n * node whose children should be diff'ed against newParentVNode\n * @param {object} globalContext The current context object - modified by getChildContext\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').PreactElement} oldDom The current attached DOM\n * element any new dom elements should be placed around. Likely `null` on first\n * render (except when hydrating). Can be a sibling DOM element when diffing\n * Fragments that have siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} isHydrating Whether or not we are in hydration\n */\nexport function diffChildren(\n\tparentDom,\n\trenderResult,\n\tnewParentVNode,\n\toldParentVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating\n) {\n\tlet i, j, oldVNode, childVNode, newDom, firstChildDom, refs;\n\n\t// This is a compression of oldParentVNode!=null && oldParentVNode != EMPTY_OBJ && oldParentVNode._children || EMPTY_ARR\n\t// as EMPTY_OBJ._children should be `undefined`.\n\tlet oldChildren = (oldParentVNode && oldParentVNode._children) || EMPTY_ARR;\n\n\tlet oldChildrenLength = oldChildren.length;\n\n\tnewParentVNode._children = [];\n\tfor (i = 0; i < renderResult.length; i++) {\n\t\tchildVNode = renderResult[i];\n\n\t\tif (childVNode == null || typeof childVNode == 'boolean') {\n\t\t\tchildVNode = newParentVNode._children[i] = null;\n\t\t}\n\t\t// If this newVNode is being reused (e.g.
{reuse}{reuse}
) in the same diff,\n\t\t// or we are rendering a component (e.g. setState) copy the oldVNodes so it can have\n\t\t// it's own DOM & etc. pointers\n\t\telse if (\n\t\t\ttypeof childVNode == 'string' ||\n\t\t\ttypeof childVNode == 'number' ||\n\t\t\t// eslint-disable-next-line valid-typeof\n\t\t\ttypeof childVNode == 'bigint'\n\t\t) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tnull,\n\t\t\t\tchildVNode,\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tchildVNode\n\t\t\t);\n\t\t} else if (Array.isArray(childVNode)) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tFragment,\n\t\t\t\t{ children: childVNode },\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tnull\n\t\t\t);\n\t\t} else if (childVNode._depth > 0) {\n\t\t\t// VNode is already in use, clone it. This can happen in the following\n\t\t\t// scenario:\n\t\t\t// const reuse =
\n\t\t\t//
{reuse}{reuse}
\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tchildVNode.type,\n\t\t\t\tchildVNode.props,\n\t\t\t\tchildVNode.key,\n\t\t\t\tchildVNode.ref ? childVNode.ref : null,\n\t\t\t\tchildVNode._original\n\t\t\t);\n\t\t} else {\n\t\t\tchildVNode = newParentVNode._children[i] = childVNode;\n\t\t}\n\n\t\t// Terser removes the `continue` here and wraps the loop body\n\t\t// in a `if (childVNode) { ... } condition\n\t\tif (childVNode == null) {\n\t\t\tcontinue;\n\t\t}\n\n\t\tchildVNode._parent = newParentVNode;\n\t\tchildVNode._depth = newParentVNode._depth + 1;\n\n\t\t// Check if we find a corresponding element in oldChildren.\n\t\t// If found, delete the array item by setting to `undefined`.\n\t\t// We use `undefined`, as `null` is reserved for empty placeholders\n\t\t// (holes).\n\t\toldVNode = oldChildren[i];\n\n\t\tif (\n\t\t\toldVNode === null ||\n\t\t\t(oldVNode &&\n\t\t\t\tchildVNode.key == oldVNode.key &&\n\t\t\t\tchildVNode.type === oldVNode.type)\n\t\t) {\n\t\t\toldChildren[i] = undefined;\n\t\t} else {\n\t\t\t// Either oldVNode === undefined or oldChildrenLength > 0,\n\t\t\t// so after this loop oldVNode == null or oldVNode is a valid value.\n\t\t\tfor (j = 0; j < oldChildrenLength; j++) {\n\t\t\t\toldVNode = oldChildren[j];\n\t\t\t\t// If childVNode is unkeyed, we only match similarly unkeyed nodes, otherwise we match by key.\n\t\t\t\t// We always match by type (in either case).\n\t\t\t\tif (\n\t\t\t\t\toldVNode &&\n\t\t\t\t\tchildVNode.key == oldVNode.key &&\n\t\t\t\t\tchildVNode.type === oldVNode.type\n\t\t\t\t) {\n\t\t\t\t\toldChildren[j] = undefined;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t\toldVNode = null;\n\t\t\t}\n\t\t}\n\n\t\toldVNode = oldVNode || EMPTY_OBJ;\n\n\t\t// Morph the old element into the new one, but don't append it to the dom yet\n\t\tdiff(\n\t\t\tparentDom,\n\t\t\tchildVNode,\n\t\t\toldVNode,\n\t\t\tglobalContext,\n\t\t\tisSvg,\n\t\t\texcessDomChildren,\n\t\t\tcommitQueue,\n\t\t\toldDom,\n\t\t\tisHydrating\n\t\t);\n\n\t\tnewDom = childVNode._dom;\n\n\t\tif ((j = childVNode.ref) && oldVNode.ref != j) {\n\t\t\tif (!refs) refs = [];\n\t\t\tif (oldVNode.ref) refs.push(oldVNode.ref, null, childVNode);\n\t\t\trefs.push(j, childVNode._component || newDom, childVNode);\n\t\t}\n\n\t\tif (newDom != null) {\n\t\t\tif (firstChildDom == null) {\n\t\t\t\tfirstChildDom = newDom;\n\t\t\t}\n\n\t\t\tif (\n\t\t\t\ttypeof childVNode.type == 'function' &&\n\t\t\t\tchildVNode._children === oldVNode._children\n\t\t\t) {\n\t\t\t\tchildVNode._nextDom = oldDom = reorderChildren(\n\t\t\t\t\tchildVNode,\n\t\t\t\t\toldDom,\n\t\t\t\t\tparentDom\n\t\t\t\t);\n\t\t\t} else {\n\t\t\t\toldDom = placeChild(\n\t\t\t\t\tparentDom,\n\t\t\t\t\tchildVNode,\n\t\t\t\t\toldVNode,\n\t\t\t\t\toldChildren,\n\t\t\t\t\tnewDom,\n\t\t\t\t\toldDom\n\t\t\t\t);\n\t\t\t}\n\n\t\t\tif (typeof newParentVNode.type == 'function') {\n\t\t\t\t// Because the newParentVNode is Fragment-like, we need to set it's\n\t\t\t\t// _nextDom property to the nextSibling of its last child DOM node.\n\t\t\t\t//\n\t\t\t\t// `oldDom` contains the correct value here because if the last child\n\t\t\t\t// is a Fragment-like, then oldDom has already been set to that child's _nextDom.\n\t\t\t\t// If the last child is a DOM VNode, then oldDom will be set to that DOM\n\t\t\t\t// node's nextSibling.\n\t\t\t\tnewParentVNode._nextDom = oldDom;\n\t\t\t}\n\t\t} else if (\n\t\t\toldDom &&\n\t\t\toldVNode._dom == oldDom &&\n\t\t\toldDom.parentNode != parentDom\n\t\t) {\n\t\t\t// The above condition is to handle null placeholders. See test in placeholder.test.js:\n\t\t\t// `efficiently replace null placeholders in parent rerenders`\n\t\t\toldDom = getDomSibling(oldVNode);\n\t\t}\n\t}\n\n\tnewParentVNode._dom = firstChildDom;\n\n\t// Remove remaining oldChildren if there are any.\n\tfor (i = oldChildrenLength; i--; ) {\n\t\tif (oldChildren[i] != null) {\n\t\t\tif (\n\t\t\t\ttypeof newParentVNode.type == 'function' &&\n\t\t\t\toldChildren[i]._dom != null &&\n\t\t\t\toldChildren[i]._dom == newParentVNode._nextDom\n\t\t\t) {\n\t\t\t\t// If the newParentVNode.__nextDom points to a dom node that is about to\n\t\t\t\t// be unmounted, then get the next sibling of that vnode and set\n\t\t\t\t// _nextDom to it\n\t\t\t\tnewParentVNode._nextDom = getLastDom(oldParentVNode).nextSibling;\n\t\t\t}\n\n\t\t\tunmount(oldChildren[i], oldChildren[i]);\n\t\t}\n\t}\n\n\t// Set refs only after unmount\n\tif (refs) {\n\t\tfor (i = 0; i < refs.length; i++) {\n\t\t\tapplyRef(refs[i], refs[++i], refs[++i]);\n\t\t}\n\t}\n}\n\nfunction reorderChildren(childVNode, oldDom, parentDom) {\n\t// Note: VNodes in nested suspended trees may be missing _children.\n\tlet c = childVNode._children;\n\tlet tmp = 0;\n\tfor (; c && tmp < c.length; tmp++) {\n\t\tlet vnode = c[tmp];\n\t\tif (vnode) {\n\t\t\t// We typically enter this code path on sCU bailout, where we copy\n\t\t\t// oldVNode._children to newVNode._children. If that is the case, we need\n\t\t\t// to update the old children's _parent pointer to point to the newVNode\n\t\t\t// (childVNode here).\n\t\t\tvnode._parent = childVNode;\n\n\t\t\tif (typeof vnode.type == 'function') {\n\t\t\t\toldDom = reorderChildren(vnode, oldDom, parentDom);\n\t\t\t} else {\n\t\t\t\toldDom = placeChild(parentDom, vnode, vnode, c, vnode._dom, oldDom);\n\t\t\t}\n\t\t}\n\t}\n\n\treturn oldDom;\n}\n\n/**\n * Flatten and loop through the children of a virtual node\n * @param {import('../index').ComponentChildren} children The unflattened\n * children of a virtual node\n * @returns {import('../internal').VNode[]}\n */\nexport function toChildArray(children, out) {\n\tout = out || [];\n\tif (children == null || typeof children == 'boolean') {\n\t} else if (Array.isArray(children)) {\n\t\tchildren.some(child => {\n\t\t\ttoChildArray(child, out);\n\t\t});\n\t} else {\n\t\tout.push(children);\n\t}\n\treturn out;\n}\n\nfunction placeChild(\n\tparentDom,\n\tchildVNode,\n\toldVNode,\n\toldChildren,\n\tnewDom,\n\toldDom\n) {\n\tlet nextDom;\n\tif (childVNode._nextDom !== undefined) {\n\t\t// Only Fragments or components that return Fragment like VNodes will\n\t\t// have a non-undefined _nextDom. Continue the diff from the sibling\n\t\t// of last DOM child of this child VNode\n\t\tnextDom = childVNode._nextDom;\n\n\t\t// Eagerly cleanup _nextDom. We don't need to persist the value because\n\t\t// it is only used by `diffChildren` to determine where to resume the diff after\n\t\t// diffing Components and Fragments. Once we store it the nextDOM local var, we\n\t\t// can clean up the property\n\t\tchildVNode._nextDom = undefined;\n\t} else if (\n\t\toldVNode == null ||\n\t\tnewDom != oldDom ||\n\t\tnewDom.parentNode == null\n\t) {\n\t\touter: if (oldDom == null || oldDom.parentNode !== parentDom) {\n\t\t\tparentDom.appendChild(newDom);\n\t\t\tnextDom = null;\n\t\t} else {\n\t\t\t// `j= 0; i--) {\n\t\t\tlet child = vnode._children[i];\n\t\t\tif (child) {\n\t\t\t\tlet lastDom = getLastDom(child);\n\t\t\t\tif (lastDom) {\n\t\t\t\t\treturn lastDom;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\treturn null;\n}\n","import { EMPTY_OBJ } from '../constants';\nimport { Component, getDomSibling } from '../component';\nimport { Fragment } from '../create-element';\nimport { diffChildren } from './children';\nimport { diffProps, setProperty } from './props';\nimport { assign, removeNode, slice } from '../util';\nimport options from '../options';\n\n/**\n * Diff two virtual nodes and apply proper changes to the DOM\n * @param {import('../internal').PreactElement} parentDom The parent of the DOM element\n * @param {import('../internal').VNode} newVNode The new virtual node\n * @param {import('../internal').VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object. Modified by getChildContext\n * @param {boolean} isSvg Whether or not this element is an SVG node\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').PreactElement} oldDom The current attached DOM\n * element any new dom elements should be placed around. Likely `null` on first\n * render (except when hydrating). Can be a sibling DOM element when diffing\n * Fragments that have siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} [isHydrating] Whether or not we are in hydration\n */\nexport function diff(\n\tparentDom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating\n) {\n\tlet tmp,\n\t\tnewType = newVNode.type;\n\n\t// When passing through createElement it assigns the object\n\t// constructor as undefined. This to prevent JSON-injection.\n\tif (newVNode.constructor !== undefined) return null;\n\n\t// If the previous diff bailed out, resume creating/hydrating.\n\tif (oldVNode._hydrating != null) {\n\t\tisHydrating = oldVNode._hydrating;\n\t\toldDom = newVNode._dom = oldVNode._dom;\n\t\t// if we resume, we want the tree to be \"unlocked\"\n\t\tnewVNode._hydrating = null;\n\t\texcessDomChildren = [oldDom];\n\t}\n\n\tif ((tmp = options._diff)) tmp(newVNode);\n\n\ttry {\n\t\touter: if (typeof newType == 'function') {\n\t\t\tlet c, isNew, oldProps, oldState, snapshot, clearProcessingException;\n\t\t\tlet newProps = newVNode.props;\n\n\t\t\t// Necessary for createContext api. Setting this property will pass\n\t\t\t// the context value as `this.context` just for this component.\n\t\t\ttmp = newType.contextType;\n\t\t\tlet provider = tmp && globalContext[tmp._id];\n\t\t\tlet componentContext = tmp\n\t\t\t\t? provider\n\t\t\t\t\t? provider.props.value\n\t\t\t\t\t: tmp._defaultValue\n\t\t\t\t: globalContext;\n\n\t\t\t// Get component and set it to `c`\n\t\t\tif (oldVNode._component) {\n\t\t\t\tc = newVNode._component = oldVNode._component;\n\t\t\t\tclearProcessingException = c._processingException = c._pendingError;\n\t\t\t} else {\n\t\t\t\t// Instantiate the new component\n\t\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\t\t// @ts-ignore The check above verifies that newType is suppose to be constructed\n\t\t\t\t\tnewVNode._component = c = new newType(newProps, componentContext); // eslint-disable-line new-cap\n\t\t\t\t} else {\n\t\t\t\t\t// @ts-ignore Trust me, Component implements the interface we want\n\t\t\t\t\tnewVNode._component = c = new Component(newProps, componentContext);\n\t\t\t\t\tc.constructor = newType;\n\t\t\t\t\tc.render = doRender;\n\t\t\t\t}\n\t\t\t\tif (provider) provider.sub(c);\n\n\t\t\t\tc.props = newProps;\n\t\t\t\tif (!c.state) c.state = {};\n\t\t\t\tc.context = componentContext;\n\t\t\t\tc._globalContext = globalContext;\n\t\t\t\tisNew = c._dirty = true;\n\t\t\t\tc._renderCallbacks = [];\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t}\n\n\t\t\t// Invoke getDerivedStateFromProps\n\t\t\tif (c._nextState == null) {\n\t\t\t\tc._nextState = c.state;\n\t\t\t}\n\n\t\t\tif (newType.getDerivedStateFromProps != null) {\n\t\t\t\tif (c._nextState == c.state) {\n\t\t\t\t\tc._nextState = assign({}, c._nextState);\n\t\t\t\t}\n\n\t\t\t\tassign(\n\t\t\t\t\tc._nextState,\n\t\t\t\t\tnewType.getDerivedStateFromProps(newProps, c._nextState)\n\t\t\t\t);\n\t\t\t}\n\n\t\t\toldProps = c.props;\n\t\t\toldState = c.state;\n\t\t\tc._vnode = newVNode;\n\n\t\t\t// Invoke pre-render lifecycle methods\n\t\t\tif (isNew) {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tc.componentWillMount != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillMount();\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidMount != null) {\n\t\t\t\t\tc._renderCallbacks.push(c.componentDidMount);\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tnewProps !== oldProps &&\n\t\t\t\t\tc.componentWillReceiveProps != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillReceiveProps(newProps, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (\n\t\t\t\t\t(!c._force &&\n\t\t\t\t\t\tc.shouldComponentUpdate != null &&\n\t\t\t\t\t\tc.shouldComponentUpdate(\n\t\t\t\t\t\t\tnewProps,\n\t\t\t\t\t\t\tc._nextState,\n\t\t\t\t\t\t\tcomponentContext\n\t\t\t\t\t\t) === false) ||\n\t\t\t\t\tnewVNode._original === oldVNode._original\n\t\t\t\t) {\n\t\t\t\t\t// More info about this here: https://gist.github.com/JoviDeCroock/bec5f2ce93544d2e6070ef8e0036e4e8\n\t\t\t\t\tif (newVNode._original !== oldVNode._original) {\n\t\t\t\t\t\t// When we are dealing with a bail because of sCU we have to update\n\t\t\t\t\t\t// the props, state and dirty-state.\n\t\t\t\t\t\t// when we are dealing with strict-equality we don't as the child could still\n\t\t\t\t\t\t// be dirtied see #3883\n\t\t\t\t\t\tc.props = newProps;\n\t\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t\t\tc._dirty = false;\n\t\t\t\t\t}\n\t\t\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t\t\t\tnewVNode._children = oldVNode._children;\n\t\t\t\t\tnewVNode._children.forEach(vnode => {\n\t\t\t\t\t\tif (vnode) vnode._parent = newVNode;\n\t\t\t\t\t});\n\n\t\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t\t}\n\t\t\t\t\tc._stateCallbacks = [];\n\n\t\t\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\t\t\tcommitQueue.push(c);\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak outer;\n\t\t\t\t}\n\n\t\t\t\tif (c.componentWillUpdate != null) {\n\t\t\t\t\tc.componentWillUpdate(newProps, c._nextState, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidUpdate != null) {\n\t\t\t\t\tc._renderCallbacks.push(() => {\n\t\t\t\t\t\tc.componentDidUpdate(oldProps, oldState, snapshot);\n\t\t\t\t\t});\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tc.context = componentContext;\n\t\t\tc.props = newProps;\n\t\t\tc._parentDom = parentDom;\n\n\t\t\tlet renderHook = options._render,\n\t\t\t\tcount = 0;\n\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\tc.state = c._nextState;\n\t\t\t\tc._dirty = false;\n\n\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t}\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t} else {\n\t\t\t\tdo {\n\t\t\t\t\tc._dirty = false;\n\t\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\t\t// Handle setState called in render, see #2553\n\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t} while (c._dirty && ++count < 25);\n\t\t\t}\n\n\t\t\t// Handle setState called in render, see #2553\n\t\t\tc.state = c._nextState;\n\n\t\t\tif (c.getChildContext != null) {\n\t\t\t\tglobalContext = assign(assign({}, globalContext), c.getChildContext());\n\t\t\t}\n\n\t\t\tif (!isNew && c.getSnapshotBeforeUpdate != null) {\n\t\t\t\tsnapshot = c.getSnapshotBeforeUpdate(oldProps, oldState);\n\t\t\t}\n\n\t\t\tlet isTopLevelFragment =\n\t\t\t\ttmp != null && tmp.type === Fragment && tmp.key == null;\n\t\t\tlet renderResult = isTopLevelFragment ? tmp.props.children : tmp;\n\n\t\t\tdiffChildren(\n\t\t\t\tparentDom,\n\t\t\t\tArray.isArray(renderResult) ? renderResult : [renderResult],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\toldDom,\n\t\t\t\tisHydrating\n\t\t\t);\n\n\t\t\tc.base = newVNode._dom;\n\n\t\t\t// We successfully rendered this VNode, unset any stored hydration/bailout state:\n\t\t\tnewVNode._hydrating = null;\n\n\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\tcommitQueue.push(c);\n\t\t\t}\n\n\t\t\tif (clearProcessingException) {\n\t\t\t\tc._pendingError = c._processingException = null;\n\t\t\t}\n\n\t\t\tc._force = false;\n\t\t} else if (\n\t\t\texcessDomChildren == null &&\n\t\t\tnewVNode._original === oldVNode._original\n\t\t) {\n\t\t\tnewVNode._children = oldVNode._children;\n\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t} else {\n\t\t\tnewVNode._dom = diffElementNodes(\n\t\t\t\toldVNode._dom,\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\tisHydrating\n\t\t\t);\n\t\t}\n\n\t\tif ((tmp = options.diffed)) tmp(newVNode);\n\t} catch (e) {\n\t\tnewVNode._original = null;\n\t\t// if hydrating or creating initial tree, bailout preserves DOM:\n\t\tif (isHydrating || excessDomChildren != null) {\n\t\t\tnewVNode._dom = oldDom;\n\t\t\tnewVNode._hydrating = !!isHydrating;\n\t\t\texcessDomChildren[excessDomChildren.indexOf(oldDom)] = null;\n\t\t\t// ^ could possibly be simplified to:\n\t\t\t// excessDomChildren.length = 0;\n\t\t}\n\t\toptions._catchError(e, newVNode, oldVNode);\n\t}\n}\n\n/**\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').VNode} root\n */\nexport function commitRoot(commitQueue, root) {\n\tif (options._commit) options._commit(root, commitQueue);\n\n\tcommitQueue.some(c => {\n\t\ttry {\n\t\t\t// @ts-ignore Reuse the commitQueue variable here so the type changes\n\t\t\tcommitQueue = c._renderCallbacks;\n\t\t\tc._renderCallbacks = [];\n\t\t\tcommitQueue.some(cb => {\n\t\t\t\t// @ts-ignore See above ts-ignore on commitQueue\n\t\t\t\tcb.call(c);\n\t\t\t});\n\t\t} catch (e) {\n\t\t\toptions._catchError(e, c._vnode);\n\t\t}\n\t});\n}\n\n/**\n * Diff two virtual nodes representing DOM element\n * @param {import('../internal').PreactElement} dom The DOM element representing\n * the virtual nodes being diffed\n * @param {import('../internal').VNode} newVNode The new virtual node\n * @param {import('../internal').VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node\n * @param {*} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {boolean} isHydrating Whether or not we are in hydration\n * @returns {import('../internal').PreactElement}\n */\nfunction diffElementNodes(\n\tdom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\tisHydrating\n) {\n\tlet oldProps = oldVNode.props;\n\tlet newProps = newVNode.props;\n\tlet nodeType = newVNode.type;\n\tlet i = 0;\n\n\t// Tracks entering and exiting SVG namespace when descending through the tree.\n\tif (nodeType === 'svg') isSvg = true;\n\n\tif (excessDomChildren != null) {\n\t\tfor (; i < excessDomChildren.length; i++) {\n\t\t\tconst child = excessDomChildren[i];\n\n\t\t\t// if newVNode matches an element in excessDomChildren or the `dom`\n\t\t\t// argument matches an element in excessDomChildren, remove it from\n\t\t\t// excessDomChildren so it isn't later removed in diffChildren\n\t\t\tif (\n\t\t\t\tchild &&\n\t\t\t\t'setAttribute' in child === !!nodeType &&\n\t\t\t\t(nodeType ? child.localName === nodeType : child.nodeType === 3)\n\t\t\t) {\n\t\t\t\tdom = child;\n\t\t\t\texcessDomChildren[i] = null;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n\n\tif (dom == null) {\n\t\tif (nodeType === null) {\n\t\t\t// @ts-ignore createTextNode returns Text, we expect PreactElement\n\t\t\treturn document.createTextNode(newProps);\n\t\t}\n\n\t\tif (isSvg) {\n\t\t\tdom = document.createElementNS(\n\t\t\t\t'http://www.w3.org/2000/svg',\n\t\t\t\t// @ts-ignore We know `newVNode.type` is a string\n\t\t\t\tnodeType\n\t\t\t);\n\t\t} else {\n\t\t\tdom = document.createElement(\n\t\t\t\t// @ts-ignore We know `newVNode.type` is a string\n\t\t\t\tnodeType,\n\t\t\t\tnewProps.is && newProps\n\t\t\t);\n\t\t}\n\n\t\t// we created a new parent, so none of the previously attached children can be reused:\n\t\texcessDomChildren = null;\n\t\t// we are creating a new node, so we can assume this is a new subtree (in case we are hydrating), this deopts the hydrate\n\t\tisHydrating = false;\n\t}\n\n\tif (nodeType === null) {\n\t\t// During hydration, we still have to split merged text from SSR'd HTML.\n\t\tif (oldProps !== newProps && (!isHydrating || dom.data !== newProps)) {\n\t\t\tdom.data = newProps;\n\t\t}\n\t} else {\n\t\t// If excessDomChildren was not null, repopulate it with the current element's children:\n\t\texcessDomChildren = excessDomChildren && slice.call(dom.childNodes);\n\n\t\toldProps = oldVNode.props || EMPTY_OBJ;\n\n\t\tlet oldHtml = oldProps.dangerouslySetInnerHTML;\n\t\tlet newHtml = newProps.dangerouslySetInnerHTML;\n\n\t\t// During hydration, props are not diffed at all (including dangerouslySetInnerHTML)\n\t\t// @TODO we should warn in debug mode when props don't match here.\n\t\tif (!isHydrating) {\n\t\t\t// But, if we are in a situation where we are using existing DOM (e.g. replaceNode)\n\t\t\t// we should read the existing DOM attributes to diff them\n\t\t\tif (excessDomChildren != null) {\n\t\t\t\toldProps = {};\n\t\t\t\tfor (i = 0; i < dom.attributes.length; i++) {\n\t\t\t\t\toldProps[dom.attributes[i].name] = dom.attributes[i].value;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (newHtml || oldHtml) {\n\t\t\t\t// Avoid re-applying the same '__html' if it did not changed between re-render\n\t\t\t\tif (\n\t\t\t\t\t!newHtml ||\n\t\t\t\t\t((!oldHtml || newHtml.__html != oldHtml.__html) &&\n\t\t\t\t\t\tnewHtml.__html !== dom.innerHTML)\n\t\t\t\t) {\n\t\t\t\t\tdom.innerHTML = (newHtml && newHtml.__html) || '';\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tdiffProps(dom, newProps, oldProps, isSvg, isHydrating);\n\n\t\t// If the new vnode didn't have dangerouslySetInnerHTML, diff its children\n\t\tif (newHtml) {\n\t\t\tnewVNode._children = [];\n\t\t} else {\n\t\t\ti = newVNode.props.children;\n\t\t\tdiffChildren(\n\t\t\t\tdom,\n\t\t\t\tArray.isArray(i) ? i : [i],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg && nodeType !== 'foreignObject',\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\texcessDomChildren\n\t\t\t\t\t? excessDomChildren[0]\n\t\t\t\t\t: oldVNode._children && getDomSibling(oldVNode, 0),\n\t\t\t\tisHydrating\n\t\t\t);\n\n\t\t\t// Remove children that are not part of any vnode.\n\t\t\tif (excessDomChildren != null) {\n\t\t\t\tfor (i = excessDomChildren.length; i--; ) {\n\t\t\t\t\tif (excessDomChildren[i] != null) removeNode(excessDomChildren[i]);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// (as above, don't diff props during hydration)\n\t\tif (!isHydrating) {\n\t\t\tif (\n\t\t\t\t'value' in newProps &&\n\t\t\t\t(i = newProps.value) !== undefined &&\n\t\t\t\t// #2756 For the -element the initial value is 0,\n\t\t\t\t// despite the attribute not being present. When the attribute\n\t\t\t\t// is missing the progress bar is treated as indeterminate.\n\t\t\t\t// To fix that we'll always update it when it is 0 for progress elements\n\t\t\t\t(i !== dom.value ||\n\t\t\t\t\t(nodeType === 'progress' && !i) ||\n\t\t\t\t\t// This is only for IE 11 to fix value not being updated.\n\t\t\t\t\t// To avoid a stale select value we need to set the option.value\n\t\t\t\t\t// again, which triggers IE11 to re-evaluate the select value\n\t\t\t\t\t(nodeType === 'option' && i !== oldProps.value))\n\t\t\t) {\n\t\t\t\tsetProperty(dom, 'value', i, oldProps.value, false);\n\t\t\t}\n\t\t\tif (\n\t\t\t\t'checked' in newProps &&\n\t\t\t\t(i = newProps.checked) !== undefined &&\n\t\t\t\ti !== dom.checked\n\t\t\t) {\n\t\t\t\tsetProperty(dom, 'checked', i, oldProps.checked, false);\n\t\t\t}\n\t\t}\n\t}\n\n\treturn dom;\n}\n\n/**\n * Invoke or update a ref, depending on whether it is a function or object ref.\n * @param {object|function} ref\n * @param {any} value\n * @param {import('../internal').VNode} vnode\n */\nexport function applyRef(ref, value, vnode) {\n\ttry {\n\t\tif (typeof ref == 'function') ref(value);\n\t\telse ref.current = value;\n\t} catch (e) {\n\t\toptions._catchError(e, vnode);\n\t}\n}\n\n/**\n * Unmount a virtual node from the tree and apply DOM changes\n * @param {import('../internal').VNode} vnode The virtual node to unmount\n * @param {import('../internal').VNode} parentVNode The parent of the VNode that\n * initiated the unmount\n * @param {boolean} [skipRemove] Flag that indicates that a parent node of the\n * current element is already detached from the DOM.\n */\nexport function unmount(vnode, parentVNode, skipRemove) {\n\tlet r;\n\tif (options.unmount) options.unmount(vnode);\n\n\tif ((r = vnode.ref)) {\n\t\tif (!r.current || r.current === vnode._dom) {\n\t\t\tapplyRef(r, null, parentVNode);\n\t\t}\n\t}\n\n\tif ((r = vnode._component) != null) {\n\t\tif (r.componentWillUnmount) {\n\t\t\ttry {\n\t\t\t\tr.componentWillUnmount();\n\t\t\t} catch (e) {\n\t\t\t\toptions._catchError(e, parentVNode);\n\t\t\t}\n\t\t}\n\n\t\tr.base = r._parentDom = null;\n\t\tvnode._component = undefined;\n\t}\n\n\tif ((r = vnode._children)) {\n\t\tfor (let i = 0; i < r.length; i++) {\n\t\t\tif (r[i]) {\n\t\t\t\tunmount(\n\t\t\t\t\tr[i],\n\t\t\t\t\tparentVNode,\n\t\t\t\t\tskipRemove || typeof vnode.type !== 'function'\n\t\t\t\t);\n\t\t\t}\n\t\t}\n\t}\n\n\tif (!skipRemove && vnode._dom != null) {\n\t\tremoveNode(vnode._dom);\n\t}\n\n\t// Must be set to `undefined` to properly clean up `_nextDom`\n\t// for which `null` is a valid value. See comment in `create-element.js`\n\tvnode._parent = vnode._dom = vnode._nextDom = undefined;\n}\n\n/** The `.render()` method for a PFC backing instance. */\nfunction doRender(props, state, context) {\n\treturn this.constructor(props, context);\n}\n","import { EMPTY_OBJ } from './constants';\nimport { commitRoot, diff } from './diff/index';\nimport { createElement, Fragment } from './create-element';\nimport options from './options';\nimport { slice } from './util';\n\n/**\n * Render a Preact virtual node into a DOM element\n * @param {import('./internal').ComponentChild} vnode The virtual node to render\n * @param {import('./internal').PreactElement} parentDom The DOM element to\n * render into\n * @param {import('./internal').PreactElement | object} [replaceNode] Optional: Attempt to re-use an\n * existing DOM tree rooted at `replaceNode`\n */\nexport function render(vnode, parentDom, replaceNode) {\n\tif (options._root) options._root(vnode, parentDom);\n\n\t// We abuse the `replaceNode` parameter in `hydrate()` to signal if we are in\n\t// hydration mode or not by passing the `hydrate` function instead of a DOM\n\t// element..\n\tlet isHydrating = typeof replaceNode === 'function';\n\n\t// To be able to support calling `render()` multiple times on the same\n\t// DOM node, we need to obtain a reference to the previous tree. We do\n\t// this by assigning a new `_children` property to DOM nodes which points\n\t// to the last rendered tree. By default this property is not present, which\n\t// means that we are mounting a new tree for the first time.\n\tlet oldVNode = isHydrating\n\t\t? null\n\t\t: (replaceNode && replaceNode._children) || parentDom._children;\n\n\tvnode = (\n\t\t(!isHydrating && replaceNode) ||\n\t\tparentDom\n\t)._children = createElement(Fragment, null, [vnode]);\n\n\t// List of effects that need to be called after diffing.\n\tlet commitQueue = [];\n\tdiff(\n\t\tparentDom,\n\t\t// Determine the new vnode tree and store it on the DOM element on\n\t\t// our custom `_children` property.\n\t\tvnode,\n\t\toldVNode || EMPTY_OBJ,\n\t\tEMPTY_OBJ,\n\t\tparentDom.ownerSVGElement !== undefined,\n\t\t!isHydrating && replaceNode\n\t\t\t? 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+{"version":3,"file":"preact.min.module.js","sources":["../src/util.js","../src/options.js","../src/create-element.js","../src/diff/props.js","../src/component.js","../src/create-context.js","../src/constants.js","../src/diff/children.js","../src/diff/index.js","../src/render.js","../src/diff/catch-error.js","../src/clone-element.js","../src/cjs.js"],"sourcesContent":["import { EMPTY_ARR } from \"./constants\";\n\n/**\n * Assign properties from `props` to `obj`\n * @template O, P The obj and props types\n * @param {O} obj The object to copy properties to\n * @param {P} props The object to copy properties from\n * @returns {O & P}\n */\nexport function assign(obj, props) {\n\t// @ts-ignore We change the type of `obj` to be `O & P`\n\tfor (let i in props) obj[i] = props[i];\n\treturn /** @type {O & P} */ (obj);\n}\n\n/**\n * Remove a child node from its parent if attached. This is a workaround for\n * IE11 which doesn't support `Element.prototype.remove()`. Using this function\n * is smaller than including a dedicated polyfill.\n * @param {Node} node The node to remove\n */\nexport function removeNode(node) {\n\tlet parentNode = node.parentNode;\n\tif (parentNode) parentNode.removeChild(node);\n}\n\nexport const slice = EMPTY_ARR.slice;\n","import { _catchError } from './diff/catch-error';\n\n/**\n * The `option` object can potentially contain callback functions\n * that are called during various stages of our renderer. This is the\n * foundation on which all our addons like `preact/debug`, `preact/compat`,\n * and `preact/hooks` are based on. See the `Options` type in `internal.d.ts`\n * for a full list of available option hooks (most editors/IDEs allow you to\n * ctrl+click or cmd+click on mac the type definition below).\n * @type {import('./internal').Options}\n */\nconst options = {\n\t_catchError\n};\n\nexport default options;\n","import { slice } from './util';\nimport options from './options';\n\nlet vnodeId = 0;\n\n/**\n * Create an virtual node (used for JSX)\n * @param {import('./internal').VNode[\"type\"]} type The node name or Component\n * constructor for this virtual node\n * @param {object | null | undefined} [props] The properties of the virtual node\n * @param {Array} [children] The children of the virtual node\n * @returns {import('./internal').VNode}\n */\nexport function createElement(type, props, children) {\n\tlet normalizedProps = {},\n\t\tkey,\n\t\tref,\n\t\ti;\n\tfor (i in props) {\n\t\tif (i == 'key') key = props[i];\n\t\telse if (i == 'ref') ref = props[i];\n\t\telse normalizedProps[i] = props[i];\n\t}\n\n\tif (arguments.length > 2) {\n\t\tnormalizedProps.children =\n\t\t\targuments.length > 3 ? slice.call(arguments, 2) : children;\n\t}\n\n\t// If a Component VNode, check for and apply defaultProps\n\t// Note: type may be undefined in development, must never error here.\n\tif (typeof type == 'function' && type.defaultProps != null) {\n\t\tfor (i in type.defaultProps) {\n\t\t\tif (normalizedProps[i] === undefined) {\n\t\t\t\tnormalizedProps[i] = type.defaultProps[i];\n\t\t\t}\n\t\t}\n\t}\n\n\treturn createVNode(type, normalizedProps, key, ref, null);\n}\n\n/**\n * Create a VNode (used internally by Preact)\n * @param {import('./internal').VNode[\"type\"]} type The node name or Component\n * Constructor for this virtual node\n * @param {object | string | number | null} props The properties of this virtual node.\n * If this virtual node represents a text node, this is the text of the node (string or number).\n * @param {string | number | null} key The key for this virtual node, used when\n * diffing it against its children\n * @param {import('./internal').VNode[\"ref\"]} ref The ref property that will\n * receive a reference to its created child\n * @returns {import('./internal').VNode}\n */\nexport function createVNode(type, props, key, ref, original) {\n\t// V8 seems to be better at detecting type shapes if the object is allocated from the same call site\n\t// Do not inline into createElement and coerceToVNode!\n\tconst vnode = {\n\t\ttype,\n\t\tprops,\n\t\tkey,\n\t\tref,\n\t\t_children: null,\n\t\t_parent: null,\n\t\t_depth: 0,\n\t\t_dom: null,\n\t\t// _nextDom must be initialized to undefined b/c it will eventually\n\t\t// be set to dom.nextSibling which can return `null` and it is important\n\t\t// to be able to distinguish between an uninitialized _nextDom and\n\t\t// a _nextDom that has been set to `null`\n\t\t_nextDom: undefined,\n\t\t_component: null,\n\t\t_hydrating: null,\n\t\tconstructor: undefined,\n\t\t_original: original == null ? ++vnodeId : original\n\t};\n\n\t// Only invoke the vnode hook if this was *not* a direct copy:\n\tif (original == null && options.vnode != null) options.vnode(vnode);\n\n\treturn vnode;\n}\n\nexport function createRef() {\n\treturn { current: null };\n}\n\nexport function Fragment(props) {\n\treturn props.children;\n}\n\n/**\n * Check if a the argument is a valid Preact VNode.\n * @param {*} vnode\n * @returns {vnode is import('./internal').VNode}\n */\nexport const isValidElement = vnode =>\n\tvnode != null && vnode.constructor === undefined;\n","import { IS_NON_DIMENSIONAL } from '../constants';\nimport options from '../options';\n\n/**\n * Diff the old and new properties of a VNode and apply changes to the DOM node\n * @param {import('../internal').PreactElement} dom The DOM node to apply\n * changes to\n * @param {object} newProps The new props\n * @param {object} oldProps The old props\n * @param {boolean} isSvg Whether or not this node is an SVG node\n * @param {boolean} hydrate Whether or not we are in hydration mode\n */\nexport function diffProps(dom, newProps, oldProps, isSvg, hydrate) {\n\tlet i;\n\n\tfor (i in oldProps) {\n\t\tif (i !== 'children' && i !== 'key' && !(i in newProps)) {\n\t\t\tsetProperty(dom, i, null, oldProps[i], isSvg);\n\t\t}\n\t}\n\n\tfor (i in newProps) {\n\t\tif (\n\t\t\t(!hydrate || typeof newProps[i] == 'function') &&\n\t\t\ti !== 'children' &&\n\t\t\ti !== 'key' &&\n\t\t\ti !== 'value' &&\n\t\t\ti !== 'checked' &&\n\t\t\toldProps[i] !== newProps[i]\n\t\t) {\n\t\t\tsetProperty(dom, i, newProps[i], oldProps[i], isSvg);\n\t\t}\n\t}\n}\n\nfunction setStyle(style, key, value) {\n\tif (key[0] === '-') {\n\t\tstyle.setProperty(key, value == null ? '' : value);\n\t} else if (value == null) {\n\t\tstyle[key] = '';\n\t} else if (typeof value != 'number' || IS_NON_DIMENSIONAL.test(key)) {\n\t\tstyle[key] = value;\n\t} else {\n\t\tstyle[key] = value + 'px';\n\t}\n}\n\n/**\n * Set a property value on a DOM node\n * @param {import('../internal').PreactElement} dom The DOM node to modify\n * @param {string} name The name of the property to set\n * @param {*} value The value to set the property to\n * @param {*} oldValue The old value the property had\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node or not\n */\nexport function setProperty(dom, name, value, oldValue, isSvg) {\n\tlet useCapture;\n\n\to: if (name === 'style') {\n\t\tif (typeof value == 'string') {\n\t\t\tdom.style.cssText = value;\n\t\t} else {\n\t\t\tif (typeof oldValue == 'string') {\n\t\t\t\tdom.style.cssText = oldValue = '';\n\t\t\t}\n\n\t\t\tif (oldValue) {\n\t\t\t\tfor (name in oldValue) {\n\t\t\t\t\tif (!(value && name in value)) {\n\t\t\t\t\t\tsetStyle(dom.style, name, '');\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (value) {\n\t\t\t\tfor (name in value) {\n\t\t\t\t\tif (!oldValue || value[name] !== oldValue[name]) {\n\t\t\t\t\t\tsetStyle(dom.style, name, value[name]);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\t// Benchmark for comparison: https://esbench.com/bench/574c954bdb965b9a00965ac6\n\telse if (name[0] === 'o' && name[1] === 'n') {\n\t\tuseCapture = name !== (name = name.replace(/Capture$/, ''));\n\n\t\t// Infer correct casing for DOM built-in events:\n\t\tif (name.toLowerCase() in dom) name = name.toLowerCase().slice(2);\n\t\telse name = name.slice(2);\n\n\t\tif (!dom._listeners) dom._listeners = {};\n\t\tdom._listeners[name + useCapture] = value;\n\n\t\tif (value) {\n\t\t\tif (!oldValue) {\n\t\t\t\tconst handler = useCapture ? eventProxyCapture : eventProxy;\n\t\t\t\tdom.addEventListener(name, handler, useCapture);\n\t\t\t}\n\t\t} else {\n\t\t\tconst handler = useCapture ? eventProxyCapture : eventProxy;\n\t\t\tdom.removeEventListener(name, handler, useCapture);\n\t\t}\n\t} else if (name !== 'dangerouslySetInnerHTML') {\n\t\tif (isSvg) {\n\t\t\t// Normalize incorrect prop usage for SVG:\n\t\t\t// - xlink:href / xlinkHref --> href (xlink:href was removed from SVG and isn't needed)\n\t\t\t// - className --> class\n\t\t\tname = name.replace(/xlink(H|:h)/, 'h').replace(/sName$/, 's');\n\t\t} else if (\n\t\t\tname !== 'href' &&\n\t\t\tname !== 'list' &&\n\t\t\tname !== 'form' &&\n\t\t\t// Default value in browsers is `-1` and an empty string is\n\t\t\t// cast to `0` instead\n\t\t\tname !== 'tabIndex' &&\n\t\t\tname !== 'download' &&\n\t\t\tname in dom\n\t\t) {\n\t\t\ttry {\n\t\t\t\tdom[name] = value == null ? '' : value;\n\t\t\t\t// labelled break is 1b smaller here than a return statement (sorry)\n\t\t\t\tbreak o;\n\t\t\t} catch (e) {}\n\t\t}\n\n\t\t// ARIA-attributes have a different notion of boolean values.\n\t\t// The value `false` is different from the attribute not\n\t\t// existing on the DOM, so we can't remove it. For non-boolean\n\t\t// ARIA-attributes we could treat false as a removal, but the\n\t\t// amount of exceptions would cost us too many bytes. On top of\n\t\t// that other VDOM frameworks also always stringify `false`.\n\n\t\tif (typeof value === 'function') {\n\t\t\t// never serialize functions as attribute values\n\t\t} else if (value != null && (value !== false || name.indexOf('-') != -1)) {\n\t\t\tdom.setAttribute(name, value);\n\t\t} else {\n\t\t\tdom.removeAttribute(name);\n\t\t}\n\t}\n}\n\nexport let inEvent = false;\n\n/**\n * Proxy an event to hooked event handlers\n * @param {Event} e The event object from the browser\n * @private\n */\nfunction eventProxy(e) {\n\tinEvent = true;\n\ttry {\n\t\treturn this._listeners[e.type + false](\n\t\t\toptions.event ? options.event(e) : e\n\t\t);\n\t} finally {\n\t\tinEvent = false;\n\t}\n}\n\nfunction eventProxyCapture(e) {\n\tinEvent = true;\n\ttry {\n\t\treturn this._listeners[e.type + true](options.event ? options.event(e) : e);\n\t} finally {\n\t\tinEvent = false;\n\t}\n}\n","import { assign } from './util';\nimport { diff, commitRoot } from './diff/index';\nimport options from './options';\nimport { Fragment } from './create-element';\nimport { inEvent } from './diff/props';\n\n/**\n * Base Component class. Provides `setState()` and `forceUpdate()`, which\n * trigger rendering\n * @param {object} props The initial component props\n * @param {object} context The initial context from parent components'\n * getChildContext\n */\nexport function Component(props, context) {\n\tthis.props = props;\n\tthis.context = context;\n}\n\n/**\n * Update component state and schedule a re-render.\n * @this {import('./internal').Component}\n * @param {object | ((s: object, p: object) => object)} update A hash of state\n * properties to update with new values or a function that given the current\n * state and props returns a new partial state\n * @param {() => void} [callback] A function to be called once component state is\n * updated\n */\nComponent.prototype.setState = function(update, callback) {\n\t// only clone state when copying to nextState the first time.\n\tlet s;\n\tif (this._nextState != null && this._nextState !== this.state) {\n\t\ts = this._nextState;\n\t} else {\n\t\ts = this._nextState = assign({}, this.state);\n\t}\n\n\tif (typeof update == 'function') {\n\t\t// Some libraries like `immer` mark the current state as readonly,\n\t\t// preventing us from mutating it, so we need to clone it. See #2716\n\t\tupdate = update(assign({}, s), this.props);\n\t}\n\n\tif (update) {\n\t\tassign(s, update);\n\t}\n\n\t// Skip update if updater function returned null\n\tif (update == null) return;\n\n\tif (this._vnode) {\n\t\tif (callback) {\n\t\t\tthis._stateCallbacks.push(callback);\n\t\t}\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Immediately perform a synchronous re-render of the component\n * @this {import('./internal').Component}\n * @param {() => void} [callback] A function to be called after component is\n * re-rendered\n */\nComponent.prototype.forceUpdate = function(callback) {\n\tif (this._vnode) {\n\t\t// Set render mode so that we can differentiate where the render request\n\t\t// is coming from. We need this because forceUpdate should never call\n\t\t// shouldComponentUpdate\n\t\tthis._force = true;\n\t\tif (callback) this._renderCallbacks.push(callback);\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Accepts `props` and `state`, and returns a new Virtual DOM tree to build.\n * Virtual DOM is generally constructed via [JSX](http://jasonformat.com/wtf-is-jsx).\n * @param {object} props Props (eg: JSX attributes) received from parent\n * element/component\n * @param {object} state The component's current state\n * @param {object} context Context object, as returned by the nearest\n * ancestor's `getChildContext()`\n * @returns {import('./index').ComponentChildren | void}\n */\nComponent.prototype.render = Fragment;\n\n/**\n * @param {import('./internal').VNode} vnode\n * @param {number | null} [childIndex]\n */\nexport function getDomSibling(vnode, childIndex) {\n\tif (childIndex == null) {\n\t\t// Use childIndex==null as a signal to resume the search from the vnode's sibling\n\t\treturn vnode._parent\n\t\t\t? getDomSibling(vnode._parent, vnode._parent._children.indexOf(vnode) + 1)\n\t\t\t: null;\n\t}\n\n\tlet sibling;\n\tfor (; childIndex < vnode._children.length; childIndex++) {\n\t\tsibling = vnode._children[childIndex];\n\n\t\tif (sibling != null && sibling._dom != null) {\n\t\t\t// Since updateParentDomPointers keeps _dom pointer correct,\n\t\t\t// we can rely on _dom to tell us if this subtree contains a\n\t\t\t// rendered DOM node, and what the first rendered DOM node is\n\t\t\treturn sibling._dom;\n\t\t}\n\t}\n\n\t// If we get here, we have not found a DOM node in this vnode's children.\n\t// We must resume from this vnode's sibling (in it's parent _children array)\n\t// Only climb up and search the parent if we aren't searching through a DOM\n\t// VNode (meaning we reached the DOM parent of the original vnode that began\n\t// the search)\n\treturn typeof vnode.type == 'function' ? getDomSibling(vnode) : null;\n}\n\n/**\n * Trigger in-place re-rendering of a component.\n * @param {import('./internal').Component} component The component to rerender\n */\nfunction renderComponent(component) {\n\tlet vnode = component._vnode,\n\t\toldDom = vnode._dom,\n\t\tparentDom = component._parentDom;\n\n\tif (parentDom) {\n\t\tlet commitQueue = [];\n\t\tconst oldVNode = assign({}, vnode);\n\t\toldVNode._original = vnode._original + 1;\n\n\t\tdiff(\n\t\t\tparentDom,\n\t\t\tvnode,\n\t\t\toldVNode,\n\t\t\tcomponent._globalContext,\n\t\t\tparentDom.ownerSVGElement !== undefined,\n\t\t\tvnode._hydrating != null ? [oldDom] : null,\n\t\t\tcommitQueue,\n\t\t\toldDom == null ? getDomSibling(vnode) : oldDom,\n\t\t\tvnode._hydrating\n\t\t);\n\t\tcommitRoot(commitQueue, vnode);\n\n\t\tif (vnode._dom != oldDom) {\n\t\t\tupdateParentDomPointers(vnode);\n\t\t}\n\t}\n}\n\n/**\n * @param {import('./internal').VNode} vnode\n */\nfunction updateParentDomPointers(vnode) {\n\tif ((vnode = vnode._parent) != null && vnode._component != null) {\n\t\tvnode._dom = vnode._component.base = null;\n\t\tfor (let i = 0; i < vnode._children.length; i++) {\n\t\t\tlet child = vnode._children[i];\n\t\t\tif (child != null && child._dom != null) {\n\t\t\t\tvnode._dom = vnode._component.base = child._dom;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\treturn updateParentDomPointers(vnode);\n\t}\n}\n\n/**\n * The render queue\n * @type {Array}\n */\nlet rerenderQueue = [];\n\n/*\n * The value of `Component.debounce` must asynchronously invoke the passed in callback. It is\n * important that contributors to Preact can consistently reason about what calls to `setState`, etc.\n * do, and when their effects will be applied. See the links below for some further reading on designing\n * asynchronous APIs.\n * * [Designing APIs for Asynchrony](https://blog.izs.me/2013/08/designing-apis-for-asynchrony)\n * * [Callbacks synchronous and asynchronous](https://blog.ometer.com/2011/07/24/callbacks-synchronous-and-asynchronous/)\n */\n\nlet prevDebounce;\n\nconst microTick =\n\ttypeof Promise == 'function'\n\t\t? Promise.prototype.then.bind(Promise.resolve())\n\t\t: setTimeout;\nfunction defer(cb) {\n\tif (inEvent) {\n\t\tsetTimeout(cb);\n\t} else {\n\t\tmicroTick(cb);\n\t}\n}\n\n/**\n * Enqueue a rerender of a component\n * @param {import('./internal').Component} c The component to rerender\n */\nexport function enqueueRender(c) {\n\tif (\n\t\t(!c._dirty &&\n\t\t\t(c._dirty = true) &&\n\t\t\trerenderQueue.push(c) &&\n\t\t\t!process._rerenderCount++) ||\n\t\tprevDebounce !== options.debounceRendering\n\t) {\n\t\tprevDebounce = options.debounceRendering;\n\t\t(prevDebounce || defer)(process);\n\t}\n}\n\n/** Flush the render queue by rerendering all queued components */\nfunction process() {\n\tlet c;\n\trerenderQueue.sort((a, b) => a._vnode._depth - b._vnode._depth);\n\t// Don't update `renderCount` yet. Keep its value non-zero to prevent unnecessary\n\t// process() calls from getting scheduled while `queue` is still being consumed.\n\twhile ((c = rerenderQueue.shift())) {\n\t\tif (c._dirty) {\n\t\t\tlet renderQueueLength = rerenderQueue.length;\n\t\t\trenderComponent(c);\n\t\t\tif (rerenderQueue.length > renderQueueLength) {\n\t\t\t\t// When i.e. rerendering a provider additional new items can be injected, we want to\n\t\t\t\t// keep the order from top to bottom with those new items so we can handle them in a\n\t\t\t\t// single pass\n\t\t\t\trerenderQueue.sort((a, b) => a._vnode._depth - b._vnode._depth);\n\t\t\t}\n\t\t}\n\t}\n\tprocess._rerenderCount = 0;\n}\n\nprocess._rerenderCount = 0;\n","import { enqueueRender } from './component';\n\nexport let i = 0;\n\nexport function createContext(defaultValue, contextId) {\n\tcontextId = '__cC' + i++;\n\n\tconst context = {\n\t\t_id: contextId,\n\t\t_defaultValue: defaultValue,\n\t\t/** @type {import('./internal').FunctionComponent} */\n\t\tConsumer(props, contextValue) {\n\t\t\t// return props.children(\n\t\t\t// \tcontext[contextId] ? context[contextId].props.value : defaultValue\n\t\t\t// );\n\t\t\treturn props.children(contextValue);\n\t\t},\n\t\t/** @type {import('./internal').FunctionComponent} */\n\t\tProvider(props) {\n\t\t\tif (!this.getChildContext) {\n\t\t\t\tlet subs = [];\n\t\t\t\tlet ctx = {};\n\t\t\t\tctx[contextId] = this;\n\n\t\t\t\tthis.getChildContext = () => ctx;\n\n\t\t\t\tthis.shouldComponentUpdate = function(_props) {\n\t\t\t\t\tif (this.props.value !== _props.value) {\n\t\t\t\t\t\t// I think the forced value propagation here was only needed when `options.debounceRendering` was being bypassed:\n\t\t\t\t\t\t// https://github.com/preactjs/preact/commit/4d339fb803bea09e9f198abf38ca1bf8ea4b7771#diff-54682ce380935a717e41b8bfc54737f6R358\n\t\t\t\t\t\t// In those cases though, even with the value corrected, we're double-rendering all nodes.\n\t\t\t\t\t\t// It might be better to just tell folks not to use force-sync mode.\n\t\t\t\t\t\t// Currently, using `useContext()` in a class component will overwrite its `this.context` value.\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context[contextId] = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\t\t\t\t\t\tsubs.some(enqueueRender);\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\tthis.sub = c => {\n\t\t\t\t\tsubs.push(c);\n\t\t\t\t\tlet old = c.componentWillUnmount;\n\t\t\t\t\tc.componentWillUnmount = () => {\n\t\t\t\t\t\tsubs.splice(subs.indexOf(c), 1);\n\t\t\t\t\t\tif (old) old.call(c);\n\t\t\t\t\t};\n\t\t\t\t};\n\t\t\t}\n\n\t\t\treturn props.children;\n\t\t}\n\t};\n\n\t// Devtools needs access to the context object when it\n\t// encounters a Provider. This is necessary to support\n\t// setting `displayName` on the context object instead\n\t// of on the component itself. See:\n\t// https://reactjs.org/docs/context.html#contextdisplayname\n\n\treturn (context.Provider._contextRef = context.Consumer.contextType = context);\n}\n","export const EMPTY_OBJ = {};\nexport const EMPTY_ARR = [];\nexport const IS_NON_DIMENSIONAL = /acit|ex(?:s|g|n|p|$)|rph|grid|ows|mnc|ntw|ine[ch]|zoo|^ord|itera/i;\n","import { diff, unmount, applyRef } from './index';\nimport { createVNode, Fragment } from '../create-element';\nimport { EMPTY_OBJ, EMPTY_ARR } from '../constants';\nimport { getDomSibling } from '../component';\n\n/**\n * Diff the children of a virtual node\n * @param {import('../internal').PreactElement} parentDom The DOM element whose\n * children are being diffed\n * @param {import('../internal').ComponentChildren[]} renderResult\n * @param {import('../internal').VNode} newParentVNode The new virtual\n * node whose children should be diff'ed against oldParentVNode\n * @param {import('../internal').VNode} oldParentVNode The old virtual\n * node whose children should be diff'ed against newParentVNode\n * @param {object} globalContext The current context object - modified by getChildContext\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').PreactElement} oldDom The current attached DOM\n * element any new dom elements should be placed around. Likely `null` on first\n * render (except when hydrating). Can be a sibling DOM element when diffing\n * Fragments that have siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} isHydrating Whether or not we are in hydration\n */\nexport function diffChildren(\n\tparentDom,\n\trenderResult,\n\tnewParentVNode,\n\toldParentVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating\n) {\n\tlet i, j, oldVNode, childVNode, newDom, firstChildDom, refs;\n\n\t// This is a compression of oldParentVNode!=null && oldParentVNode != EMPTY_OBJ && oldParentVNode._children || EMPTY_ARR\n\t// as EMPTY_OBJ._children should be `undefined`.\n\tlet oldChildren = (oldParentVNode && oldParentVNode._children) || EMPTY_ARR;\n\n\tlet oldChildrenLength = oldChildren.length;\n\n\tnewParentVNode._children = [];\n\tfor (i = 0; i < renderResult.length; i++) {\n\t\tchildVNode = renderResult[i];\n\n\t\tif (childVNode == null || typeof childVNode == 'boolean') {\n\t\t\tchildVNode = newParentVNode._children[i] = null;\n\t\t}\n\t\t// If this newVNode is being reused (e.g.
{reuse}{reuse}
) in the same diff,\n\t\t// or we are rendering a component (e.g. setState) copy the oldVNodes so it can have\n\t\t// it's own DOM & etc. pointers\n\t\telse if (\n\t\t\ttypeof childVNode == 'string' ||\n\t\t\ttypeof childVNode == 'number' ||\n\t\t\t// eslint-disable-next-line valid-typeof\n\t\t\ttypeof childVNode == 'bigint'\n\t\t) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tnull,\n\t\t\t\tchildVNode,\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tchildVNode\n\t\t\t);\n\t\t} else if (Array.isArray(childVNode)) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tFragment,\n\t\t\t\t{ children: childVNode },\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tnull\n\t\t\t);\n\t\t} else if (childVNode._depth > 0) {\n\t\t\t// VNode is already in use, clone it. This can happen in the following\n\t\t\t// scenario:\n\t\t\t// const reuse =
\n\t\t\t//
{reuse}{reuse}
\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tchildVNode.type,\n\t\t\t\tchildVNode.props,\n\t\t\t\tchildVNode.key,\n\t\t\t\tchildVNode.ref ? childVNode.ref : null,\n\t\t\t\tchildVNode._original\n\t\t\t);\n\t\t} else {\n\t\t\tchildVNode = newParentVNode._children[i] = childVNode;\n\t\t}\n\n\t\t// Terser removes the `continue` here and wraps the loop body\n\t\t// in a `if (childVNode) { ... } condition\n\t\tif (childVNode == null) {\n\t\t\tcontinue;\n\t\t}\n\n\t\tchildVNode._parent = newParentVNode;\n\t\tchildVNode._depth = newParentVNode._depth + 1;\n\n\t\t// Check if we find a corresponding element in oldChildren.\n\t\t// If found, delete the array item by setting to `undefined`.\n\t\t// We use `undefined`, as `null` is reserved for empty placeholders\n\t\t// (holes).\n\t\toldVNode = oldChildren[i];\n\n\t\tif (\n\t\t\toldVNode === null ||\n\t\t\t(oldVNode &&\n\t\t\t\tchildVNode.key == oldVNode.key &&\n\t\t\t\tchildVNode.type === oldVNode.type)\n\t\t) {\n\t\t\toldChildren[i] = undefined;\n\t\t} else {\n\t\t\t// Either oldVNode === undefined or oldChildrenLength > 0,\n\t\t\t// so after this loop oldVNode == null or oldVNode is a valid value.\n\t\t\tfor (j = 0; j < oldChildrenLength; j++) {\n\t\t\t\toldVNode = oldChildren[j];\n\t\t\t\t// If childVNode is unkeyed, we only match similarly unkeyed nodes, otherwise we match by key.\n\t\t\t\t// We always match by type (in either case).\n\t\t\t\tif (\n\t\t\t\t\toldVNode &&\n\t\t\t\t\tchildVNode.key == oldVNode.key &&\n\t\t\t\t\tchildVNode.type === oldVNode.type\n\t\t\t\t) {\n\t\t\t\t\toldChildren[j] = undefined;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t\toldVNode = null;\n\t\t\t}\n\t\t}\n\n\t\toldVNode = oldVNode || EMPTY_OBJ;\n\n\t\t// Morph the old element into the new one, but don't append it to the dom yet\n\t\tdiff(\n\t\t\tparentDom,\n\t\t\tchildVNode,\n\t\t\toldVNode,\n\t\t\tglobalContext,\n\t\t\tisSvg,\n\t\t\texcessDomChildren,\n\t\t\tcommitQueue,\n\t\t\toldDom,\n\t\t\tisHydrating\n\t\t);\n\n\t\tnewDom = childVNode._dom;\n\n\t\tif ((j = childVNode.ref) && oldVNode.ref != j) {\n\t\t\tif (!refs) refs = [];\n\t\t\tif (oldVNode.ref) refs.push(oldVNode.ref, null, childVNode);\n\t\t\trefs.push(j, childVNode._component || newDom, childVNode);\n\t\t}\n\n\t\tif (newDom != null) {\n\t\t\tif (firstChildDom == null) {\n\t\t\t\tfirstChildDom = newDom;\n\t\t\t}\n\n\t\t\tif (\n\t\t\t\ttypeof childVNode.type == 'function' &&\n\t\t\t\tchildVNode._children === oldVNode._children\n\t\t\t) {\n\t\t\t\tchildVNode._nextDom = oldDom = reorderChildren(\n\t\t\t\t\tchildVNode,\n\t\t\t\t\toldDom,\n\t\t\t\t\tparentDom\n\t\t\t\t);\n\t\t\t} else {\n\t\t\t\toldDom = placeChild(\n\t\t\t\t\tparentDom,\n\t\t\t\t\tchildVNode,\n\t\t\t\t\toldVNode,\n\t\t\t\t\toldChildren,\n\t\t\t\t\tnewDom,\n\t\t\t\t\toldDom\n\t\t\t\t);\n\t\t\t}\n\n\t\t\tif (typeof newParentVNode.type == 'function') {\n\t\t\t\t// Because the newParentVNode is Fragment-like, we need to set it's\n\t\t\t\t// _nextDom property to the nextSibling of its last child DOM node.\n\t\t\t\t//\n\t\t\t\t// `oldDom` contains the correct value here because if the last child\n\t\t\t\t// is a Fragment-like, then oldDom has already been set to that child's _nextDom.\n\t\t\t\t// If the last child is a DOM VNode, then oldDom will be set to that DOM\n\t\t\t\t// node's nextSibling.\n\t\t\t\tnewParentVNode._nextDom = oldDom;\n\t\t\t}\n\t\t} else if (\n\t\t\toldDom &&\n\t\t\toldVNode._dom == oldDom &&\n\t\t\toldDom.parentNode != parentDom\n\t\t) {\n\t\t\t// The above condition is to handle null placeholders. See test in placeholder.test.js:\n\t\t\t// `efficiently replace null placeholders in parent rerenders`\n\t\t\toldDom = getDomSibling(oldVNode);\n\t\t}\n\t}\n\n\tnewParentVNode._dom = firstChildDom;\n\n\t// Remove remaining oldChildren if there are any.\n\tfor (i = oldChildrenLength; i--; ) {\n\t\tif (oldChildren[i] != null) {\n\t\t\tif (\n\t\t\t\ttypeof newParentVNode.type == 'function' &&\n\t\t\t\toldChildren[i]._dom != null &&\n\t\t\t\toldChildren[i]._dom == newParentVNode._nextDom\n\t\t\t) {\n\t\t\t\t// If the newParentVNode.__nextDom points to a dom node that is about to\n\t\t\t\t// be unmounted, then get the next sibling of that vnode and set\n\t\t\t\t// _nextDom to it\n\t\t\t\tnewParentVNode._nextDom = getLastDom(oldParentVNode).nextSibling;\n\t\t\t}\n\n\t\t\tunmount(oldChildren[i], oldChildren[i]);\n\t\t}\n\t}\n\n\t// Set refs only after unmount\n\tif (refs) {\n\t\tfor (i = 0; i < refs.length; i++) {\n\t\t\tapplyRef(refs[i], refs[++i], refs[++i]);\n\t\t}\n\t}\n}\n\nfunction reorderChildren(childVNode, oldDom, parentDom) {\n\t// Note: VNodes in nested suspended trees may be missing _children.\n\tlet c = childVNode._children;\n\tlet tmp = 0;\n\tfor (; c && tmp < c.length; tmp++) {\n\t\tlet vnode = c[tmp];\n\t\tif (vnode) {\n\t\t\t// We typically enter this code path on sCU bailout, where we copy\n\t\t\t// oldVNode._children to newVNode._children. If that is the case, we need\n\t\t\t// to update the old children's _parent pointer to point to the newVNode\n\t\t\t// (childVNode here).\n\t\t\tvnode._parent = childVNode;\n\n\t\t\tif (typeof vnode.type == 'function') {\n\t\t\t\toldDom = reorderChildren(vnode, oldDom, parentDom);\n\t\t\t} else {\n\t\t\t\toldDom = placeChild(parentDom, vnode, vnode, c, vnode._dom, oldDom);\n\t\t\t}\n\t\t}\n\t}\n\n\treturn oldDom;\n}\n\n/**\n * Flatten and loop through the children of a virtual node\n * @param {import('../index').ComponentChildren} children The unflattened\n * children of a virtual node\n * @returns {import('../internal').VNode[]}\n */\nexport function toChildArray(children, out) {\n\tout = out || [];\n\tif (children == null || typeof children == 'boolean') {\n\t} else if (Array.isArray(children)) {\n\t\tchildren.some(child => {\n\t\t\ttoChildArray(child, out);\n\t\t});\n\t} else {\n\t\tout.push(children);\n\t}\n\treturn out;\n}\n\nfunction placeChild(\n\tparentDom,\n\tchildVNode,\n\toldVNode,\n\toldChildren,\n\tnewDom,\n\toldDom\n) {\n\tlet nextDom;\n\tif (childVNode._nextDom !== undefined) {\n\t\t// Only Fragments or components that return Fragment like VNodes will\n\t\t// have a non-undefined _nextDom. Continue the diff from the sibling\n\t\t// of last DOM child of this child VNode\n\t\tnextDom = childVNode._nextDom;\n\n\t\t// Eagerly cleanup _nextDom. We don't need to persist the value because\n\t\t// it is only used by `diffChildren` to determine where to resume the diff after\n\t\t// diffing Components and Fragments. Once we store it the nextDOM local var, we\n\t\t// can clean up the property\n\t\tchildVNode._nextDom = undefined;\n\t} else if (\n\t\toldVNode == null ||\n\t\tnewDom != oldDom ||\n\t\tnewDom.parentNode == null\n\t) {\n\t\touter: if (oldDom == null || oldDom.parentNode !== parentDom) {\n\t\t\tparentDom.appendChild(newDom);\n\t\t\tnextDom = null;\n\t\t} else {\n\t\t\t// `j= 0; i--) {\n\t\t\tlet child = vnode._children[i];\n\t\t\tif (child) {\n\t\t\t\tlet lastDom = getLastDom(child);\n\t\t\t\tif (lastDom) {\n\t\t\t\t\treturn lastDom;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\treturn null;\n}\n","import { EMPTY_OBJ } from '../constants';\nimport { Component, getDomSibling } from '../component';\nimport { Fragment } from '../create-element';\nimport { diffChildren } from './children';\nimport { diffProps, setProperty } from './props';\nimport { assign, removeNode, slice } from '../util';\nimport options from '../options';\n\n/**\n * Diff two virtual nodes and apply proper changes to the DOM\n * @param {import('../internal').PreactElement} parentDom The parent of the DOM element\n * @param {import('../internal').VNode} newVNode The new virtual node\n * @param {import('../internal').VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object. Modified by getChildContext\n * @param {boolean} isSvg Whether or not this element is an SVG node\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').PreactElement} oldDom The current attached DOM\n * element any new dom elements should be placed around. Likely `null` on first\n * render (except when hydrating). Can be a sibling DOM element when diffing\n * Fragments that have siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} [isHydrating] Whether or not we are in hydration\n */\nexport function diff(\n\tparentDom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating\n) {\n\tlet tmp,\n\t\tnewType = newVNode.type;\n\n\t// When passing through createElement it assigns the object\n\t// constructor as undefined. This to prevent JSON-injection.\n\tif (newVNode.constructor !== undefined) return null;\n\n\t// If the previous diff bailed out, resume creating/hydrating.\n\tif (oldVNode._hydrating != null) {\n\t\tisHydrating = oldVNode._hydrating;\n\t\toldDom = newVNode._dom = oldVNode._dom;\n\t\t// if we resume, we want the tree to be \"unlocked\"\n\t\tnewVNode._hydrating = null;\n\t\texcessDomChildren = [oldDom];\n\t}\n\n\tif ((tmp = options._diff)) tmp(newVNode);\n\n\ttry {\n\t\touter: if (typeof newType == 'function') {\n\t\t\tlet c, isNew, oldProps, oldState, snapshot, clearProcessingException;\n\t\t\tlet newProps = newVNode.props;\n\n\t\t\t// Necessary for createContext api. Setting this property will pass\n\t\t\t// the context value as `this.context` just for this component.\n\t\t\ttmp = newType.contextType;\n\t\t\tlet provider = tmp && globalContext[tmp._id];\n\t\t\tlet componentContext = tmp\n\t\t\t\t? provider\n\t\t\t\t\t? provider.props.value\n\t\t\t\t\t: tmp._defaultValue\n\t\t\t\t: globalContext;\n\n\t\t\t// Get component and set it to `c`\n\t\t\tif (oldVNode._component) {\n\t\t\t\tc = newVNode._component = oldVNode._component;\n\t\t\t\tclearProcessingException = c._processingException = c._pendingError;\n\t\t\t} else {\n\t\t\t\t// Instantiate the new component\n\t\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\t\t// @ts-ignore The check above verifies that newType is suppose to be constructed\n\t\t\t\t\tnewVNode._component = c = new newType(newProps, componentContext); // eslint-disable-line new-cap\n\t\t\t\t} else {\n\t\t\t\t\t// @ts-ignore Trust me, Component implements the interface we want\n\t\t\t\t\tnewVNode._component = c = new Component(newProps, componentContext);\n\t\t\t\t\tc.constructor = newType;\n\t\t\t\t\tc.render = doRender;\n\t\t\t\t}\n\t\t\t\tif (provider) provider.sub(c);\n\n\t\t\t\tc.props = newProps;\n\t\t\t\tif (!c.state) c.state = {};\n\t\t\t\tc.context = componentContext;\n\t\t\t\tc._globalContext = globalContext;\n\t\t\t\tisNew = c._dirty = true;\n\t\t\t\tc._renderCallbacks = [];\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t}\n\n\t\t\t// Invoke getDerivedStateFromProps\n\t\t\tif (c._nextState == null) {\n\t\t\t\tc._nextState = c.state;\n\t\t\t}\n\n\t\t\tif (newType.getDerivedStateFromProps != null) {\n\t\t\t\tif (c._nextState == c.state) {\n\t\t\t\t\tc._nextState = assign({}, c._nextState);\n\t\t\t\t}\n\n\t\t\t\tassign(\n\t\t\t\t\tc._nextState,\n\t\t\t\t\tnewType.getDerivedStateFromProps(newProps, c._nextState)\n\t\t\t\t);\n\t\t\t}\n\n\t\t\toldProps = c.props;\n\t\t\toldState = c.state;\n\t\t\tc._vnode = newVNode;\n\n\t\t\t// Invoke pre-render lifecycle methods\n\t\t\tif (isNew) {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tc.componentWillMount != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillMount();\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidMount != null) {\n\t\t\t\t\tc._renderCallbacks.push(c.componentDidMount);\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tnewProps !== oldProps &&\n\t\t\t\t\tc.componentWillReceiveProps != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillReceiveProps(newProps, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (\n\t\t\t\t\t(!c._force &&\n\t\t\t\t\t\tc.shouldComponentUpdate != null &&\n\t\t\t\t\t\tc.shouldComponentUpdate(\n\t\t\t\t\t\t\tnewProps,\n\t\t\t\t\t\t\tc._nextState,\n\t\t\t\t\t\t\tcomponentContext\n\t\t\t\t\t\t) === false) ||\n\t\t\t\t\tnewVNode._original === oldVNode._original\n\t\t\t\t) {\n\t\t\t\t\t// More info about this here: https://gist.github.com/JoviDeCroock/bec5f2ce93544d2e6070ef8e0036e4e8\n\t\t\t\t\tif (newVNode._original !== oldVNode._original) {\n\t\t\t\t\t\t// When we are dealing with a bail because of sCU we have to update\n\t\t\t\t\t\t// the props, state and dirty-state.\n\t\t\t\t\t\t// when we are dealing with strict-equality we don't as the child could still\n\t\t\t\t\t\t// be dirtied see #3883\n\t\t\t\t\t\tc.props = newProps;\n\t\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t\t\tc._dirty = false;\n\t\t\t\t\t}\n\t\t\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t\t\t\tnewVNode._children = oldVNode._children;\n\t\t\t\t\tnewVNode._children.forEach(vnode => {\n\t\t\t\t\t\tif (vnode) vnode._parent = newVNode;\n\t\t\t\t\t});\n\n\t\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t\t}\n\t\t\t\t\tc._stateCallbacks = [];\n\n\t\t\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\t\t\tcommitQueue.push(c);\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak outer;\n\t\t\t\t}\n\n\t\t\t\tif (c.componentWillUpdate != null) {\n\t\t\t\t\tc.componentWillUpdate(newProps, c._nextState, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidUpdate != null) {\n\t\t\t\t\tc._renderCallbacks.push(() => {\n\t\t\t\t\t\tc.componentDidUpdate(oldProps, oldState, snapshot);\n\t\t\t\t\t});\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tc.context = componentContext;\n\t\t\tc.props = newProps;\n\t\t\tc._parentDom = parentDom;\n\n\t\t\tlet renderHook = options._render,\n\t\t\t\tcount = 0;\n\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\tc.state = c._nextState;\n\t\t\t\tc._dirty = false;\n\n\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t}\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t} else {\n\t\t\t\tdo {\n\t\t\t\t\tc._dirty = false;\n\t\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\t\t// Handle setState called in render, see #2553\n\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t} while (c._dirty && ++count < 25);\n\t\t\t}\n\n\t\t\t// Handle setState called in render, see #2553\n\t\t\tc.state = c._nextState;\n\n\t\t\tif (c.getChildContext != null) {\n\t\t\t\tglobalContext = assign(assign({}, globalContext), c.getChildContext());\n\t\t\t}\n\n\t\t\tif (!isNew && c.getSnapshotBeforeUpdate != null) {\n\t\t\t\tsnapshot = c.getSnapshotBeforeUpdate(oldProps, oldState);\n\t\t\t}\n\n\t\t\tlet isTopLevelFragment =\n\t\t\t\ttmp != null && tmp.type === Fragment && tmp.key == null;\n\t\t\tlet renderResult = isTopLevelFragment ? tmp.props.children : tmp;\n\n\t\t\tdiffChildren(\n\t\t\t\tparentDom,\n\t\t\t\tArray.isArray(renderResult) ? renderResult : [renderResult],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\toldDom,\n\t\t\t\tisHydrating\n\t\t\t);\n\n\t\t\tc.base = newVNode._dom;\n\n\t\t\t// We successfully rendered this VNode, unset any stored hydration/bailout state:\n\t\t\tnewVNode._hydrating = null;\n\n\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\tcommitQueue.push(c);\n\t\t\t}\n\n\t\t\tif (clearProcessingException) {\n\t\t\t\tc._pendingError = c._processingException = null;\n\t\t\t}\n\n\t\t\tc._force = false;\n\t\t} else if (\n\t\t\texcessDomChildren == null &&\n\t\t\tnewVNode._original === oldVNode._original\n\t\t) {\n\t\t\tnewVNode._children = oldVNode._children;\n\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t} else {\n\t\t\tnewVNode._dom = diffElementNodes(\n\t\t\t\toldVNode._dom,\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\tisHydrating\n\t\t\t);\n\t\t}\n\n\t\tif ((tmp = options.diffed)) tmp(newVNode);\n\t} catch (e) {\n\t\tnewVNode._original = null;\n\t\t// if hydrating or creating initial tree, bailout preserves DOM:\n\t\tif (isHydrating || excessDomChildren != null) {\n\t\t\tnewVNode._dom = oldDom;\n\t\t\tnewVNode._hydrating = !!isHydrating;\n\t\t\texcessDomChildren[excessDomChildren.indexOf(oldDom)] = null;\n\t\t\t// ^ could possibly be simplified to:\n\t\t\t// excessDomChildren.length = 0;\n\t\t}\n\t\toptions._catchError(e, newVNode, oldVNode);\n\t}\n}\n\n/**\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').VNode} root\n */\nexport function commitRoot(commitQueue, root) {\n\tif (options._commit) options._commit(root, commitQueue);\n\n\tcommitQueue.some(c => {\n\t\ttry {\n\t\t\t// @ts-ignore Reuse the commitQueue variable here so the type changes\n\t\t\tcommitQueue = c._renderCallbacks;\n\t\t\tc._renderCallbacks = [];\n\t\t\tcommitQueue.some(cb => {\n\t\t\t\t// @ts-ignore See above ts-ignore on commitQueue\n\t\t\t\tcb.call(c);\n\t\t\t});\n\t\t} catch (e) {\n\t\t\toptions._catchError(e, c._vnode);\n\t\t}\n\t});\n}\n\n/**\n * Diff two virtual nodes representing DOM element\n * @param {import('../internal').PreactElement} dom The DOM element representing\n * the virtual nodes being diffed\n * @param {import('../internal').VNode} newVNode The new virtual node\n * @param {import('../internal').VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node\n * @param {*} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {boolean} isHydrating Whether or not we are in hydration\n * @returns {import('../internal').PreactElement}\n */\nfunction diffElementNodes(\n\tdom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\tisHydrating\n) {\n\tlet oldProps = oldVNode.props;\n\tlet newProps = newVNode.props;\n\tlet nodeType = newVNode.type;\n\tlet i = 0;\n\n\t// Tracks entering and exiting SVG namespace when descending through the tree.\n\tif (nodeType === 'svg') isSvg = true;\n\n\tif (excessDomChildren != null) {\n\t\tfor (; i < excessDomChildren.length; i++) {\n\t\t\tconst child = excessDomChildren[i];\n\n\t\t\t// if newVNode matches an element in excessDomChildren or the `dom`\n\t\t\t// argument matches an element in excessDomChildren, remove it from\n\t\t\t// excessDomChildren so it isn't later removed in diffChildren\n\t\t\tif (\n\t\t\t\tchild &&\n\t\t\t\t'setAttribute' in child === !!nodeType &&\n\t\t\t\t(nodeType ? child.localName === nodeType : child.nodeType === 3)\n\t\t\t) {\n\t\t\t\tdom = child;\n\t\t\t\texcessDomChildren[i] = null;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n\n\tif (dom == null) {\n\t\tif (nodeType === null) {\n\t\t\t// @ts-ignore createTextNode returns Text, we expect PreactElement\n\t\t\treturn document.createTextNode(newProps);\n\t\t}\n\n\t\tif (isSvg) {\n\t\t\tdom = document.createElementNS(\n\t\t\t\t'http://www.w3.org/2000/svg',\n\t\t\t\t// @ts-ignore We know `newVNode.type` is a string\n\t\t\t\tnodeType\n\t\t\t);\n\t\t} else {\n\t\t\tdom = document.createElement(\n\t\t\t\t// @ts-ignore We know `newVNode.type` is a string\n\t\t\t\tnodeType,\n\t\t\t\tnewProps.is && newProps\n\t\t\t);\n\t\t}\n\n\t\t// we created a new parent, so none of the previously attached children can be reused:\n\t\texcessDomChildren = null;\n\t\t// we are creating a new node, so we can assume this is a new subtree (in case we are hydrating), this deopts the hydrate\n\t\tisHydrating = false;\n\t}\n\n\tif (nodeType === null) {\n\t\t// During hydration, we still have to split merged text from SSR'd HTML.\n\t\tif (oldProps !== newProps && (!isHydrating || dom.data !== newProps)) {\n\t\t\tdom.data = newProps;\n\t\t}\n\t} else {\n\t\t// If excessDomChildren was not null, repopulate it with the current element's children:\n\t\texcessDomChildren = excessDomChildren && slice.call(dom.childNodes);\n\n\t\toldProps = oldVNode.props || EMPTY_OBJ;\n\n\t\tlet oldHtml = oldProps.dangerouslySetInnerHTML;\n\t\tlet newHtml = newProps.dangerouslySetInnerHTML;\n\n\t\t// During hydration, props are not diffed at all (including dangerouslySetInnerHTML)\n\t\t// @TODO we should warn in debug mode when props don't match here.\n\t\tif (!isHydrating) {\n\t\t\t// But, if we are in a situation where we are using existing DOM (e.g. replaceNode)\n\t\t\t// we should read the existing DOM attributes to diff them\n\t\t\tif (excessDomChildren != null) {\n\t\t\t\toldProps = {};\n\t\t\t\tfor (i = 0; i < dom.attributes.length; i++) {\n\t\t\t\t\toldProps[dom.attributes[i].name] = dom.attributes[i].value;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (newHtml || oldHtml) {\n\t\t\t\t// Avoid re-applying the same '__html' if it did not changed between re-render\n\t\t\t\tif (\n\t\t\t\t\t!newHtml ||\n\t\t\t\t\t((!oldHtml || newHtml.__html != oldHtml.__html) &&\n\t\t\t\t\t\tnewHtml.__html !== dom.innerHTML)\n\t\t\t\t) {\n\t\t\t\t\tdom.innerHTML = (newHtml && newHtml.__html) || '';\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tdiffProps(dom, newProps, oldProps, isSvg, isHydrating);\n\n\t\t// If the new vnode didn't have dangerouslySetInnerHTML, diff its children\n\t\tif (newHtml) {\n\t\t\tnewVNode._children = [];\n\t\t} else {\n\t\t\ti = newVNode.props.children;\n\t\t\tdiffChildren(\n\t\t\t\tdom,\n\t\t\t\tArray.isArray(i) ? i : [i],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg && nodeType !== 'foreignObject',\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\texcessDomChildren\n\t\t\t\t\t? excessDomChildren[0]\n\t\t\t\t\t: oldVNode._children && getDomSibling(oldVNode, 0),\n\t\t\t\tisHydrating\n\t\t\t);\n\n\t\t\t// Remove children that are not part of any vnode.\n\t\t\tif (excessDomChildren != null) {\n\t\t\t\tfor (i = excessDomChildren.length; i--; ) {\n\t\t\t\t\tif (excessDomChildren[i] != null) removeNode(excessDomChildren[i]);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// (as above, don't diff props during hydration)\n\t\tif (!isHydrating) {\n\t\t\tif (\n\t\t\t\t'value' in newProps &&\n\t\t\t\t(i = newProps.value) !== undefined &&\n\t\t\t\t// #2756 For the -element the initial value is 0,\n\t\t\t\t// despite the attribute not being present. When the attribute\n\t\t\t\t// is missing the progress bar is treated as indeterminate.\n\t\t\t\t// To fix that we'll always update it when it is 0 for progress elements\n\t\t\t\t(i !== dom.value ||\n\t\t\t\t\t(nodeType === 'progress' && !i) ||\n\t\t\t\t\t// This is only for IE 11 to fix value not being updated.\n\t\t\t\t\t// To avoid a stale select value we need to set the option.value\n\t\t\t\t\t// again, which triggers IE11 to re-evaluate the select value\n\t\t\t\t\t(nodeType === 'option' && i !== oldProps.value))\n\t\t\t) {\n\t\t\t\tsetProperty(dom, 'value', i, oldProps.value, false);\n\t\t\t}\n\t\t\tif (\n\t\t\t\t'checked' in newProps &&\n\t\t\t\t(i = newProps.checked) !== undefined &&\n\t\t\t\ti !== dom.checked\n\t\t\t) {\n\t\t\t\tsetProperty(dom, 'checked', i, oldProps.checked, false);\n\t\t\t}\n\t\t}\n\t}\n\n\treturn dom;\n}\n\n/**\n * Invoke or update a ref, depending on whether it is a function or object ref.\n * @param {object|function} ref\n * @param {any} value\n * @param {import('../internal').VNode} vnode\n */\nexport function applyRef(ref, value, vnode) {\n\ttry {\n\t\tif (typeof ref == 'function') ref(value);\n\t\telse ref.current = value;\n\t} catch (e) {\n\t\toptions._catchError(e, vnode);\n\t}\n}\n\n/**\n * Unmount a virtual node from the tree and apply DOM changes\n * @param {import('../internal').VNode} vnode The virtual node to unmount\n * @param {import('../internal').VNode} parentVNode The parent of the VNode that\n * initiated the unmount\n * @param {boolean} [skipRemove] Flag that indicates that a parent node of the\n * current element is already detached from the DOM.\n */\nexport function unmount(vnode, parentVNode, skipRemove) {\n\tlet r;\n\tif (options.unmount) options.unmount(vnode);\n\n\tif ((r = vnode.ref)) {\n\t\tif (!r.current || r.current === vnode._dom) {\n\t\t\tapplyRef(r, null, parentVNode);\n\t\t}\n\t}\n\n\tif ((r = vnode._component) != null) {\n\t\tif (r.componentWillUnmount) {\n\t\t\ttry {\n\t\t\t\tr.componentWillUnmount();\n\t\t\t} catch (e) {\n\t\t\t\toptions._catchError(e, parentVNode);\n\t\t\t}\n\t\t}\n\n\t\tr.base = r._parentDom = null;\n\t\tvnode._component = undefined;\n\t}\n\n\tif ((r = vnode._children)) {\n\t\tfor (let i = 0; i < r.length; i++) {\n\t\t\tif (r[i]) {\n\t\t\t\tunmount(\n\t\t\t\t\tr[i],\n\t\t\t\t\tparentVNode,\n\t\t\t\t\tskipRemove || typeof vnode.type !== 'function'\n\t\t\t\t);\n\t\t\t}\n\t\t}\n\t}\n\n\tif (!skipRemove && vnode._dom != null) {\n\t\tremoveNode(vnode._dom);\n\t}\n\n\t// Must be set to `undefined` to properly clean up `_nextDom`\n\t// for which `null` is a valid value. See comment in `create-element.js`\n\tvnode._parent = vnode._dom = vnode._nextDom = undefined;\n}\n\n/** The `.render()` method for a PFC backing instance. */\nfunction doRender(props, state, context) {\n\treturn this.constructor(props, context);\n}\n","import { EMPTY_OBJ } from './constants';\nimport { commitRoot, diff } from './diff/index';\nimport { createElement, Fragment } from './create-element';\nimport options from './options';\nimport { slice } from './util';\n\n/**\n * Render a Preact virtual node into a DOM element\n * @param {import('./internal').ComponentChild} vnode The virtual node to render\n * @param {import('./internal').PreactElement} parentDom The DOM element to\n * render into\n * @param {import('./internal').PreactElement | object} [replaceNode] Optional: Attempt to re-use an\n * existing DOM tree rooted at `replaceNode`\n */\nexport function render(vnode, parentDom, replaceNode) {\n\tif (options._root) options._root(vnode, parentDom);\n\n\t// We abuse the `replaceNode` parameter in `hydrate()` to signal if we are in\n\t// hydration mode or not by passing the `hydrate` function instead of a DOM\n\t// element..\n\tlet isHydrating = typeof replaceNode === 'function';\n\n\t// To be able to support calling `render()` multiple times on the same\n\t// DOM node, we need to obtain a reference to the previous tree. We do\n\t// this by assigning a new `_children` property to DOM nodes which points\n\t// to the last rendered tree. By default this property is not present, which\n\t// means that we are mounting a new tree for the first time.\n\tlet oldVNode = isHydrating\n\t\t? null\n\t\t: (replaceNode && replaceNode._children) || parentDom._children;\n\n\tvnode = (\n\t\t(!isHydrating && replaceNode) ||\n\t\tparentDom\n\t)._children = createElement(Fragment, null, [vnode]);\n\n\t// List of effects that need to be called after diffing.\n\tlet commitQueue = [];\n\tdiff(\n\t\tparentDom,\n\t\t// Determine the new vnode tree and store it on the DOM element on\n\t\t// our custom `_children` property.\n\t\tvnode,\n\t\toldVNode || EMPTY_OBJ,\n\t\tEMPTY_OBJ,\n\t\tparentDom.ownerSVGElement !== undefined,\n\t\t!isHydrating && replaceNode\n\t\t\t? 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This is a workaround for\n * IE11 which doesn't support `Element.prototype.remove()`. Using this function\n * is smaller than including a dedicated polyfill.\n * @param {Node} node The node to remove\n */\nexport function removeNode(node) {\n\tlet parentNode = node.parentNode;\n\tif (parentNode) parentNode.removeChild(node);\n}\n\nexport const slice = EMPTY_ARR.slice;\n","import { _catchError } from './diff/catch-error';\n\n/**\n * The `option` object can potentially contain callback functions\n * that are called during various stages of our renderer. This is the\n * foundation on which all our addons like `preact/debug`, `preact/compat`,\n * and `preact/hooks` are based on. See the `Options` type in `internal.d.ts`\n * for a full list of available option hooks (most editors/IDEs allow you to\n * ctrl+click or cmd+click on mac the type definition below).\n * @type {import('./internal').Options}\n */\nconst options = {\n\t_catchError\n};\n\nexport default options;\n","import { slice } from './util';\nimport options from './options';\n\nlet vnodeId = 0;\n\n/**\n * Create an virtual node (used for JSX)\n * @param {import('./internal').VNode[\"type\"]} type The node name or Component\n * constructor for this virtual node\n * @param {object | null | undefined} [props] The properties of the virtual node\n * @param {Array} [children] The children of the virtual node\n * @returns {import('./internal').VNode}\n */\nexport function createElement(type, props, children) {\n\tlet normalizedProps = {},\n\t\tkey,\n\t\tref,\n\t\ti;\n\tfor (i in props) {\n\t\tif (i == 'key') key = props[i];\n\t\telse if (i == 'ref') ref = props[i];\n\t\telse normalizedProps[i] = props[i];\n\t}\n\n\tif (arguments.length > 2) {\n\t\tnormalizedProps.children =\n\t\t\targuments.length > 3 ? slice.call(arguments, 2) : children;\n\t}\n\n\t// If a Component VNode, check for and apply defaultProps\n\t// Note: type may be undefined in development, must never error here.\n\tif (typeof type == 'function' && type.defaultProps != null) {\n\t\tfor (i in type.defaultProps) {\n\t\t\tif (normalizedProps[i] === undefined) {\n\t\t\t\tnormalizedProps[i] = type.defaultProps[i];\n\t\t\t}\n\t\t}\n\t}\n\n\treturn createVNode(type, normalizedProps, key, ref, null);\n}\n\n/**\n * Create a VNode (used internally by Preact)\n * @param {import('./internal').VNode[\"type\"]} type The node name or Component\n * Constructor for this virtual node\n * @param {object | string | number | null} props The properties of this virtual node.\n * If this virtual node represents a text node, this is the text of the node (string or number).\n * @param {string | number | null} key The key for this virtual node, used when\n * diffing it against its children\n * @param {import('./internal').VNode[\"ref\"]} ref The ref property that will\n * receive a reference to its created child\n * @returns {import('./internal').VNode}\n */\nexport function createVNode(type, props, key, ref, original) {\n\t// V8 seems to be better at detecting type shapes if the object is allocated from the same call site\n\t// Do not inline into createElement and coerceToVNode!\n\tconst vnode = {\n\t\ttype,\n\t\tprops,\n\t\tkey,\n\t\tref,\n\t\t_children: null,\n\t\t_parent: null,\n\t\t_depth: 0,\n\t\t_dom: null,\n\t\t// _nextDom must be initialized to undefined b/c it will eventually\n\t\t// be set to dom.nextSibling which can return `null` and it is important\n\t\t// to be able to distinguish between an uninitialized _nextDom and\n\t\t// a _nextDom that has been set to `null`\n\t\t_nextDom: undefined,\n\t\t_component: null,\n\t\t_hydrating: null,\n\t\tconstructor: undefined,\n\t\t_original: original == null ? ++vnodeId : original\n\t};\n\n\t// Only invoke the vnode hook if this was *not* a direct copy:\n\tif (original == null && options.vnode != null) options.vnode(vnode);\n\n\treturn vnode;\n}\n\nexport function createRef() {\n\treturn { current: null };\n}\n\nexport function Fragment(props) {\n\treturn props.children;\n}\n\n/**\n * Check if a the argument is a valid Preact VNode.\n * @param {*} vnode\n * @returns {vnode is import('./internal').VNode}\n */\nexport const isValidElement = vnode =>\n\tvnode != null && vnode.constructor === undefined;\n","import { IS_NON_DIMENSIONAL } from '../constants';\nimport options from '../options';\n\n/**\n * Diff the old and new properties of a VNode and apply changes to the DOM node\n * @param {import('../internal').PreactElement} dom The DOM node to apply\n * changes to\n * @param {object} newProps The new props\n * @param {object} oldProps The old props\n * @param {boolean} isSvg Whether or not this node is an SVG node\n * @param {boolean} hydrate Whether or not we are in hydration mode\n */\nexport function diffProps(dom, newProps, oldProps, isSvg, hydrate) {\n\tlet i;\n\n\tfor (i in oldProps) {\n\t\tif (i !== 'children' && i !== 'key' && !(i in newProps)) {\n\t\t\tsetProperty(dom, i, null, oldProps[i], isSvg);\n\t\t}\n\t}\n\n\tfor (i in newProps) {\n\t\tif (\n\t\t\t(!hydrate || typeof newProps[i] == 'function') &&\n\t\t\ti !== 'children' &&\n\t\t\ti !== 'key' &&\n\t\t\ti !== 'value' &&\n\t\t\ti !== 'checked' &&\n\t\t\toldProps[i] !== newProps[i]\n\t\t) {\n\t\t\tsetProperty(dom, i, newProps[i], oldProps[i], isSvg);\n\t\t}\n\t}\n}\n\nfunction setStyle(style, key, value) {\n\tif (key[0] === '-') {\n\t\tstyle.setProperty(key, value == null ? '' : value);\n\t} else if (value == null) {\n\t\tstyle[key] = '';\n\t} else if (typeof value != 'number' || IS_NON_DIMENSIONAL.test(key)) {\n\t\tstyle[key] = value;\n\t} else {\n\t\tstyle[key] = value + 'px';\n\t}\n}\n\n/**\n * Set a property value on a DOM node\n * @param {import('../internal').PreactElement} dom The DOM node to modify\n * @param {string} name The name of the property to set\n * @param {*} value The value to set the property to\n * @param {*} oldValue The old value the property had\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node or not\n */\nexport function setProperty(dom, name, value, oldValue, isSvg) {\n\tlet useCapture;\n\n\to: if (name === 'style') {\n\t\tif (typeof value == 'string') {\n\t\t\tdom.style.cssText = value;\n\t\t} else {\n\t\t\tif (typeof oldValue == 'string') {\n\t\t\t\tdom.style.cssText = oldValue = '';\n\t\t\t}\n\n\t\t\tif (oldValue) {\n\t\t\t\tfor (name in oldValue) {\n\t\t\t\t\tif (!(value && name in value)) {\n\t\t\t\t\t\tsetStyle(dom.style, name, '');\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (value) {\n\t\t\t\tfor (name in value) {\n\t\t\t\t\tif (!oldValue || value[name] !== oldValue[name]) {\n\t\t\t\t\t\tsetStyle(dom.style, name, value[name]);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\t// Benchmark for comparison: https://esbench.com/bench/574c954bdb965b9a00965ac6\n\telse if (name[0] === 'o' && name[1] === 'n') {\n\t\tuseCapture = name !== (name = name.replace(/Capture$/, ''));\n\n\t\t// Infer correct casing for DOM built-in events:\n\t\tif (name.toLowerCase() in dom) name = name.toLowerCase().slice(2);\n\t\telse name = name.slice(2);\n\n\t\tif (!dom._listeners) dom._listeners = {};\n\t\tdom._listeners[name + useCapture] = value;\n\n\t\tif (value) {\n\t\t\tif (!oldValue) {\n\t\t\t\tconst handler = useCapture ? eventProxyCapture : eventProxy;\n\t\t\t\tdom.addEventListener(name, handler, useCapture);\n\t\t\t}\n\t\t} else {\n\t\t\tconst handler = useCapture ? eventProxyCapture : eventProxy;\n\t\t\tdom.removeEventListener(name, handler, useCapture);\n\t\t}\n\t} else if (name !== 'dangerouslySetInnerHTML') {\n\t\tif (isSvg) {\n\t\t\t// Normalize incorrect prop usage for SVG:\n\t\t\t// - xlink:href / xlinkHref --> href (xlink:href was removed from SVG and isn't needed)\n\t\t\t// - className --> class\n\t\t\tname = name.replace(/xlink(H|:h)/, 'h').replace(/sName$/, 's');\n\t\t} else if (\n\t\t\tname !== 'href' &&\n\t\t\tname !== 'list' &&\n\t\t\tname !== 'form' &&\n\t\t\t// Default value in browsers is `-1` and an empty string is\n\t\t\t// cast to `0` instead\n\t\t\tname !== 'tabIndex' &&\n\t\t\tname !== 'download' &&\n\t\t\tname in dom\n\t\t) {\n\t\t\ttry {\n\t\t\t\tdom[name] = value == null ? '' : value;\n\t\t\t\t// labelled break is 1b smaller here than a return statement (sorry)\n\t\t\t\tbreak o;\n\t\t\t} catch (e) {}\n\t\t}\n\n\t\t// ARIA-attributes have a different notion of boolean values.\n\t\t// The value `false` is different from the attribute not\n\t\t// existing on the DOM, so we can't remove it. For non-boolean\n\t\t// ARIA-attributes we could treat false as a removal, but the\n\t\t// amount of exceptions would cost us too many bytes. On top of\n\t\t// that other VDOM frameworks also always stringify `false`.\n\n\t\tif (typeof value === 'function') {\n\t\t\t// never serialize functions as attribute values\n\t\t} else if (value != null && (value !== false || name.indexOf('-') != -1)) {\n\t\t\tdom.setAttribute(name, value);\n\t\t} else {\n\t\t\tdom.removeAttribute(name);\n\t\t}\n\t}\n}\n\nexport let inEvent = false;\n\n/**\n * Proxy an event to hooked event handlers\n * @param {Event} e The event object from the browser\n * @private\n */\nfunction eventProxy(e) {\n\tinEvent = true;\n\ttry {\n\t\treturn this._listeners[e.type + false](\n\t\t\toptions.event ? options.event(e) : e\n\t\t);\n\t} finally {\n\t\tinEvent = false;\n\t}\n}\n\nfunction eventProxyCapture(e) {\n\tinEvent = true;\n\ttry {\n\t\treturn this._listeners[e.type + true](options.event ? options.event(e) : e);\n\t} finally {\n\t\tinEvent = false;\n\t}\n}\n","import { assign } from './util';\nimport { diff, commitRoot } from './diff/index';\nimport options from './options';\nimport { Fragment } from './create-element';\nimport { inEvent } from './diff/props';\n\n/**\n * Base Component class. Provides `setState()` and `forceUpdate()`, which\n * trigger rendering\n * @param {object} props The initial component props\n * @param {object} context The initial context from parent components'\n * getChildContext\n */\nexport function Component(props, context) {\n\tthis.props = props;\n\tthis.context = context;\n}\n\n/**\n * Update component state and schedule a re-render.\n * @this {import('./internal').Component}\n * @param {object | ((s: object, p: object) => object)} update A hash of state\n * properties to update with new values or a function that given the current\n * state and props returns a new partial state\n * @param {() => void} [callback] A function to be called once component state is\n * updated\n */\nComponent.prototype.setState = function(update, callback) {\n\t// only clone state when copying to nextState the first time.\n\tlet s;\n\tif (this._nextState != null && this._nextState !== this.state) {\n\t\ts = this._nextState;\n\t} else {\n\t\ts = this._nextState = assign({}, this.state);\n\t}\n\n\tif (typeof update == 'function') {\n\t\t// Some libraries like `immer` mark the current state as readonly,\n\t\t// preventing us from mutating it, so we need to clone it. See #2716\n\t\tupdate = update(assign({}, s), this.props);\n\t}\n\n\tif (update) {\n\t\tassign(s, update);\n\t}\n\n\t// Skip update if updater function returned null\n\tif (update == null) return;\n\n\tif (this._vnode) {\n\t\tif (callback) {\n\t\t\tthis._stateCallbacks.push(callback);\n\t\t}\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Immediately perform a synchronous re-render of the component\n * @this {import('./internal').Component}\n * @param {() => void} [callback] A function to be called after component is\n * re-rendered\n */\nComponent.prototype.forceUpdate = function(callback) {\n\tif (this._vnode) {\n\t\t// Set render mode so that we can differentiate where the render request\n\t\t// is coming from. We need this because forceUpdate should never call\n\t\t// shouldComponentUpdate\n\t\tthis._force = true;\n\t\tif (callback) this._renderCallbacks.push(callback);\n\t\tenqueueRender(this);\n\t}\n};\n\n/**\n * Accepts `props` and `state`, and returns a new Virtual DOM tree to build.\n * Virtual DOM is generally constructed via [JSX](http://jasonformat.com/wtf-is-jsx).\n * @param {object} props Props (eg: JSX attributes) received from parent\n * element/component\n * @param {object} state The component's current state\n * @param {object} context Context object, as returned by the nearest\n * ancestor's `getChildContext()`\n * @returns {import('./index').ComponentChildren | void}\n */\nComponent.prototype.render = Fragment;\n\n/**\n * @param {import('./internal').VNode} vnode\n * @param {number | null} [childIndex]\n */\nexport function getDomSibling(vnode, childIndex) {\n\tif (childIndex == null) {\n\t\t// Use childIndex==null as a signal to resume the search from the vnode's sibling\n\t\treturn vnode._parent\n\t\t\t? getDomSibling(vnode._parent, vnode._parent._children.indexOf(vnode) + 1)\n\t\t\t: null;\n\t}\n\n\tlet sibling;\n\tfor (; childIndex < vnode._children.length; childIndex++) {\n\t\tsibling = vnode._children[childIndex];\n\n\t\tif (sibling != null && sibling._dom != null) {\n\t\t\t// Since updateParentDomPointers keeps _dom pointer correct,\n\t\t\t// we can rely on _dom to tell us if this subtree contains a\n\t\t\t// rendered DOM node, and what the first rendered DOM node is\n\t\t\treturn sibling._dom;\n\t\t}\n\t}\n\n\t// If we get here, we have not found a DOM node in this vnode's children.\n\t// We must resume from this vnode's sibling (in it's parent _children array)\n\t// Only climb up and search the parent if we aren't searching through a DOM\n\t// VNode (meaning we reached the DOM parent of the original vnode that began\n\t// the search)\n\treturn typeof vnode.type == 'function' ? getDomSibling(vnode) : null;\n}\n\n/**\n * Trigger in-place re-rendering of a component.\n * @param {import('./internal').Component} component The component to rerender\n */\nfunction renderComponent(component) {\n\tlet vnode = component._vnode,\n\t\toldDom = vnode._dom,\n\t\tparentDom = component._parentDom;\n\n\tif (parentDom) {\n\t\tlet commitQueue = [];\n\t\tconst oldVNode = assign({}, vnode);\n\t\toldVNode._original = vnode._original + 1;\n\n\t\tdiff(\n\t\t\tparentDom,\n\t\t\tvnode,\n\t\t\toldVNode,\n\t\t\tcomponent._globalContext,\n\t\t\tparentDom.ownerSVGElement !== undefined,\n\t\t\tvnode._hydrating != null ? [oldDom] : null,\n\t\t\tcommitQueue,\n\t\t\toldDom == null ? getDomSibling(vnode) : oldDom,\n\t\t\tvnode._hydrating\n\t\t);\n\t\tcommitRoot(commitQueue, vnode);\n\n\t\tif (vnode._dom != oldDom) {\n\t\t\tupdateParentDomPointers(vnode);\n\t\t}\n\t}\n}\n\n/**\n * @param {import('./internal').VNode} vnode\n */\nfunction updateParentDomPointers(vnode) {\n\tif ((vnode = vnode._parent) != null && vnode._component != null) {\n\t\tvnode._dom = vnode._component.base = null;\n\t\tfor (let i = 0; i < vnode._children.length; i++) {\n\t\t\tlet child = vnode._children[i];\n\t\t\tif (child != null && child._dom != null) {\n\t\t\t\tvnode._dom = vnode._component.base = child._dom;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\treturn updateParentDomPointers(vnode);\n\t}\n}\n\n/**\n * The render queue\n * @type {Array}\n */\nlet rerenderQueue = [];\n\n/*\n * The value of `Component.debounce` must asynchronously invoke the passed in callback. It is\n * important that contributors to Preact can consistently reason about what calls to `setState`, etc.\n * do, and when their effects will be applied. See the links below for some further reading on designing\n * asynchronous APIs.\n * * [Designing APIs for Asynchrony](https://blog.izs.me/2013/08/designing-apis-for-asynchrony)\n * * [Callbacks synchronous and asynchronous](https://blog.ometer.com/2011/07/24/callbacks-synchronous-and-asynchronous/)\n */\n\nlet prevDebounce;\n\nconst microTick =\n\ttypeof Promise == 'function'\n\t\t? Promise.prototype.then.bind(Promise.resolve())\n\t\t: setTimeout;\nfunction defer(cb) {\n\tif (inEvent) {\n\t\tsetTimeout(cb);\n\t} else {\n\t\tmicroTick(cb);\n\t}\n}\n\n/**\n * Enqueue a rerender of a component\n * @param {import('./internal').Component} c The component to rerender\n */\nexport function enqueueRender(c) {\n\tif (\n\t\t(!c._dirty &&\n\t\t\t(c._dirty = true) &&\n\t\t\trerenderQueue.push(c) &&\n\t\t\t!process._rerenderCount++) ||\n\t\tprevDebounce !== options.debounceRendering\n\t) {\n\t\tprevDebounce = options.debounceRendering;\n\t\t(prevDebounce || defer)(process);\n\t}\n}\n\n/** Flush the render queue by rerendering all queued components */\nfunction process() {\n\tlet c;\n\trerenderQueue.sort((a, b) => a._vnode._depth - b._vnode._depth);\n\t// Don't update `renderCount` yet. Keep its value non-zero to prevent unnecessary\n\t// process() calls from getting scheduled while `queue` is still being consumed.\n\twhile ((c = rerenderQueue.shift())) {\n\t\tif (c._dirty) {\n\t\t\tlet renderQueueLength = rerenderQueue.length;\n\t\t\trenderComponent(c);\n\t\t\tif (rerenderQueue.length > renderQueueLength) {\n\t\t\t\t// When i.e. rerendering a provider additional new items can be injected, we want to\n\t\t\t\t// keep the order from top to bottom with those new items so we can handle them in a\n\t\t\t\t// single pass\n\t\t\t\trerenderQueue.sort((a, b) => a._vnode._depth - b._vnode._depth);\n\t\t\t}\n\t\t}\n\t}\n\tprocess._rerenderCount = 0;\n}\n\nprocess._rerenderCount = 0;\n","import { enqueueRender } from './component';\n\nexport let i = 0;\n\nexport function createContext(defaultValue, contextId) {\n\tcontextId = '__cC' + i++;\n\n\tconst context = {\n\t\t_id: contextId,\n\t\t_defaultValue: defaultValue,\n\t\t/** @type {import('./internal').FunctionComponent} */\n\t\tConsumer(props, contextValue) {\n\t\t\t// return props.children(\n\t\t\t// \tcontext[contextId] ? context[contextId].props.value : defaultValue\n\t\t\t// );\n\t\t\treturn props.children(contextValue);\n\t\t},\n\t\t/** @type {import('./internal').FunctionComponent} */\n\t\tProvider(props) {\n\t\t\tif (!this.getChildContext) {\n\t\t\t\tlet subs = [];\n\t\t\t\tlet ctx = {};\n\t\t\t\tctx[contextId] = this;\n\n\t\t\t\tthis.getChildContext = () => ctx;\n\n\t\t\t\tthis.shouldComponentUpdate = function(_props) {\n\t\t\t\t\tif (this.props.value !== _props.value) {\n\t\t\t\t\t\t// I think the forced value propagation here was only needed when `options.debounceRendering` was being bypassed:\n\t\t\t\t\t\t// https://github.com/preactjs/preact/commit/4d339fb803bea09e9f198abf38ca1bf8ea4b7771#diff-54682ce380935a717e41b8bfc54737f6R358\n\t\t\t\t\t\t// In those cases though, even with the value corrected, we're double-rendering all nodes.\n\t\t\t\t\t\t// It might be better to just tell folks not to use force-sync mode.\n\t\t\t\t\t\t// Currently, using `useContext()` in a class component will overwrite its `this.context` value.\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\n\t\t\t\t\t\t// subs.some(c => {\n\t\t\t\t\t\t// \tc.context[contextId] = _props.value;\n\t\t\t\t\t\t// \tenqueueRender(c);\n\t\t\t\t\t\t// });\n\t\t\t\t\t\tsubs.some(enqueueRender);\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\tthis.sub = c => {\n\t\t\t\t\tsubs.push(c);\n\t\t\t\t\tlet old = c.componentWillUnmount;\n\t\t\t\t\tc.componentWillUnmount = () => {\n\t\t\t\t\t\tsubs.splice(subs.indexOf(c), 1);\n\t\t\t\t\t\tif (old) old.call(c);\n\t\t\t\t\t};\n\t\t\t\t};\n\t\t\t}\n\n\t\t\treturn props.children;\n\t\t}\n\t};\n\n\t// Devtools needs access to the context object when it\n\t// encounters a Provider. This is necessary to support\n\t// setting `displayName` on the context object instead\n\t// of on the component itself. See:\n\t// https://reactjs.org/docs/context.html#contextdisplayname\n\n\treturn (context.Provider._contextRef = context.Consumer.contextType = context);\n}\n","export const EMPTY_OBJ = {};\nexport const EMPTY_ARR = [];\nexport const IS_NON_DIMENSIONAL = /acit|ex(?:s|g|n|p|$)|rph|grid|ows|mnc|ntw|ine[ch]|zoo|^ord|itera/i;\n","import { diff, unmount, applyRef } from './index';\nimport { createVNode, Fragment } from '../create-element';\nimport { EMPTY_OBJ, EMPTY_ARR } from '../constants';\nimport { getDomSibling } from '../component';\n\n/**\n * Diff the children of a virtual node\n * @param {import('../internal').PreactElement} parentDom The DOM element whose\n * children are being diffed\n * @param {import('../internal').ComponentChildren[]} renderResult\n * @param {import('../internal').VNode} newParentVNode The new virtual\n * node whose children should be diff'ed against oldParentVNode\n * @param {import('../internal').VNode} oldParentVNode The old virtual\n * node whose children should be diff'ed against newParentVNode\n * @param {object} globalContext The current context object - modified by getChildContext\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').PreactElement} oldDom The current attached DOM\n * element any new dom elements should be placed around. Likely `null` on first\n * render (except when hydrating). Can be a sibling DOM element when diffing\n * Fragments that have siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} isHydrating Whether or not we are in hydration\n */\nexport function diffChildren(\n\tparentDom,\n\trenderResult,\n\tnewParentVNode,\n\toldParentVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating\n) {\n\tlet i, j, oldVNode, childVNode, newDom, firstChildDom, refs;\n\n\t// This is a compression of oldParentVNode!=null && oldParentVNode != EMPTY_OBJ && oldParentVNode._children || EMPTY_ARR\n\t// as EMPTY_OBJ._children should be `undefined`.\n\tlet oldChildren = (oldParentVNode && oldParentVNode._children) || EMPTY_ARR;\n\n\tlet oldChildrenLength = oldChildren.length;\n\n\tnewParentVNode._children = [];\n\tfor (i = 0; i < renderResult.length; i++) {\n\t\tchildVNode = renderResult[i];\n\n\t\tif (childVNode == null || typeof childVNode == 'boolean') {\n\t\t\tchildVNode = newParentVNode._children[i] = null;\n\t\t}\n\t\t// If this newVNode is being reused (e.g.
{reuse}{reuse}
) in the same diff,\n\t\t// or we are rendering a component (e.g. setState) copy the oldVNodes so it can have\n\t\t// it's own DOM & etc. pointers\n\t\telse if (\n\t\t\ttypeof childVNode == 'string' ||\n\t\t\ttypeof childVNode == 'number' ||\n\t\t\t// eslint-disable-next-line valid-typeof\n\t\t\ttypeof childVNode == 'bigint'\n\t\t) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tnull,\n\t\t\t\tchildVNode,\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tchildVNode\n\t\t\t);\n\t\t} else if (Array.isArray(childVNode)) {\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tFragment,\n\t\t\t\t{ children: childVNode },\n\t\t\t\tnull,\n\t\t\t\tnull,\n\t\t\t\tnull\n\t\t\t);\n\t\t} else if (childVNode._depth > 0) {\n\t\t\t// VNode is already in use, clone it. This can happen in the following\n\t\t\t// scenario:\n\t\t\t// const reuse =
\n\t\t\t//
{reuse}{reuse}
\n\t\t\tchildVNode = newParentVNode._children[i] = createVNode(\n\t\t\t\tchildVNode.type,\n\t\t\t\tchildVNode.props,\n\t\t\t\tchildVNode.key,\n\t\t\t\tchildVNode.ref ? childVNode.ref : null,\n\t\t\t\tchildVNode._original\n\t\t\t);\n\t\t} else {\n\t\t\tchildVNode = newParentVNode._children[i] = childVNode;\n\t\t}\n\n\t\t// Terser removes the `continue` here and wraps the loop body\n\t\t// in a `if (childVNode) { ... } condition\n\t\tif (childVNode == null) {\n\t\t\tcontinue;\n\t\t}\n\n\t\tchildVNode._parent = newParentVNode;\n\t\tchildVNode._depth = newParentVNode._depth + 1;\n\n\t\t// Check if we find a corresponding element in oldChildren.\n\t\t// If found, delete the array item by setting to `undefined`.\n\t\t// We use `undefined`, as `null` is reserved for empty placeholders\n\t\t// (holes).\n\t\toldVNode = oldChildren[i];\n\n\t\tif (\n\t\t\toldVNode === null ||\n\t\t\t(oldVNode &&\n\t\t\t\tchildVNode.key == oldVNode.key &&\n\t\t\t\tchildVNode.type === oldVNode.type)\n\t\t) {\n\t\t\toldChildren[i] = undefined;\n\t\t} else {\n\t\t\t// Either oldVNode === undefined or oldChildrenLength > 0,\n\t\t\t// so after this loop oldVNode == null or oldVNode is a valid value.\n\t\t\tfor (j = 0; j < oldChildrenLength; j++) {\n\t\t\t\toldVNode = oldChildren[j];\n\t\t\t\t// If childVNode is unkeyed, we only match similarly unkeyed nodes, otherwise we match by key.\n\t\t\t\t// We always match by type (in either case).\n\t\t\t\tif (\n\t\t\t\t\toldVNode &&\n\t\t\t\t\tchildVNode.key == oldVNode.key &&\n\t\t\t\t\tchildVNode.type === oldVNode.type\n\t\t\t\t) {\n\t\t\t\t\toldChildren[j] = undefined;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t\toldVNode = null;\n\t\t\t}\n\t\t}\n\n\t\toldVNode = oldVNode || EMPTY_OBJ;\n\n\t\t// Morph the old element into the new one, but don't append it to the dom yet\n\t\tdiff(\n\t\t\tparentDom,\n\t\t\tchildVNode,\n\t\t\toldVNode,\n\t\t\tglobalContext,\n\t\t\tisSvg,\n\t\t\texcessDomChildren,\n\t\t\tcommitQueue,\n\t\t\toldDom,\n\t\t\tisHydrating\n\t\t);\n\n\t\tnewDom = childVNode._dom;\n\n\t\tif ((j = childVNode.ref) && oldVNode.ref != j) {\n\t\t\tif (!refs) refs = [];\n\t\t\tif (oldVNode.ref) refs.push(oldVNode.ref, null, childVNode);\n\t\t\trefs.push(j, childVNode._component || newDom, childVNode);\n\t\t}\n\n\t\tif (newDom != null) {\n\t\t\tif (firstChildDom == null) {\n\t\t\t\tfirstChildDom = newDom;\n\t\t\t}\n\n\t\t\tif (\n\t\t\t\ttypeof childVNode.type == 'function' &&\n\t\t\t\tchildVNode._children === oldVNode._children\n\t\t\t) {\n\t\t\t\tchildVNode._nextDom = oldDom = reorderChildren(\n\t\t\t\t\tchildVNode,\n\t\t\t\t\toldDom,\n\t\t\t\t\tparentDom\n\t\t\t\t);\n\t\t\t} else {\n\t\t\t\toldDom = placeChild(\n\t\t\t\t\tparentDom,\n\t\t\t\t\tchildVNode,\n\t\t\t\t\toldVNode,\n\t\t\t\t\toldChildren,\n\t\t\t\t\tnewDom,\n\t\t\t\t\toldDom\n\t\t\t\t);\n\t\t\t}\n\n\t\t\tif (typeof newParentVNode.type == 'function') {\n\t\t\t\t// Because the newParentVNode is Fragment-like, we need to set it's\n\t\t\t\t// _nextDom property to the nextSibling of its last child DOM node.\n\t\t\t\t//\n\t\t\t\t// `oldDom` contains the correct value here because if the last child\n\t\t\t\t// is a Fragment-like, then oldDom has already been set to that child's _nextDom.\n\t\t\t\t// If the last child is a DOM VNode, then oldDom will be set to that DOM\n\t\t\t\t// node's nextSibling.\n\t\t\t\tnewParentVNode._nextDom = oldDom;\n\t\t\t}\n\t\t} else if (\n\t\t\toldDom &&\n\t\t\toldVNode._dom == oldDom &&\n\t\t\toldDom.parentNode != parentDom\n\t\t) {\n\t\t\t// The above condition is to handle null placeholders. See test in placeholder.test.js:\n\t\t\t// `efficiently replace null placeholders in parent rerenders`\n\t\t\toldDom = getDomSibling(oldVNode);\n\t\t}\n\t}\n\n\tnewParentVNode._dom = firstChildDom;\n\n\t// Remove remaining oldChildren if there are any.\n\tfor (i = oldChildrenLength; i--; ) {\n\t\tif (oldChildren[i] != null) {\n\t\t\tif (\n\t\t\t\ttypeof newParentVNode.type == 'function' &&\n\t\t\t\toldChildren[i]._dom != null &&\n\t\t\t\toldChildren[i]._dom == newParentVNode._nextDom\n\t\t\t) {\n\t\t\t\t// If the newParentVNode.__nextDom points to a dom node that is about to\n\t\t\t\t// be unmounted, then get the next sibling of that vnode and set\n\t\t\t\t// _nextDom to it\n\t\t\t\tnewParentVNode._nextDom = getLastDom(oldParentVNode).nextSibling;\n\t\t\t}\n\n\t\t\tunmount(oldChildren[i], oldChildren[i]);\n\t\t}\n\t}\n\n\t// Set refs only after unmount\n\tif (refs) {\n\t\tfor (i = 0; i < refs.length; i++) {\n\t\t\tapplyRef(refs[i], refs[++i], refs[++i]);\n\t\t}\n\t}\n}\n\nfunction reorderChildren(childVNode, oldDom, parentDom) {\n\t// Note: VNodes in nested suspended trees may be missing _children.\n\tlet c = childVNode._children;\n\tlet tmp = 0;\n\tfor (; c && tmp < c.length; tmp++) {\n\t\tlet vnode = c[tmp];\n\t\tif (vnode) {\n\t\t\t// We typically enter this code path on sCU bailout, where we copy\n\t\t\t// oldVNode._children to newVNode._children. If that is the case, we need\n\t\t\t// to update the old children's _parent pointer to point to the newVNode\n\t\t\t// (childVNode here).\n\t\t\tvnode._parent = childVNode;\n\n\t\t\tif (typeof vnode.type == 'function') {\n\t\t\t\toldDom = reorderChildren(vnode, oldDom, parentDom);\n\t\t\t} else {\n\t\t\t\toldDom = placeChild(parentDom, vnode, vnode, c, vnode._dom, oldDom);\n\t\t\t}\n\t\t}\n\t}\n\n\treturn oldDom;\n}\n\n/**\n * Flatten and loop through the children of a virtual node\n * @param {import('../index').ComponentChildren} children The unflattened\n * children of a virtual node\n * @returns {import('../internal').VNode[]}\n */\nexport function toChildArray(children, out) {\n\tout = out || [];\n\tif (children == null || typeof children == 'boolean') {\n\t} else if (Array.isArray(children)) {\n\t\tchildren.some(child => {\n\t\t\ttoChildArray(child, out);\n\t\t});\n\t} else {\n\t\tout.push(children);\n\t}\n\treturn out;\n}\n\nfunction placeChild(\n\tparentDom,\n\tchildVNode,\n\toldVNode,\n\toldChildren,\n\tnewDom,\n\toldDom\n) {\n\tlet nextDom;\n\tif (childVNode._nextDom !== undefined) {\n\t\t// Only Fragments or components that return Fragment like VNodes will\n\t\t// have a non-undefined _nextDom. Continue the diff from the sibling\n\t\t// of last DOM child of this child VNode\n\t\tnextDom = childVNode._nextDom;\n\n\t\t// Eagerly cleanup _nextDom. We don't need to persist the value because\n\t\t// it is only used by `diffChildren` to determine where to resume the diff after\n\t\t// diffing Components and Fragments. Once we store it the nextDOM local var, we\n\t\t// can clean up the property\n\t\tchildVNode._nextDom = undefined;\n\t} else if (\n\t\toldVNode == null ||\n\t\tnewDom != oldDom ||\n\t\tnewDom.parentNode == null\n\t) {\n\t\touter: if (oldDom == null || oldDom.parentNode !== parentDom) {\n\t\t\tparentDom.appendChild(newDom);\n\t\t\tnextDom = null;\n\t\t} else {\n\t\t\t// `j= 0; i--) {\n\t\t\tlet child = vnode._children[i];\n\t\t\tif (child) {\n\t\t\t\tlet lastDom = getLastDom(child);\n\t\t\t\tif (lastDom) {\n\t\t\t\t\treturn lastDom;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\treturn null;\n}\n","import { EMPTY_OBJ } from '../constants';\nimport { Component, getDomSibling } from '../component';\nimport { Fragment } from '../create-element';\nimport { diffChildren } from './children';\nimport { diffProps, setProperty } from './props';\nimport { assign, removeNode, slice } from '../util';\nimport options from '../options';\n\n/**\n * Diff two virtual nodes and apply proper changes to the DOM\n * @param {import('../internal').PreactElement} parentDom The parent of the DOM element\n * @param {import('../internal').VNode} newVNode The new virtual node\n * @param {import('../internal').VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object. Modified by getChildContext\n * @param {boolean} isSvg Whether or not this element is an SVG node\n * @param {Array} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').PreactElement} oldDom The current attached DOM\n * element any new dom elements should be placed around. Likely `null` on first\n * render (except when hydrating). Can be a sibling DOM element when diffing\n * Fragments that have siblings. In most cases, it starts out as `oldChildren[0]._dom`.\n * @param {boolean} [isHydrating] Whether or not we are in hydration\n */\nexport function diff(\n\tparentDom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\toldDom,\n\tisHydrating\n) {\n\tlet tmp,\n\t\tnewType = newVNode.type;\n\n\t// When passing through createElement it assigns the object\n\t// constructor as undefined. This to prevent JSON-injection.\n\tif (newVNode.constructor !== undefined) return null;\n\n\t// If the previous diff bailed out, resume creating/hydrating.\n\tif (oldVNode._hydrating != null) {\n\t\tisHydrating = oldVNode._hydrating;\n\t\toldDom = newVNode._dom = oldVNode._dom;\n\t\t// if we resume, we want the tree to be \"unlocked\"\n\t\tnewVNode._hydrating = null;\n\t\texcessDomChildren = [oldDom];\n\t}\n\n\tif ((tmp = options._diff)) tmp(newVNode);\n\n\ttry {\n\t\touter: if (typeof newType == 'function') {\n\t\t\tlet c, isNew, oldProps, oldState, snapshot, clearProcessingException;\n\t\t\tlet newProps = newVNode.props;\n\n\t\t\t// Necessary for createContext api. Setting this property will pass\n\t\t\t// the context value as `this.context` just for this component.\n\t\t\ttmp = newType.contextType;\n\t\t\tlet provider = tmp && globalContext[tmp._id];\n\t\t\tlet componentContext = tmp\n\t\t\t\t? provider\n\t\t\t\t\t? provider.props.value\n\t\t\t\t\t: tmp._defaultValue\n\t\t\t\t: globalContext;\n\n\t\t\t// Get component and set it to `c`\n\t\t\tif (oldVNode._component) {\n\t\t\t\tc = newVNode._component = oldVNode._component;\n\t\t\t\tclearProcessingException = c._processingException = c._pendingError;\n\t\t\t} else {\n\t\t\t\t// Instantiate the new component\n\t\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\t\t// @ts-ignore The check above verifies that newType is suppose to be constructed\n\t\t\t\t\tnewVNode._component = c = new newType(newProps, componentContext); // eslint-disable-line new-cap\n\t\t\t\t} else {\n\t\t\t\t\t// @ts-ignore Trust me, Component implements the interface we want\n\t\t\t\t\tnewVNode._component = c = new Component(newProps, componentContext);\n\t\t\t\t\tc.constructor = newType;\n\t\t\t\t\tc.render = doRender;\n\t\t\t\t}\n\t\t\t\tif (provider) provider.sub(c);\n\n\t\t\t\tc.props = newProps;\n\t\t\t\tif (!c.state) c.state = {};\n\t\t\t\tc.context = componentContext;\n\t\t\t\tc._globalContext = globalContext;\n\t\t\t\tisNew = c._dirty = true;\n\t\t\t\tc._renderCallbacks = [];\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t}\n\n\t\t\t// Invoke getDerivedStateFromProps\n\t\t\tif (c._nextState == null) {\n\t\t\t\tc._nextState = c.state;\n\t\t\t}\n\n\t\t\tif (newType.getDerivedStateFromProps != null) {\n\t\t\t\tif (c._nextState == c.state) {\n\t\t\t\t\tc._nextState = assign({}, c._nextState);\n\t\t\t\t}\n\n\t\t\t\tassign(\n\t\t\t\t\tc._nextState,\n\t\t\t\t\tnewType.getDerivedStateFromProps(newProps, c._nextState)\n\t\t\t\t);\n\t\t\t}\n\n\t\t\toldProps = c.props;\n\t\t\toldState = c.state;\n\t\t\tc._vnode = newVNode;\n\n\t\t\t// Invoke pre-render lifecycle methods\n\t\t\tif (isNew) {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tc.componentWillMount != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillMount();\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidMount != null) {\n\t\t\t\t\tc._renderCallbacks.push(c.componentDidMount);\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tif (\n\t\t\t\t\tnewType.getDerivedStateFromProps == null &&\n\t\t\t\t\tnewProps !== oldProps &&\n\t\t\t\t\tc.componentWillReceiveProps != null\n\t\t\t\t) {\n\t\t\t\t\tc.componentWillReceiveProps(newProps, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (\n\t\t\t\t\t(!c._force &&\n\t\t\t\t\t\tc.shouldComponentUpdate != null &&\n\t\t\t\t\t\tc.shouldComponentUpdate(\n\t\t\t\t\t\t\tnewProps,\n\t\t\t\t\t\t\tc._nextState,\n\t\t\t\t\t\t\tcomponentContext\n\t\t\t\t\t\t) === false) ||\n\t\t\t\t\tnewVNode._original === oldVNode._original\n\t\t\t\t) {\n\t\t\t\t\t// More info about this here: https://gist.github.com/JoviDeCroock/bec5f2ce93544d2e6070ef8e0036e4e8\n\t\t\t\t\tif (newVNode._original !== oldVNode._original) {\n\t\t\t\t\t\t// When we are dealing with a bail because of sCU we have to update\n\t\t\t\t\t\t// the props, state and dirty-state.\n\t\t\t\t\t\t// when we are dealing with strict-equality we don't as the child could still\n\t\t\t\t\t\t// be dirtied see #3883\n\t\t\t\t\t\tc.props = newProps;\n\t\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t\t\tc._dirty = false;\n\t\t\t\t\t}\n\t\t\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t\t\t\tnewVNode._children = oldVNode._children;\n\t\t\t\t\tnewVNode._children.forEach(vnode => {\n\t\t\t\t\t\tif (vnode) vnode._parent = newVNode;\n\t\t\t\t\t});\n\n\t\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t\t}\n\t\t\t\t\tc._stateCallbacks = [];\n\n\t\t\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\t\t\tcommitQueue.push(c);\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak outer;\n\t\t\t\t}\n\n\t\t\t\tif (c.componentWillUpdate != null) {\n\t\t\t\t\tc.componentWillUpdate(newProps, c._nextState, componentContext);\n\t\t\t\t}\n\n\t\t\t\tif (c.componentDidUpdate != null) {\n\t\t\t\t\tc._renderCallbacks.push(() => {\n\t\t\t\t\t\tc.componentDidUpdate(oldProps, oldState, snapshot);\n\t\t\t\t\t});\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tc.context = componentContext;\n\t\t\tc.props = newProps;\n\t\t\tc._parentDom = parentDom;\n\n\t\t\tlet renderHook = options._render,\n\t\t\t\tcount = 0;\n\t\t\tif ('prototype' in newType && newType.prototype.render) {\n\t\t\t\tc.state = c._nextState;\n\t\t\t\tc._dirty = false;\n\n\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\tfor (let i = 0; i < c._stateCallbacks.length; i++) {\n\t\t\t\t\tc._renderCallbacks.push(c._stateCallbacks[i]);\n\t\t\t\t}\n\t\t\t\tc._stateCallbacks = [];\n\t\t\t} else {\n\t\t\t\tdo {\n\t\t\t\t\tc._dirty = false;\n\t\t\t\t\tif (renderHook) renderHook(newVNode);\n\n\t\t\t\t\ttmp = c.render(c.props, c.state, c.context);\n\n\t\t\t\t\t// Handle setState called in render, see #2553\n\t\t\t\t\tc.state = c._nextState;\n\t\t\t\t} while (c._dirty && ++count < 25);\n\t\t\t}\n\n\t\t\t// Handle setState called in render, see #2553\n\t\t\tc.state = c._nextState;\n\n\t\t\tif (c.getChildContext != null) {\n\t\t\t\tglobalContext = assign(assign({}, globalContext), c.getChildContext());\n\t\t\t}\n\n\t\t\tif (!isNew && c.getSnapshotBeforeUpdate != null) {\n\t\t\t\tsnapshot = c.getSnapshotBeforeUpdate(oldProps, oldState);\n\t\t\t}\n\n\t\t\tlet isTopLevelFragment =\n\t\t\t\ttmp != null && tmp.type === Fragment && tmp.key == null;\n\t\t\tlet renderResult = isTopLevelFragment ? tmp.props.children : tmp;\n\n\t\t\tdiffChildren(\n\t\t\t\tparentDom,\n\t\t\t\tArray.isArray(renderResult) ? renderResult : [renderResult],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\toldDom,\n\t\t\t\tisHydrating\n\t\t\t);\n\n\t\t\tc.base = newVNode._dom;\n\n\t\t\t// We successfully rendered this VNode, unset any stored hydration/bailout state:\n\t\t\tnewVNode._hydrating = null;\n\n\t\t\tif (c._renderCallbacks.length) {\n\t\t\t\tcommitQueue.push(c);\n\t\t\t}\n\n\t\t\tif (clearProcessingException) {\n\t\t\t\tc._pendingError = c._processingException = null;\n\t\t\t}\n\n\t\t\tc._force = false;\n\t\t} else if (\n\t\t\texcessDomChildren == null &&\n\t\t\tnewVNode._original === oldVNode._original\n\t\t) {\n\t\t\tnewVNode._children = oldVNode._children;\n\t\t\tnewVNode._dom = oldVNode._dom;\n\t\t} else {\n\t\t\tnewVNode._dom = diffElementNodes(\n\t\t\t\toldVNode._dom,\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg,\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\tisHydrating\n\t\t\t);\n\t\t}\n\n\t\tif ((tmp = options.diffed)) tmp(newVNode);\n\t} catch (e) {\n\t\tnewVNode._original = null;\n\t\t// if hydrating or creating initial tree, bailout preserves DOM:\n\t\tif (isHydrating || excessDomChildren != null) {\n\t\t\tnewVNode._dom = oldDom;\n\t\t\tnewVNode._hydrating = !!isHydrating;\n\t\t\texcessDomChildren[excessDomChildren.indexOf(oldDom)] = null;\n\t\t\t// ^ could possibly be simplified to:\n\t\t\t// excessDomChildren.length = 0;\n\t\t}\n\t\toptions._catchError(e, newVNode, oldVNode);\n\t}\n}\n\n/**\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {import('../internal').VNode} root\n */\nexport function commitRoot(commitQueue, root) {\n\tif (options._commit) options._commit(root, commitQueue);\n\n\tcommitQueue.some(c => {\n\t\ttry {\n\t\t\t// @ts-ignore Reuse the commitQueue variable here so the type changes\n\t\t\tcommitQueue = c._renderCallbacks;\n\t\t\tc._renderCallbacks = [];\n\t\t\tcommitQueue.some(cb => {\n\t\t\t\t// @ts-ignore See above ts-ignore on commitQueue\n\t\t\t\tcb.call(c);\n\t\t\t});\n\t\t} catch (e) {\n\t\t\toptions._catchError(e, c._vnode);\n\t\t}\n\t});\n}\n\n/**\n * Diff two virtual nodes representing DOM element\n * @param {import('../internal').PreactElement} dom The DOM element representing\n * the virtual nodes being diffed\n * @param {import('../internal').VNode} newVNode The new virtual node\n * @param {import('../internal').VNode} oldVNode The old virtual node\n * @param {object} globalContext The current context object\n * @param {boolean} isSvg Whether or not this DOM node is an SVG node\n * @param {*} excessDomChildren\n * @param {Array} commitQueue List of components\n * which have callbacks to invoke in commitRoot\n * @param {boolean} isHydrating Whether or not we are in hydration\n * @returns {import('../internal').PreactElement}\n */\nfunction diffElementNodes(\n\tdom,\n\tnewVNode,\n\toldVNode,\n\tglobalContext,\n\tisSvg,\n\texcessDomChildren,\n\tcommitQueue,\n\tisHydrating\n) {\n\tlet oldProps = oldVNode.props;\n\tlet newProps = newVNode.props;\n\tlet nodeType = newVNode.type;\n\tlet i = 0;\n\n\t// Tracks entering and exiting SVG namespace when descending through the tree.\n\tif (nodeType === 'svg') isSvg = true;\n\n\tif (excessDomChildren != null) {\n\t\tfor (; i < excessDomChildren.length; i++) {\n\t\t\tconst child = excessDomChildren[i];\n\n\t\t\t// if newVNode matches an element in excessDomChildren or the `dom`\n\t\t\t// argument matches an element in excessDomChildren, remove it from\n\t\t\t// excessDomChildren so it isn't later removed in diffChildren\n\t\t\tif (\n\t\t\t\tchild &&\n\t\t\t\t'setAttribute' in child === !!nodeType &&\n\t\t\t\t(nodeType ? child.localName === nodeType : child.nodeType === 3)\n\t\t\t) {\n\t\t\t\tdom = child;\n\t\t\t\texcessDomChildren[i] = null;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n\n\tif (dom == null) {\n\t\tif (nodeType === null) {\n\t\t\t// @ts-ignore createTextNode returns Text, we expect PreactElement\n\t\t\treturn document.createTextNode(newProps);\n\t\t}\n\n\t\tif (isSvg) {\n\t\t\tdom = document.createElementNS(\n\t\t\t\t'http://www.w3.org/2000/svg',\n\t\t\t\t// @ts-ignore We know `newVNode.type` is a string\n\t\t\t\tnodeType\n\t\t\t);\n\t\t} else {\n\t\t\tdom = document.createElement(\n\t\t\t\t// @ts-ignore We know `newVNode.type` is a string\n\t\t\t\tnodeType,\n\t\t\t\tnewProps.is && newProps\n\t\t\t);\n\t\t}\n\n\t\t// we created a new parent, so none of the previously attached children can be reused:\n\t\texcessDomChildren = null;\n\t\t// we are creating a new node, so we can assume this is a new subtree (in case we are hydrating), this deopts the hydrate\n\t\tisHydrating = false;\n\t}\n\n\tif (nodeType === null) {\n\t\t// During hydration, we still have to split merged text from SSR'd HTML.\n\t\tif (oldProps !== newProps && (!isHydrating || dom.data !== newProps)) {\n\t\t\tdom.data = newProps;\n\t\t}\n\t} else {\n\t\t// If excessDomChildren was not null, repopulate it with the current element's children:\n\t\texcessDomChildren = excessDomChildren && slice.call(dom.childNodes);\n\n\t\toldProps = oldVNode.props || EMPTY_OBJ;\n\n\t\tlet oldHtml = oldProps.dangerouslySetInnerHTML;\n\t\tlet newHtml = newProps.dangerouslySetInnerHTML;\n\n\t\t// During hydration, props are not diffed at all (including dangerouslySetInnerHTML)\n\t\t// @TODO we should warn in debug mode when props don't match here.\n\t\tif (!isHydrating) {\n\t\t\t// But, if we are in a situation where we are using existing DOM (e.g. replaceNode)\n\t\t\t// we should read the existing DOM attributes to diff them\n\t\t\tif (excessDomChildren != null) {\n\t\t\t\toldProps = {};\n\t\t\t\tfor (i = 0; i < dom.attributes.length; i++) {\n\t\t\t\t\toldProps[dom.attributes[i].name] = dom.attributes[i].value;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (newHtml || oldHtml) {\n\t\t\t\t// Avoid re-applying the same '__html' if it did not changed between re-render\n\t\t\t\tif (\n\t\t\t\t\t!newHtml ||\n\t\t\t\t\t((!oldHtml || newHtml.__html != oldHtml.__html) &&\n\t\t\t\t\t\tnewHtml.__html !== dom.innerHTML)\n\t\t\t\t) {\n\t\t\t\t\tdom.innerHTML = (newHtml && newHtml.__html) || '';\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tdiffProps(dom, newProps, oldProps, isSvg, isHydrating);\n\n\t\t// If the new vnode didn't have dangerouslySetInnerHTML, diff its children\n\t\tif (newHtml) {\n\t\t\tnewVNode._children = [];\n\t\t} else {\n\t\t\ti = newVNode.props.children;\n\t\t\tdiffChildren(\n\t\t\t\tdom,\n\t\t\t\tArray.isArray(i) ? i : [i],\n\t\t\t\tnewVNode,\n\t\t\t\toldVNode,\n\t\t\t\tglobalContext,\n\t\t\t\tisSvg && nodeType !== 'foreignObject',\n\t\t\t\texcessDomChildren,\n\t\t\t\tcommitQueue,\n\t\t\t\texcessDomChildren\n\t\t\t\t\t? excessDomChildren[0]\n\t\t\t\t\t: oldVNode._children && getDomSibling(oldVNode, 0),\n\t\t\t\tisHydrating\n\t\t\t);\n\n\t\t\t// Remove children that are not part of any vnode.\n\t\t\tif (excessDomChildren != null) {\n\t\t\t\tfor (i = excessDomChildren.length; i--; ) {\n\t\t\t\t\tif (excessDomChildren[i] != null) removeNode(excessDomChildren[i]);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// (as above, don't diff props during hydration)\n\t\tif (!isHydrating) {\n\t\t\tif (\n\t\t\t\t'value' in newProps &&\n\t\t\t\t(i = newProps.value) !== undefined &&\n\t\t\t\t// #2756 For the -element the initial value is 0,\n\t\t\t\t// despite the attribute not being present. When the attribute\n\t\t\t\t// is missing the progress bar is treated as indeterminate.\n\t\t\t\t// To fix that we'll always update it when it is 0 for progress elements\n\t\t\t\t(i !== dom.value ||\n\t\t\t\t\t(nodeType === 'progress' && !i) ||\n\t\t\t\t\t// This is only for IE 11 to fix value not being updated.\n\t\t\t\t\t// To avoid a stale select value we need to set the option.value\n\t\t\t\t\t// again, which triggers IE11 to re-evaluate the select value\n\t\t\t\t\t(nodeType === 'option' && i !== oldProps.value))\n\t\t\t) {\n\t\t\t\tsetProperty(dom, 'value', i, oldProps.value, false);\n\t\t\t}\n\t\t\tif (\n\t\t\t\t'checked' in newProps &&\n\t\t\t\t(i = newProps.checked) !== undefined &&\n\t\t\t\ti !== dom.checked\n\t\t\t) {\n\t\t\t\tsetProperty(dom, 'checked', i, oldProps.checked, false);\n\t\t\t}\n\t\t}\n\t}\n\n\treturn dom;\n}\n\n/**\n * Invoke or update a ref, depending on whether it is a function or object ref.\n * @param {object|function} ref\n * @param {any} value\n * @param {import('../internal').VNode} vnode\n */\nexport function applyRef(ref, value, vnode) {\n\ttry {\n\t\tif (typeof ref == 'function') ref(value);\n\t\telse ref.current = value;\n\t} catch (e) {\n\t\toptions._catchError(e, vnode);\n\t}\n}\n\n/**\n * Unmount a virtual node from the tree and apply DOM changes\n * @param {import('../internal').VNode} vnode The virtual node to unmount\n * @param {import('../internal').VNode} parentVNode The parent of the VNode that\n * initiated the unmount\n * @param {boolean} [skipRemove] Flag that indicates that a parent node of the\n * current element is already detached from the DOM.\n */\nexport function unmount(vnode, parentVNode, skipRemove) {\n\tlet r;\n\tif (options.unmount) options.unmount(vnode);\n\n\tif ((r = vnode.ref)) {\n\t\tif (!r.current || r.current === vnode._dom) {\n\t\t\tapplyRef(r, null, parentVNode);\n\t\t}\n\t}\n\n\tif ((r = vnode._component) != null) {\n\t\tif (r.componentWillUnmount) {\n\t\t\ttry {\n\t\t\t\tr.componentWillUnmount();\n\t\t\t} catch (e) {\n\t\t\t\toptions._catchError(e, parentVNode);\n\t\t\t}\n\t\t}\n\n\t\tr.base = r._parentDom = null;\n\t\tvnode._component = undefined;\n\t}\n\n\tif ((r = vnode._children)) {\n\t\tfor (let i = 0; i < r.length; i++) {\n\t\t\tif (r[i]) {\n\t\t\t\tunmount(\n\t\t\t\t\tr[i],\n\t\t\t\t\tparentVNode,\n\t\t\t\t\tskipRemove || typeof vnode.type !== 'function'\n\t\t\t\t);\n\t\t\t}\n\t\t}\n\t}\n\n\tif (!skipRemove && vnode._dom != null) {\n\t\tremoveNode(vnode._dom);\n\t}\n\n\t// Must be set to `undefined` to properly clean up `_nextDom`\n\t// for which `null` is a valid value. See comment in `create-element.js`\n\tvnode._parent = vnode._dom = vnode._nextDom = undefined;\n}\n\n/** The `.render()` method for a PFC backing instance. */\nfunction doRender(props, state, context) {\n\treturn this.constructor(props, context);\n}\n","import { EMPTY_OBJ } from './constants';\nimport { commitRoot, diff } from './diff/index';\nimport { createElement, Fragment } from './create-element';\nimport options from './options';\nimport { slice } from './util';\n\n/**\n * Render a Preact virtual node into a DOM element\n * @param {import('./internal').ComponentChild} vnode The virtual node to render\n * @param {import('./internal').PreactElement} parentDom The DOM element to\n * render into\n * @param {import('./internal').PreactElement | object} [replaceNode] Optional: Attempt to re-use an\n * existing DOM tree rooted at `replaceNode`\n */\nexport function render(vnode, parentDom, replaceNode) {\n\tif (options._root) options._root(vnode, parentDom);\n\n\t// We abuse the `replaceNode` parameter in `hydrate()` to signal if we are in\n\t// hydration mode or not by passing the `hydrate` function instead of a DOM\n\t// element..\n\tlet isHydrating = typeof replaceNode === 'function';\n\n\t// To be able to support calling `render()` multiple times on the same\n\t// DOM node, we need to obtain a reference to the previous tree. We do\n\t// this by assigning a new `_children` property to DOM nodes which points\n\t// to the last rendered tree. By default this property is not present, which\n\t// means that we are mounting a new tree for the first time.\n\tlet oldVNode = isHydrating\n\t\t? null\n\t\t: (replaceNode && replaceNode._children) || parentDom._children;\n\n\tvnode = (\n\t\t(!isHydrating && replaceNode) ||\n\t\tparentDom\n\t)._children = createElement(Fragment, null, [vnode]);\n\n\t// List of effects that need to be called after diffing.\n\tlet commitQueue = [];\n\tdiff(\n\t\tparentDom,\n\t\t// Determine the new vnode tree and store it on the DOM element on\n\t\t// our custom `_children` property.\n\t\tvnode,\n\t\toldVNode || EMPTY_OBJ,\n\t\tEMPTY_OBJ,\n\t\tparentDom.ownerSVGElement !== undefined,\n\t\t!isHydrating && replaceNode\n\t\t\t? [replaceNode]\n\t\t\t: oldVNode\n\t\t\t? null\n\t\t\t: parentDom.firstChild\n\t\t\t? slice.call(parentDom.childNodes)\n\t\t\t: null,\n\t\tcommitQueue,\n\t\t!isHydrating && replaceNode\n\t\t\t? replaceNode\n\t\t\t: oldVNode\n\t\t\t? oldVNode._dom\n\t\t\t: parentDom.firstChild,\n\t\tisHydrating\n\t);\n\n\t// Flush all queued effects\n\tcommitRoot(commitQueue, vnode);\n}\n\n/**\n * Update an existing DOM element with data from a Preact virtual node\n * @param {import('./internal').ComponentChild} vnode The virtual node to render\n * @param {import('./internal').PreactElement} parentDom The DOM element to\n * update\n */\nexport function hydrate(vnode, parentDom) {\n\trender(vnode, parentDom, hydrate);\n}\n","/**\n * Find the closest error boundary to a thrown error and call it\n * @param {object} error The thrown value\n * @param {import('../internal').VNode} vnode The vnode that threw\n * the error that was caught (except for unmounting when this parameter\n * is the highest parent that was being unmounted)\n * @param {import('../internal').VNode} [oldVNode]\n * @param {import('../internal').ErrorInfo} [errorInfo]\n */\nexport function _catchError(error, vnode, oldVNode, errorInfo) {\n\t/** @type {import('../internal').Component} */\n\tlet component, ctor, handled;\n\n\tfor (; (vnode = vnode._parent); ) {\n\t\tif ((component = vnode._component) && !component._processingException) {\n\t\t\ttry {\n\t\t\t\tctor = component.constructor;\n\n\t\t\t\tif (ctor && ctor.getDerivedStateFromError != null) {\n\t\t\t\t\tcomponent.setState(ctor.getDerivedStateFromError(error));\n\t\t\t\t\thandled = component._dirty;\n\t\t\t\t}\n\n\t\t\t\tif (component.componentDidCatch != null) {\n\t\t\t\t\tcomponent.componentDidCatch(error, errorInfo || {});\n\t\t\t\t\thandled = component._dirty;\n\t\t\t\t}\n\n\t\t\t\t// This is an error boundary. 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\ No newline at end of file diff --git a/static/js/lib/signals/signals-core.d.ts b/static/js/lib/signals/signals-core.d.ts new file mode 100644 index 0000000..c4a5582 --- /dev/null +++ b/static/js/lib/signals/signals-core.d.ts @@ -0,0 +1,17 @@ +declare function batch(callback: () => T): T; +declare class Signal { + constructor(value?: T); + subscribe(fn: (value: T) => void): () => void; + valueOf(): T; + toString(): string; + peek(): T; + get value(): T; + set value(value: T); +} +declare function signal(value: T): Signal; +interface ReadonlySignal extends Signal { + readonly value: T; +} +declare function computed(compute: () => T): ReadonlySignal; +declare function effect(compute: () => unknown): () => void; +export { signal, computed, effect, batch, Signal, ReadonlySignal }; diff --git a/static/js/lib/signals/signals-core.js b/static/js/lib/signals/signals-core.js new file mode 100644 index 0000000..333bf4c --- /dev/null +++ b/static/js/lib/signals/signals-core.js @@ -0,0 +1,2 @@ +function i(){throw new Error("Cycle detected")}var t=1,h=2,o=4,r=8,s=32;function n(){if(!(e>1)){var i,t=!1;while(void 0!==v){var o=v;v=void 0;u++;while(void 0!==o){var s=o.o;o.o=void 0;o.f&=~h;if(!(o.f&r)&&l(o))try{o.c()}catch(h){if(!t){i=h;t=!0}}o=s}}u=0;e--;if(t)throw i}else e--}var f=void 0,v=void 0,e=0,u=0,d=0;function c(i){if(void 0!==f){var t=i.n;if(void 0===t||t.t!==f){f.s=t={i:0,S:i,p:void 0,n:f.s,t:f,e:void 0,x:void 0,r:t};i.n=t;if(f.f&s)i.S(t);return t}else if(-1===t.i){t.i=0;if(void 0!==t.p){t.p.n=t.n;if(void 0!==t.n)t.n.p=t.p;t.p=void 0;t.n=f.s;f.s.p=t;f.s=t}return t}}}function a(i){this.v=i;this.i=0;this.n=void 0;this.t=void 0}a.prototype.h=function(){return!0};a.prototype.S=function(i){if(this.t!==i&&void 0===i.e){i.x=this.t;if(void 0!==this.t)this.t.e=i;this.t=i}};a.prototype.U=function(i){var t=i.e,h=i.x;if(void 0!==t){t.x=h;i.e=void 0}if(void 0!==h){h.e=t;i.x=void 0}if(i===this.t)this.t=h};a.prototype.subscribe=function(i){var t=this;return O(function(){var h=t.value,o=this.f&s;this.f&=~s;try{i(h)}finally{this.f|=o}})};a.prototype.valueOf=function(){return this.value};a.prototype.toString=function(){return this.value+""};a.prototype.peek=function(){return this.v};Object.defineProperty(a.prototype,"value",{get:function(){var i=c(this);if(void 0!==i)i.i=this.i;return this.v},set:function(t){if(t!==this.v){if(u>100)i();this.v=t;this.i++;d++;e++;try{for(var h=this.t;void 0!==h;h=h.x)h.t.N()}finally{n()}}}});function l(i){for(var t=i.s;void 0!==t;t=t.n)if(t.S.i!==t.i||!t.S.h()||t.S.i!==t.i)return!0;return!1}function w(i){for(var t=i.s;void 0!==t;t=t.n){var h=t.S.n;if(void 0!==h)t.r=h;t.S.n=t;t.i=-1}}function y(i){var t=i.s,h=void 0;while(void 0!==t){var o=t.n;if(-1===t.i){t.S.U(t);t.n=void 0}else{if(void 0!==h)h.p=t;t.p=void 0;t.n=h;h=t}t.S.n=t.r;if(void 0!==t.r)t.r=void 0;t=o}i.s=h}function p(i){a.call(this,void 0);this.x=i;this.s=void 0;this.g=d-1;this.f=o}(p.prototype=new a).h=function(){this.f&=~h;if(this.f&t)return!1;if((this.f&(o|s))===s)return!0;this.f&=~o;if(this.g===d)return!0;this.g=d;this.f|=t;if(this.i>0&&!l(this)){this.f&=~t;return!0}var i=f;try{w(this);f=this;var r=this.x();if(16&this.f||this.v!==r||0===this.i){this.v=r;this.f&=-17;this.i++}}catch(i){this.v=i;this.f|=16;this.i++}f=i;y(this);this.f&=~t;return!0};p.prototype.S=function(i){if(void 0===this.t){this.f|=o|s;for(var t=this.s;void 0!==t;t=t.n)t.S.S(t)}a.prototype.S.call(this,i)};p.prototype.U=function(i){a.prototype.U.call(this,i);if(void 0===this.t){this.f&=~s;for(var t=this.s;void 0!==t;t=t.n)t.S.U(t)}};p.prototype.N=function(){if(!(this.f&h)){this.f|=o|h;for(var i=this.t;void 0!==i;i=i.x)i.t.N()}};p.prototype.peek=function(){if(!this.h())i();if(16&this.f)throw this.v;return this.v};Object.defineProperty(p.prototype,"value",{get:function(){if(this.f&t)i();var h=c(this);this.h();if(void 0!==h)h.i=this.i;if(16&this.f)throw this.v;return this.v}});function _(i){var h=i.u;i.u=void 0;if("function"==typeof h){e++;var o=f;f=void 0;try{h()}catch(h){i.f&=~t;i.f|=r;x(i);throw h}finally{f=o;n()}}}function x(i){for(var t=i.s;void 0!==t;t=t.n)t.S.U(t);i.x=void 0;i.s=void 0;_(i)}function g(i){if(f!==this)throw new Error("Out-of-order effect");y(this);f=i;this.f&=~t;if(this.f&r)x(this);n()}function b(i){this.x=i;this.u=void 0;this.s=void 0;this.o=void 0;this.f=s}b.prototype.c=function(){var i=this.S();try{if(!(this.f&r)&&void 0!==this.x)this.u=this.x()}finally{i()}};b.prototype.S=function(){if(this.f&t)i();this.f|=t;this.f&=~r;_(this);w(this);e++;var h=f;f=this;return g.bind(this,h)};b.prototype.N=function(){if(!(this.f&h)){this.f|=h;this.o=v;v=this}};b.prototype.d=function(){this.f|=r;if(!(this.f&t))x(this)};function O(i){var t=new b(i);t.c();return t.d.bind(t)}exports.Signal=a;exports.batch=function(i){if(e>0)return i();e++;try{return i()}finally{n()}};exports.computed=function(i){return new p(i)};exports.effect=O;exports.signal=function(i){return new a(i)}; +//# sourceMappingURL=signals-core.js.map diff --git a/static/js/lib/signals/signals-core.js.map b/static/js/lib/signals/signals-core.js.map new file mode 100644 index 0000000..d8c689a --- /dev/null +++ b/static/js/lib/signals/signals-core.js.map @@ -0,0 +1 @@ +{"version":3,"file":"signals-core.js","sources":["../src/index.ts"],"sourcesContent":["function cycleDetected(): never {\n\tthrow new Error(\"Cycle detected\");\n}\n\n// Flags for Computed and Effect.\nconst RUNNING = 1 << 0;\nconst NOTIFIED = 1 << 1;\nconst OUTDATED = 1 << 2;\nconst DISPOSED = 1 << 3;\nconst HAS_ERROR = 1 << 4;\nconst TRACKING = 1 << 5;\n\n// A linked list node used to track dependencies (sources) and dependents (targets).\n// Also used to remember the source's last version number that the target saw.\ntype Node = {\n\t// A source whose value the target depends on.\n\t_source: Signal;\n\t_prevSource?: Node;\n\t_nextSource?: Node;\n\n\t// A target that depends on the source and should be notified when the source changes.\n\t_target: Computed | Effect;\n\t_prevTarget?: Node;\n\t_nextTarget?: Node;\n\n\t// The version number of the source that target has last seen. We use version numbers\n\t// instead of storing the source value, because source values can take arbitrary amount\n\t// of memory, and computeds could hang on to them forever because they're lazily evaluated.\n\t// Use the special value -1 to mark potentially unused but recyclable nodes.\n\t_version: number;\n\n\t// Used to remember & roll back the source's previous `._node` value when entering &\n\t// exiting a new evaluation context.\n\t_rollbackNode?: Node;\n};\n\nfunction startBatch() {\n\tbatchDepth++;\n}\n\nfunction endBatch() {\n\tif (batchDepth > 1) {\n\t\tbatchDepth--;\n\t\treturn;\n\t}\n\n\tlet error: unknown;\n\tlet hasError = false;\n\n\twhile (batchedEffect !== undefined) {\n\t\tlet effect: Effect | undefined = batchedEffect;\n\t\tbatchedEffect = undefined;\n\n\t\tbatchIteration++;\n\n\t\twhile (effect !== undefined) {\n\t\t\tconst next: Effect | undefined = effect._nextBatchedEffect;\n\t\t\teffect._nextBatchedEffect = undefined;\n\t\t\teffect._flags &= ~NOTIFIED;\n\n\t\t\tif (!(effect._flags & DISPOSED) && needsToRecompute(effect)) {\n\t\t\t\ttry {\n\t\t\t\t\teffect._callback();\n\t\t\t\t} catch (err) {\n\t\t\t\t\tif (!hasError) {\n\t\t\t\t\t\terror = err;\n\t\t\t\t\t\thasError = true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\teffect = next;\n\t\t}\n\t}\n\tbatchIteration = 0;\n\tbatchDepth--;\n\n\tif (hasError) {\n\t\tthrow error;\n\t}\n}\n\nfunction batch(callback: () => T): T {\n\tif (batchDepth > 0) {\n\t\treturn callback();\n\t}\n\t/*@__INLINE__**/ startBatch();\n\ttry {\n\t\treturn callback();\n\t} finally {\n\t\tendBatch();\n\t}\n}\n\n// Currently evaluated computed or effect.\nlet evalContext: Computed | Effect | undefined = undefined;\n\n// Effects collected into a batch.\nlet batchedEffect: Effect | undefined = undefined;\nlet batchDepth = 0;\nlet batchIteration = 0;\n\n// A global version number for signals, used for fast-pathing repeated\n// computed.peek()/computed.value calls when nothing has changed globally.\nlet globalVersion = 0;\n\nfunction addDependency(signal: Signal): Node | undefined {\n\tif (evalContext === undefined) {\n\t\treturn undefined;\n\t}\n\n\tlet node = signal._node;\n\tif (node === undefined || node._target !== evalContext) {\n\t\t// `signal` is a new dependency. Create a new node dependency node, move it\n\t\t// to the front of the current context's dependency list.\n\t\tnode = {\n\t\t\t_version: 0,\n\t\t\t_source: signal,\n\t\t\t_prevSource: undefined,\n\t\t\t_nextSource: evalContext._sources,\n\t\t\t_target: evalContext,\n\t\t\t_prevTarget: undefined,\n\t\t\t_nextTarget: undefined,\n\t\t\t_rollbackNode: node,\n\t\t};\n\t\tevalContext._sources = node;\n\t\tsignal._node = node;\n\n\t\t// Subscribe to change notifications from this dependency if we're in an effect\n\t\t// OR evaluating a computed signal that in turn has subscribers.\n\t\tif (evalContext._flags & TRACKING) {\n\t\t\tsignal._subscribe(node);\n\t\t}\n\t\treturn node;\n\t} else if (node._version === -1) {\n\t\t// `signal` is an existing dependency from a previous evaluation. Reuse it.\n\t\tnode._version = 0;\n\n\t\t// If `node` is not already the current head of the dependency list (i.e.\n\t\t// there is a previous node in the list), then make `node` the new head.\n\t\tif (node._prevSource !== undefined) {\n\t\t\tnode._prevSource._nextSource = node._nextSource;\n\t\t\tif (node._nextSource !== undefined) {\n\t\t\t\tnode._nextSource._prevSource = node._prevSource;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = evalContext._sources;\n\t\t\t// evalCotext._sources must be !== undefined (and !== node), because\n\t\t\t// `node` was originally pointing to some previous node.\n\t\t\tevalContext._sources!._prevSource = node;\n\t\t\tevalContext._sources = node;\n\t\t}\n\n\t\t// We can assume that the currently evaluated effect / computed signal is already\n\t\t// subscribed to change notifications from `signal` if needed.\n\t\treturn node;\n\t}\n\treturn undefined;\n}\n\ndeclare class Signal {\n\t/** @internal */\n\t_value: unknown;\n\n\t/** @internal\n\t * Version numbers should always be >= 0, because the special value -1 is used\n\t * by Nodes to signify potentially unused but recyclable notes.\n\t */\n\t_version: number;\n\n\t/** @internal */\n\t_node?: Node;\n\n\t/** @internal */\n\t_targets?: Node;\n\n\tconstructor(value?: T);\n\n\t/** @internal */\n\t_refresh(): boolean;\n\n\t/** @internal */\n\t_subscribe(node: Node): void;\n\n\t/** @internal */\n\t_unsubscribe(node: Node): void;\n\n\tsubscribe(fn: (value: T) => void): () => void;\n\n\tvalueOf(): T;\n\n\ttoString(): string;\n\n\tpeek(): T;\n\n\tget value(): T;\n\tset value(value: T);\n}\n\n/** @internal */\nfunction Signal(this: Signal, value?: unknown) {\n\tthis._value = value;\n\tthis._version = 0;\n\tthis._node = undefined;\n\tthis._targets = undefined;\n}\n\nSignal.prototype._refresh = function () {\n\treturn true;\n};\n\nSignal.prototype._subscribe = function (node) {\n\tif (this._targets !== node && node._prevTarget === undefined) {\n\t\tnode._nextTarget = this._targets;\n\t\tif (this._targets !== undefined) {\n\t\t\tthis._targets._prevTarget = node;\n\t\t}\n\t\tthis._targets = node;\n\t}\n};\n\nSignal.prototype._unsubscribe = function (node) {\n\tconst prev = node._prevTarget;\n\tconst next = node._nextTarget;\n\tif (prev !== undefined) {\n\t\tprev._nextTarget = next;\n\t\tnode._prevTarget = undefined;\n\t}\n\tif (next !== undefined) {\n\t\tnext._prevTarget = prev;\n\t\tnode._nextTarget = undefined;\n\t}\n\tif (node === this._targets) {\n\t\tthis._targets = next;\n\t}\n};\n\nSignal.prototype.subscribe = function (fn) {\n\tconst signal = this;\n\treturn effect(function (this: Effect) {\n\t\tconst value = signal.value;\n\t\tconst flag = this._flags & TRACKING;\n\t\tthis._flags &= ~TRACKING;\n\t\ttry {\n\t\t\tfn(value);\n\t\t} finally {\n\t\t\tthis._flags |= flag;\n\t\t}\n\t});\n};\n\nSignal.prototype.valueOf = function () {\n\treturn this.value;\n};\n\nSignal.prototype.toString = function () {\n\treturn this.value + \"\";\n};\n\nSignal.prototype.peek = function () {\n\treturn this._value;\n};\n\nObject.defineProperty(Signal.prototype, \"value\", {\n\tget() {\n\t\tconst node = addDependency(this);\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\treturn this._value;\n\t},\n\tset(value) {\n\t\tif (value !== this._value) {\n\t\t\tif (batchIteration > 100) {\n\t\t\t\tcycleDetected();\n\t\t\t}\n\n\t\t\tthis._value = value;\n\t\t\tthis._version++;\n\t\t\tglobalVersion++;\n\n\t\t\t/**@__INLINE__*/ startBatch();\n\t\t\ttry {\n\t\t\t\tfor (\n\t\t\t\t\tlet node = this._targets;\n\t\t\t\t\tnode !== undefined;\n\t\t\t\t\tnode = node._nextTarget\n\t\t\t\t) {\n\t\t\t\t\tnode._target._notify();\n\t\t\t\t}\n\t\t\t} finally {\n\t\t\t\tendBatch();\n\t\t\t}\n\t\t}\n\t},\n});\n\nfunction signal(value: T): Signal {\n\treturn new Signal(value);\n}\n\nfunction needsToRecompute(target: Computed | Effect): boolean {\n\t// Check the dependencies for changed values. The dependency list is already\n\t// in order of use. Therefore if multiple dependencies have changed values, only\n\t// the first used dependency is re-evaluated at this point.\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\t// If there's a new version of the dependency before or after refreshing,\n\t\t// or the dependency has something blocking it from refreshing at all (e.g. a\n\t\t// dependency cycle), then we need to recompute.\n\t\tif (\n\t\t\tnode._source._version !== node._version ||\n\t\t\t!node._source._refresh() ||\n\t\t\tnode._source._version !== node._version\n\t\t) {\n\t\t\treturn true;\n\t\t}\n\t}\n\t// If none of the dependencies have changed values since last recompute then the\n\t// there's no need to recompute.\n\treturn false;\n}\n\nfunction prepareSources(target: Computed | Effect) {\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tconst rollbackNode = node._source._node;\n\t\tif (rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = rollbackNode;\n\t\t}\n\t\tnode._source._node = node;\n\t\tnode._version = -1;\n\t}\n}\n\nfunction cleanupSources(target: Computed | Effect) {\n\t// At this point target._sources is a mishmash of current & former dependencies.\n\t// The current dependencies are also in a reverse order of use.\n\t// Therefore build a new, reverted list of dependencies containing only the current\n\t// dependencies in a proper order of use.\n\t// Drop former dependencies from the list and unsubscribe from their change notifications.\n\n\tlet node = target._sources;\n\tlet sources = undefined;\n\twhile (node !== undefined) {\n\t\tconst next = node._nextSource;\n\t\tif (node._version === -1) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t\tnode._nextSource = undefined;\n\t\t} else {\n\t\t\tif (sources !== undefined) {\n\t\t\t\tsources._prevSource = node;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = sources;\n\t\t\tsources = node;\n\t\t}\n\n\t\tnode._source._node = node._rollbackNode;\n\t\tif (node._rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = undefined;\n\t\t}\n\t\tnode = next;\n\t}\n\ttarget._sources = sources;\n}\n\ndeclare class Computed extends Signal {\n\t_compute: () => T;\n\t_sources?: Node;\n\t_globalVersion: number;\n\t_flags: number;\n\n\tconstructor(compute: () => T);\n\n\t_notify(): void;\n\tget value(): T;\n}\n\nfunction Computed(this: Computed, compute: () => unknown) {\n\tSignal.call(this, undefined);\n\n\tthis._compute = compute;\n\tthis._sources = undefined;\n\tthis._globalVersion = globalVersion - 1;\n\tthis._flags = OUTDATED;\n}\n\nComputed.prototype = new Signal() as Computed;\n\nComputed.prototype._refresh = function () {\n\tthis._flags &= ~NOTIFIED;\n\n\tif (this._flags & RUNNING) {\n\t\treturn false;\n\t}\n\n\t// If this computed signal has subscribed to updates from its dependencies\n\t// (TRACKING flag set) and none of them have notified about changes (OUTDATED\n\t// flag not set), then the computed value can't have changed.\n\tif ((this._flags & (OUTDATED | TRACKING)) === TRACKING) {\n\t\treturn true;\n\t}\n\tthis._flags &= ~OUTDATED;\n\n\tif (this._globalVersion === globalVersion) {\n\t\treturn true;\n\t}\n\tthis._globalVersion = globalVersion;\n\n\t// Mark this computed signal running before checking the dependencies for value\n\t// changes, so that the RUNNIN flag can be used to notice cyclical dependencies.\n\tthis._flags |= RUNNING;\n\tif (this._version > 0 && !needsToRecompute(this)) {\n\t\tthis._flags &= ~RUNNING;\n\t\treturn true;\n\t}\n\n\tconst prevContext = evalContext;\n\ttry {\n\t\tprepareSources(this);\n\t\tevalContext = this;\n\t\tconst value = this._compute();\n\t\tif (\n\t\t\tthis._flags & HAS_ERROR ||\n\t\t\tthis._value !== value ||\n\t\t\tthis._version === 0\n\t\t) {\n\t\t\tthis._value = value;\n\t\t\tthis._flags &= ~HAS_ERROR;\n\t\t\tthis._version++;\n\t\t}\n\t} catch (err) {\n\t\tthis._value = err;\n\t\tthis._flags |= HAS_ERROR;\n\t\tthis._version++;\n\t}\n\tevalContext = prevContext;\n\tcleanupSources(this);\n\tthis._flags &= ~RUNNING;\n\treturn true;\n};\n\nComputed.prototype._subscribe = function (node) {\n\tif (this._targets === undefined) {\n\t\tthis._flags |= OUTDATED | TRACKING;\n\n\t\t// A computed signal subscribes lazily to its dependencies when the it\n\t\t// gets its first subscriber.\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._subscribe(node);\n\t\t}\n\t}\n\tSignal.prototype._subscribe.call(this, node);\n};\n\nComputed.prototype._unsubscribe = function (node) {\n\tSignal.prototype._unsubscribe.call(this, node);\n\n\t// Computed signal unsubscribes from its dependencies from it loses its last subscriber.\n\tif (this._targets === undefined) {\n\t\tthis._flags &= ~TRACKING;\n\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t}\n\t}\n};\n\nComputed.prototype._notify = function () {\n\tif (!(this._flags & NOTIFIED)) {\n\t\tthis._flags |= OUTDATED | NOTIFIED;\n\n\t\tfor (\n\t\t\tlet node = this._targets;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextTarget\n\t\t) {\n\t\t\tnode._target._notify();\n\t\t}\n\t}\n};\n\nComputed.prototype.peek = function () {\n\tif (!this._refresh()) {\n\t\tcycleDetected();\n\t}\n\tif (this._flags & HAS_ERROR) {\n\t\tthrow this._value;\n\t}\n\treturn this._value;\n};\n\nObject.defineProperty(Computed.prototype, \"value\", {\n\tget() {\n\t\tif (this._flags & RUNNING) {\n\t\t\tcycleDetected();\n\t\t}\n\t\tconst node = addDependency(this);\n\t\tthis._refresh();\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\tif (this._flags & HAS_ERROR) {\n\t\t\tthrow this._value;\n\t\t}\n\t\treturn this._value;\n\t},\n});\n\ninterface ReadonlySignal extends Signal {\n\treadonly value: T;\n}\n\nfunction computed(compute: () => T): ReadonlySignal {\n\treturn new Computed(compute);\n}\n\nfunction cleanupEffect(effect: Effect) {\n\tconst cleanup = effect._cleanup;\n\teffect._cleanup = undefined;\n\n\tif (typeof cleanup === \"function\") {\n\t\t/*@__INLINE__**/ startBatch();\n\n\t\t// Run cleanup functions always outside of any context.\n\t\tconst prevContext = evalContext;\n\t\tevalContext = undefined;\n\t\ttry {\n\t\t\tcleanup();\n\t\t} catch (err) {\n\t\t\teffect._flags &= ~RUNNING;\n\t\t\teffect._flags |= DISPOSED;\n\t\t\tdisposeEffect(effect);\n\t\t\tthrow err;\n\t\t} finally {\n\t\t\tevalContext = prevContext;\n\t\t\tendBatch();\n\t\t}\n\t}\n}\n\nfunction disposeEffect(effect: Effect) {\n\tfor (\n\t\tlet node = effect._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tnode._source._unsubscribe(node);\n\t}\n\teffect._compute = undefined;\n\teffect._sources = undefined;\n\n\tcleanupEffect(effect);\n}\n\nfunction endEffect(this: Effect, prevContext?: Computed | Effect) {\n\tif (evalContext !== this) {\n\t\tthrow new Error(\"Out-of-order effect\");\n\t}\n\tcleanupSources(this);\n\tevalContext = prevContext;\n\n\tthis._flags &= ~RUNNING;\n\tif (this._flags & DISPOSED) {\n\t\tdisposeEffect(this);\n\t}\n\tendBatch();\n}\n\ndeclare class Effect {\n\t_compute?: () => unknown;\n\t_cleanup?: unknown;\n\t_sources?: Node;\n\t_nextBatchedEffect?: Effect;\n\t_flags: number;\n\n\tconstructor(compute: () => void);\n\n\t_callback(): void;\n\t_start(): () => void;\n\t_notify(): void;\n\t_dispose(): void;\n}\n\nfunction Effect(this: Effect, compute: () => void) {\n\tthis._compute = compute;\n\tthis._cleanup = undefined;\n\tthis._sources = undefined;\n\tthis._nextBatchedEffect = undefined;\n\tthis._flags = TRACKING;\n}\n\nEffect.prototype._callback = function () {\n\tconst finish = this._start();\n\ttry {\n\t\tif (!(this._flags & DISPOSED) && this._compute !== undefined) {\n\t\t\tthis._cleanup = this._compute();\n\t\t}\n\t} finally 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0!==t;t=t.n)t.S.U(t)}};_.prototype.N=function(){if(!(this.f&n)){this.f|=h|n;for(var i=this.t;void 0!==i;i=i.x)i.t.N()}};_.prototype.peek=function(){if(!this.h())t();if(16&this.f)throw this.v;return this.v};Object.defineProperty(_.prototype,"value",{get:function(){if(this.f&o)t();var i=a(this);this.h();if(void 0!==i)i.i=this.i;if(16&this.f)throw this.v;return this.v}});function g(i){var t=i.u;i.u=void 0;if("function"==typeof t){u++;var n=e;e=void 0;try{t()}catch(t){i.f&=~o;i.f|=s;b(i);throw t}finally{e=n;f()}}}function b(i){for(var t=i.s;void 0!==t;t=t.n)t.S.U(t);i.x=void 0;i.s=void 0;g(i)}function x(i){if(e!==this)throw new Error("Out-of-order effect");p(this);e=i;this.f&=~o;if(this.f&s)b(this);f()}function T(i){this.x=i;this.u=void 0;this.s=void 0;this.o=void 0;this.f=r}T.prototype.c=function(){var i=this.S();try{if(!(this.f&s)&&void 0!==this.x)this.u=this.x()}finally{i()}};T.prototype.S=function(){if(this.f&o)t();this.f|=o;this.f&=~s;g(this);w(this);u++;var i=e;e=this;return x.bind(this,i)};T.prototype.N=function(){if(!(this.f&n)){this.f|=n;this.o=v;v=this}};T.prototype.d=function(){this.f|=s;if(!(this.f&o))b(this)};function j(i){var t=new T(i);t.c();return t.d.bind(t)}i.Signal=l;i.batch=function(i){if(u>0)return i();u++;try{return i()}finally{f()}};i.computed=function(i){return new _(i)};i.effect=j;i.signal=function(i){return new l(i)}}); +//# sourceMappingURL=signals-core.min.js.map diff --git a/static/js/lib/signals/signals-core.min.js.map b/static/js/lib/signals/signals-core.min.js.map new file mode 100644 index 0000000..53a2e0b --- /dev/null +++ b/static/js/lib/signals/signals-core.min.js.map @@ -0,0 +1 @@ +{"version":3,"file":"signals-core.min.js","sources":["../src/index.ts"],"sourcesContent":["function cycleDetected(): never {\n\tthrow new Error(\"Cycle detected\");\n}\n\n// Flags for Computed and Effect.\nconst RUNNING = 1 << 0;\nconst NOTIFIED = 1 << 1;\nconst OUTDATED = 1 << 2;\nconst DISPOSED = 1 << 3;\nconst HAS_ERROR = 1 << 4;\nconst TRACKING = 1 << 5;\n\n// A linked list node used to track dependencies (sources) and dependents (targets).\n// Also used to remember the source's last version number that the target saw.\ntype Node = {\n\t// A source whose value the target depends on.\n\t_source: Signal;\n\t_prevSource?: Node;\n\t_nextSource?: Node;\n\n\t// A target that depends on the source and should be notified when the source changes.\n\t_target: Computed | Effect;\n\t_prevTarget?: Node;\n\t_nextTarget?: Node;\n\n\t// The version number of the source that target has last seen. We use version numbers\n\t// instead of storing the source value, because source values can take arbitrary amount\n\t// of memory, and computeds could hang on to them forever because they're lazily evaluated.\n\t// Use the special value -1 to mark potentially unused but recyclable nodes.\n\t_version: number;\n\n\t// Used to remember & roll back the source's previous `._node` value when entering &\n\t// exiting a new evaluation context.\n\t_rollbackNode?: Node;\n};\n\nfunction startBatch() {\n\tbatchDepth++;\n}\n\nfunction endBatch() {\n\tif (batchDepth > 1) {\n\t\tbatchDepth--;\n\t\treturn;\n\t}\n\n\tlet error: unknown;\n\tlet hasError = false;\n\n\twhile (batchedEffect !== undefined) {\n\t\tlet effect: Effect | undefined = batchedEffect;\n\t\tbatchedEffect = undefined;\n\n\t\tbatchIteration++;\n\n\t\twhile (effect !== undefined) {\n\t\t\tconst next: Effect | undefined = effect._nextBatchedEffect;\n\t\t\teffect._nextBatchedEffect = undefined;\n\t\t\teffect._flags &= ~NOTIFIED;\n\n\t\t\tif (!(effect._flags & DISPOSED) && needsToRecompute(effect)) {\n\t\t\t\ttry {\n\t\t\t\t\teffect._callback();\n\t\t\t\t} catch (err) {\n\t\t\t\t\tif (!hasError) {\n\t\t\t\t\t\terror = err;\n\t\t\t\t\t\thasError = true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\teffect = next;\n\t\t}\n\t}\n\tbatchIteration = 0;\n\tbatchDepth--;\n\n\tif (hasError) {\n\t\tthrow error;\n\t}\n}\n\nfunction batch(callback: () => T): T {\n\tif (batchDepth > 0) {\n\t\treturn callback();\n\t}\n\t/*@__INLINE__**/ startBatch();\n\ttry {\n\t\treturn callback();\n\t} finally {\n\t\tendBatch();\n\t}\n}\n\n// Currently evaluated computed or effect.\nlet evalContext: Computed | Effect | undefined = undefined;\n\n// Effects collected into a batch.\nlet batchedEffect: Effect | undefined = undefined;\nlet batchDepth = 0;\nlet batchIteration = 0;\n\n// A global version number for signals, used for fast-pathing repeated\n// computed.peek()/computed.value calls when nothing has changed globally.\nlet globalVersion = 0;\n\nfunction addDependency(signal: Signal): Node | undefined {\n\tif (evalContext === undefined) {\n\t\treturn undefined;\n\t}\n\n\tlet node = signal._node;\n\tif (node === undefined || node._target !== evalContext) {\n\t\t// `signal` is a new dependency. Create a new node dependency node, move it\n\t\t// to the front of the current context's dependency list.\n\t\tnode = {\n\t\t\t_version: 0,\n\t\t\t_source: signal,\n\t\t\t_prevSource: undefined,\n\t\t\t_nextSource: evalContext._sources,\n\t\t\t_target: evalContext,\n\t\t\t_prevTarget: undefined,\n\t\t\t_nextTarget: undefined,\n\t\t\t_rollbackNode: node,\n\t\t};\n\t\tevalContext._sources = node;\n\t\tsignal._node = node;\n\n\t\t// Subscribe to change notifications from this dependency if we're in an effect\n\t\t// OR evaluating a computed signal that in turn has subscribers.\n\t\tif (evalContext._flags & TRACKING) {\n\t\t\tsignal._subscribe(node);\n\t\t}\n\t\treturn node;\n\t} else if (node._version === -1) {\n\t\t// `signal` is an existing dependency from a previous evaluation. Reuse it.\n\t\tnode._version = 0;\n\n\t\t// If `node` is not already the current head of the dependency list (i.e.\n\t\t// there is a previous node in the list), then make `node` the new head.\n\t\tif (node._prevSource !== undefined) {\n\t\t\tnode._prevSource._nextSource = node._nextSource;\n\t\t\tif (node._nextSource !== undefined) {\n\t\t\t\tnode._nextSource._prevSource = node._prevSource;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = evalContext._sources;\n\t\t\t// evalCotext._sources must be !== undefined (and !== node), because\n\t\t\t// `node` was originally pointing to some previous node.\n\t\t\tevalContext._sources!._prevSource = node;\n\t\t\tevalContext._sources = node;\n\t\t}\n\n\t\t// We can assume that the currently evaluated effect / computed signal is already\n\t\t// subscribed to change notifications from `signal` if needed.\n\t\treturn node;\n\t}\n\treturn undefined;\n}\n\ndeclare class Signal {\n\t/** @internal */\n\t_value: unknown;\n\n\t/** @internal\n\t * Version numbers should always be >= 0, because the special value -1 is used\n\t * by Nodes to signify potentially unused but recyclable notes.\n\t */\n\t_version: number;\n\n\t/** @internal */\n\t_node?: Node;\n\n\t/** @internal */\n\t_targets?: Node;\n\n\tconstructor(value?: T);\n\n\t/** @internal */\n\t_refresh(): boolean;\n\n\t/** @internal */\n\t_subscribe(node: Node): void;\n\n\t/** @internal */\n\t_unsubscribe(node: Node): void;\n\n\tsubscribe(fn: (value: T) => void): () => void;\n\n\tvalueOf(): T;\n\n\ttoString(): string;\n\n\tpeek(): T;\n\n\tget value(): T;\n\tset value(value: T);\n}\n\n/** @internal */\nfunction Signal(this: Signal, value?: unknown) {\n\tthis._value = value;\n\tthis._version = 0;\n\tthis._node = undefined;\n\tthis._targets = undefined;\n}\n\nSignal.prototype._refresh = function () {\n\treturn true;\n};\n\nSignal.prototype._subscribe = function (node) {\n\tif (this._targets !== node && node._prevTarget === undefined) {\n\t\tnode._nextTarget = this._targets;\n\t\tif (this._targets !== undefined) {\n\t\t\tthis._targets._prevTarget = node;\n\t\t}\n\t\tthis._targets = node;\n\t}\n};\n\nSignal.prototype._unsubscribe = function (node) {\n\tconst prev = node._prevTarget;\n\tconst next = node._nextTarget;\n\tif (prev !== undefined) {\n\t\tprev._nextTarget = next;\n\t\tnode._prevTarget = undefined;\n\t}\n\tif (next !== undefined) {\n\t\tnext._prevTarget = prev;\n\t\tnode._nextTarget = undefined;\n\t}\n\tif (node === this._targets) {\n\t\tthis._targets = next;\n\t}\n};\n\nSignal.prototype.subscribe = function (fn) {\n\tconst signal = this;\n\treturn effect(function (this: Effect) {\n\t\tconst value = signal.value;\n\t\tconst flag = this._flags & TRACKING;\n\t\tthis._flags &= ~TRACKING;\n\t\ttry {\n\t\t\tfn(value);\n\t\t} finally {\n\t\t\tthis._flags |= flag;\n\t\t}\n\t});\n};\n\nSignal.prototype.valueOf = function () {\n\treturn this.value;\n};\n\nSignal.prototype.toString = function () {\n\treturn this.value + \"\";\n};\n\nSignal.prototype.peek = function () {\n\treturn this._value;\n};\n\nObject.defineProperty(Signal.prototype, \"value\", {\n\tget() {\n\t\tconst node = addDependency(this);\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\treturn this._value;\n\t},\n\tset(value) {\n\t\tif (value !== this._value) {\n\t\t\tif (batchIteration > 100) {\n\t\t\t\tcycleDetected();\n\t\t\t}\n\n\t\t\tthis._value = value;\n\t\t\tthis._version++;\n\t\t\tglobalVersion++;\n\n\t\t\t/**@__INLINE__*/ startBatch();\n\t\t\ttry {\n\t\t\t\tfor (\n\t\t\t\t\tlet node = this._targets;\n\t\t\t\t\tnode !== undefined;\n\t\t\t\t\tnode = node._nextTarget\n\t\t\t\t) {\n\t\t\t\t\tnode._target._notify();\n\t\t\t\t}\n\t\t\t} finally {\n\t\t\t\tendBatch();\n\t\t\t}\n\t\t}\n\t},\n});\n\nfunction signal(value: T): Signal {\n\treturn new Signal(value);\n}\n\nfunction needsToRecompute(target: Computed | Effect): boolean {\n\t// Check the dependencies for changed values. The dependency list is already\n\t// in order of use. Therefore if multiple dependencies have changed values, only\n\t// the first used dependency is re-evaluated at this point.\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\t// If there's a new version of the dependency before or after refreshing,\n\t\t// or the dependency has something blocking it from refreshing at all (e.g. a\n\t\t// dependency cycle), then we need to recompute.\n\t\tif (\n\t\t\tnode._source._version !== node._version ||\n\t\t\t!node._source._refresh() ||\n\t\t\tnode._source._version !== node._version\n\t\t) {\n\t\t\treturn true;\n\t\t}\n\t}\n\t// If none of the dependencies have changed values since last recompute then the\n\t// there's no need to recompute.\n\treturn false;\n}\n\nfunction prepareSources(target: Computed | Effect) {\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tconst rollbackNode = node._source._node;\n\t\tif (rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = rollbackNode;\n\t\t}\n\t\tnode._source._node = node;\n\t\tnode._version = -1;\n\t}\n}\n\nfunction cleanupSources(target: Computed | Effect) {\n\t// At this point target._sources is a mishmash of current & former dependencies.\n\t// The current dependencies are also in a reverse order of use.\n\t// Therefore build a new, reverted list of dependencies containing only the current\n\t// dependencies in a proper order of use.\n\t// Drop former dependencies from the list and unsubscribe from their change notifications.\n\n\tlet node = target._sources;\n\tlet sources = undefined;\n\twhile (node !== undefined) {\n\t\tconst next = node._nextSource;\n\t\tif (node._version === -1) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t\tnode._nextSource = undefined;\n\t\t} else {\n\t\t\tif (sources !== undefined) {\n\t\t\t\tsources._prevSource = node;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = sources;\n\t\t\tsources = node;\n\t\t}\n\n\t\tnode._source._node = node._rollbackNode;\n\t\tif (node._rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = undefined;\n\t\t}\n\t\tnode = next;\n\t}\n\ttarget._sources = sources;\n}\n\ndeclare class Computed extends Signal {\n\t_compute: () => T;\n\t_sources?: Node;\n\t_globalVersion: number;\n\t_flags: number;\n\n\tconstructor(compute: () => T);\n\n\t_notify(): void;\n\tget value(): T;\n}\n\nfunction Computed(this: Computed, compute: () => unknown) {\n\tSignal.call(this, undefined);\n\n\tthis._compute = compute;\n\tthis._sources = undefined;\n\tthis._globalVersion = globalVersion - 1;\n\tthis._flags = OUTDATED;\n}\n\nComputed.prototype = new Signal() as Computed;\n\nComputed.prototype._refresh = function () {\n\tthis._flags &= ~NOTIFIED;\n\n\tif (this._flags & RUNNING) {\n\t\treturn false;\n\t}\n\n\t// If this computed signal has subscribed to updates from its dependencies\n\t// (TRACKING flag set) and none of them have notified about changes (OUTDATED\n\t// flag not set), then the computed value can't have changed.\n\tif ((this._flags & (OUTDATED | TRACKING)) === TRACKING) {\n\t\treturn true;\n\t}\n\tthis._flags &= ~OUTDATED;\n\n\tif (this._globalVersion === globalVersion) {\n\t\treturn true;\n\t}\n\tthis._globalVersion = globalVersion;\n\n\t// Mark this computed signal running before checking the dependencies for value\n\t// changes, so that the RUNNIN flag can be used to notice cyclical dependencies.\n\tthis._flags |= RUNNING;\n\tif (this._version > 0 && !needsToRecompute(this)) {\n\t\tthis._flags &= ~RUNNING;\n\t\treturn true;\n\t}\n\n\tconst prevContext = evalContext;\n\ttry {\n\t\tprepareSources(this);\n\t\tevalContext = this;\n\t\tconst value = this._compute();\n\t\tif (\n\t\t\tthis._flags & HAS_ERROR ||\n\t\t\tthis._value !== value ||\n\t\t\tthis._version === 0\n\t\t) {\n\t\t\tthis._value = value;\n\t\t\tthis._flags &= ~HAS_ERROR;\n\t\t\tthis._version++;\n\t\t}\n\t} catch (err) {\n\t\tthis._value = err;\n\t\tthis._flags |= HAS_ERROR;\n\t\tthis._version++;\n\t}\n\tevalContext = prevContext;\n\tcleanupSources(this);\n\tthis._flags &= ~RUNNING;\n\treturn true;\n};\n\nComputed.prototype._subscribe = function (node) {\n\tif (this._targets === undefined) {\n\t\tthis._flags |= OUTDATED | TRACKING;\n\n\t\t// A computed signal subscribes lazily to its dependencies when the it\n\t\t// gets its first subscriber.\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._subscribe(node);\n\t\t}\n\t}\n\tSignal.prototype._subscribe.call(this, node);\n};\n\nComputed.prototype._unsubscribe = function (node) {\n\tSignal.prototype._unsubscribe.call(this, node);\n\n\t// Computed signal unsubscribes from its dependencies from it loses its last subscriber.\n\tif (this._targets === undefined) {\n\t\tthis._flags &= ~TRACKING;\n\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t}\n\t}\n};\n\nComputed.prototype._notify = function () {\n\tif (!(this._flags & NOTIFIED)) {\n\t\tthis._flags |= OUTDATED | NOTIFIED;\n\n\t\tfor (\n\t\t\tlet node = this._targets;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextTarget\n\t\t) {\n\t\t\tnode._target._notify();\n\t\t}\n\t}\n};\n\nComputed.prototype.peek = function () {\n\tif (!this._refresh()) {\n\t\tcycleDetected();\n\t}\n\tif (this._flags & HAS_ERROR) {\n\t\tthrow this._value;\n\t}\n\treturn this._value;\n};\n\nObject.defineProperty(Computed.prototype, \"value\", {\n\tget() {\n\t\tif (this._flags & RUNNING) {\n\t\t\tcycleDetected();\n\t\t}\n\t\tconst node = addDependency(this);\n\t\tthis._refresh();\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\tif (this._flags & HAS_ERROR) {\n\t\t\tthrow this._value;\n\t\t}\n\t\treturn this._value;\n\t},\n});\n\ninterface ReadonlySignal extends Signal {\n\treadonly value: T;\n}\n\nfunction computed(compute: () => T): ReadonlySignal {\n\treturn new Computed(compute);\n}\n\nfunction cleanupEffect(effect: Effect) {\n\tconst cleanup = effect._cleanup;\n\teffect._cleanup = undefined;\n\n\tif (typeof cleanup === \"function\") {\n\t\t/*@__INLINE__**/ startBatch();\n\n\t\t// Run cleanup functions always outside of any context.\n\t\tconst prevContext = evalContext;\n\t\tevalContext = undefined;\n\t\ttry {\n\t\t\tcleanup();\n\t\t} catch (err) {\n\t\t\teffect._flags &= ~RUNNING;\n\t\t\teffect._flags |= DISPOSED;\n\t\t\tdisposeEffect(effect);\n\t\t\tthrow err;\n\t\t} finally {\n\t\t\tevalContext = prevContext;\n\t\t\tendBatch();\n\t\t}\n\t}\n}\n\nfunction disposeEffect(effect: Effect) {\n\tfor (\n\t\tlet node = effect._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tnode._source._unsubscribe(node);\n\t}\n\teffect._compute = undefined;\n\teffect._sources = undefined;\n\n\tcleanupEffect(effect);\n}\n\nfunction endEffect(this: Effect, prevContext?: Computed | Effect) {\n\tif (evalContext !== this) {\n\t\tthrow new Error(\"Out-of-order effect\");\n\t}\n\tcleanupSources(this);\n\tevalContext = prevContext;\n\n\tthis._flags &= ~RUNNING;\n\tif (this._flags & DISPOSED) {\n\t\tdisposeEffect(this);\n\t}\n\tendBatch();\n}\n\ndeclare class Effect {\n\t_compute?: () => unknown;\n\t_cleanup?: unknown;\n\t_sources?: Node;\n\t_nextBatchedEffect?: Effect;\n\t_flags: number;\n\n\tconstructor(compute: () => void);\n\n\t_callback(): void;\n\t_start(): () => void;\n\t_notify(): void;\n\t_dispose(): void;\n}\n\nfunction Effect(this: Effect, compute: () => void) {\n\tthis._compute = compute;\n\tthis._cleanup = undefined;\n\tthis._sources = undefined;\n\tthis._nextBatchedEffect = undefined;\n\tthis._flags = TRACKING;\n}\n\nEffect.prototype._callback = function () {\n\tconst finish = this._start();\n\ttry {\n\t\tif (!(this._flags & DISPOSED) && this._compute !== undefined) {\n\t\t\tthis._cleanup = this._compute();\n\t\t}\n\t} finally 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j.bind(this,s)};E.prototype.N=function(){if(!(this.f&s)){this.f|=s;this.o=c;c=this}};E.prototype.d=function(){this.f|=o;if(!(this.f&t))O(this)};function S(i){const t=new E(i);t.c();return t.d.bind(t)}export{w as Signal,r as batch,b as computed,S as effect,a as signal}; +//# sourceMappingURL=signals-core.mjs.map diff --git a/static/js/lib/signals/signals-core.mjs.map b/static/js/lib/signals/signals-core.mjs.map new file mode 100644 index 0000000..87c78a6 --- /dev/null +++ b/static/js/lib/signals/signals-core.mjs.map @@ -0,0 +1 @@ +{"version":3,"file":"signals-core.mjs","sources":["../src/index.ts"],"sourcesContent":["function cycleDetected(): never {\n\tthrow new Error(\"Cycle detected\");\n}\n\n// Flags for Computed and Effect.\nconst RUNNING = 1 << 0;\nconst NOTIFIED = 1 << 1;\nconst OUTDATED = 1 << 2;\nconst DISPOSED = 1 << 3;\nconst HAS_ERROR = 1 << 4;\nconst TRACKING = 1 << 5;\n\n// A linked list node used to track dependencies (sources) and dependents (targets).\n// Also used to remember the source's last version number that the target saw.\ntype Node = {\n\t// A source whose value the target depends on.\n\t_source: Signal;\n\t_prevSource?: Node;\n\t_nextSource?: Node;\n\n\t// A target that depends on the source and should be notified when the source changes.\n\t_target: Computed | Effect;\n\t_prevTarget?: Node;\n\t_nextTarget?: Node;\n\n\t// The version number of the source that target has last seen. We use version numbers\n\t// instead of storing the source value, because source values can take arbitrary amount\n\t// of memory, and computeds could hang on to them forever because they're lazily evaluated.\n\t// Use the special value -1 to mark potentially unused but recyclable nodes.\n\t_version: number;\n\n\t// Used to remember & roll back the source's previous `._node` value when entering &\n\t// exiting a new evaluation context.\n\t_rollbackNode?: Node;\n};\n\nfunction startBatch() {\n\tbatchDepth++;\n}\n\nfunction endBatch() {\n\tif (batchDepth > 1) {\n\t\tbatchDepth--;\n\t\treturn;\n\t}\n\n\tlet error: unknown;\n\tlet hasError = false;\n\n\twhile (batchedEffect !== undefined) {\n\t\tlet effect: Effect | undefined = batchedEffect;\n\t\tbatchedEffect = undefined;\n\n\t\tbatchIteration++;\n\n\t\twhile (effect !== undefined) {\n\t\t\tconst next: Effect | undefined = effect._nextBatchedEffect;\n\t\t\teffect._nextBatchedEffect = undefined;\n\t\t\teffect._flags &= ~NOTIFIED;\n\n\t\t\tif (!(effect._flags & DISPOSED) && needsToRecompute(effect)) {\n\t\t\t\ttry {\n\t\t\t\t\teffect._callback();\n\t\t\t\t} catch (err) {\n\t\t\t\t\tif (!hasError) {\n\t\t\t\t\t\terror = err;\n\t\t\t\t\t\thasError = true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\teffect = next;\n\t\t}\n\t}\n\tbatchIteration = 0;\n\tbatchDepth--;\n\n\tif (hasError) {\n\t\tthrow error;\n\t}\n}\n\nfunction batch(callback: () => T): T {\n\tif (batchDepth > 0) {\n\t\treturn callback();\n\t}\n\t/*@__INLINE__**/ startBatch();\n\ttry {\n\t\treturn callback();\n\t} finally {\n\t\tendBatch();\n\t}\n}\n\n// Currently evaluated computed or effect.\nlet evalContext: Computed | Effect | undefined = undefined;\n\n// Effects collected into a batch.\nlet batchedEffect: Effect | undefined = undefined;\nlet batchDepth = 0;\nlet batchIteration = 0;\n\n// A global version number for signals, used for fast-pathing repeated\n// computed.peek()/computed.value calls when nothing has changed globally.\nlet globalVersion = 0;\n\nfunction addDependency(signal: Signal): Node | undefined {\n\tif (evalContext === undefined) {\n\t\treturn undefined;\n\t}\n\n\tlet node = signal._node;\n\tif (node === undefined || node._target !== evalContext) {\n\t\t// `signal` is a new dependency. Create a new node dependency node, move it\n\t\t// to the front of the current context's dependency list.\n\t\tnode = {\n\t\t\t_version: 0,\n\t\t\t_source: signal,\n\t\t\t_prevSource: undefined,\n\t\t\t_nextSource: evalContext._sources,\n\t\t\t_target: evalContext,\n\t\t\t_prevTarget: undefined,\n\t\t\t_nextTarget: undefined,\n\t\t\t_rollbackNode: node,\n\t\t};\n\t\tevalContext._sources = node;\n\t\tsignal._node = node;\n\n\t\t// Subscribe to change notifications from this dependency if we're in an effect\n\t\t// OR evaluating a computed signal that in turn has subscribers.\n\t\tif (evalContext._flags & TRACKING) {\n\t\t\tsignal._subscribe(node);\n\t\t}\n\t\treturn node;\n\t} else if (node._version === -1) {\n\t\t// `signal` is an existing dependency from a previous evaluation. Reuse it.\n\t\tnode._version = 0;\n\n\t\t// If `node` is not already the current head of the dependency list (i.e.\n\t\t// there is a previous node in the list), then make `node` the new head.\n\t\tif (node._prevSource !== undefined) {\n\t\t\tnode._prevSource._nextSource = node._nextSource;\n\t\t\tif (node._nextSource !== undefined) {\n\t\t\t\tnode._nextSource._prevSource = node._prevSource;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = evalContext._sources;\n\t\t\t// evalCotext._sources must be !== undefined (and !== node), because\n\t\t\t// `node` was originally pointing to some previous node.\n\t\t\tevalContext._sources!._prevSource = node;\n\t\t\tevalContext._sources = node;\n\t\t}\n\n\t\t// We can assume that the currently evaluated effect / computed signal is already\n\t\t// subscribed to change notifications from `signal` if needed.\n\t\treturn node;\n\t}\n\treturn undefined;\n}\n\ndeclare class Signal {\n\t/** @internal */\n\t_value: unknown;\n\n\t/** @internal\n\t * Version numbers should always be >= 0, because the special value -1 is used\n\t * by Nodes to signify potentially unused but recyclable notes.\n\t */\n\t_version: number;\n\n\t/** @internal */\n\t_node?: Node;\n\n\t/** @internal */\n\t_targets?: Node;\n\n\tconstructor(value?: T);\n\n\t/** @internal */\n\t_refresh(): boolean;\n\n\t/** @internal */\n\t_subscribe(node: Node): void;\n\n\t/** @internal */\n\t_unsubscribe(node: Node): void;\n\n\tsubscribe(fn: (value: T) => void): () => void;\n\n\tvalueOf(): T;\n\n\ttoString(): string;\n\n\tpeek(): T;\n\n\tget value(): T;\n\tset value(value: T);\n}\n\n/** @internal */\nfunction Signal(this: Signal, value?: unknown) {\n\tthis._value = value;\n\tthis._version = 0;\n\tthis._node = undefined;\n\tthis._targets = undefined;\n}\n\nSignal.prototype._refresh = function () {\n\treturn true;\n};\n\nSignal.prototype._subscribe = function (node) {\n\tif (this._targets !== node && node._prevTarget === undefined) {\n\t\tnode._nextTarget = this._targets;\n\t\tif (this._targets !== undefined) {\n\t\t\tthis._targets._prevTarget = node;\n\t\t}\n\t\tthis._targets = node;\n\t}\n};\n\nSignal.prototype._unsubscribe = function (node) {\n\tconst prev = node._prevTarget;\n\tconst next = node._nextTarget;\n\tif (prev !== undefined) {\n\t\tprev._nextTarget = next;\n\t\tnode._prevTarget = undefined;\n\t}\n\tif (next !== undefined) {\n\t\tnext._prevTarget = prev;\n\t\tnode._nextTarget = undefined;\n\t}\n\tif (node === this._targets) {\n\t\tthis._targets = next;\n\t}\n};\n\nSignal.prototype.subscribe = function (fn) {\n\tconst signal = this;\n\treturn effect(function (this: Effect) {\n\t\tconst value = signal.value;\n\t\tconst flag = this._flags & TRACKING;\n\t\tthis._flags &= ~TRACKING;\n\t\ttry {\n\t\t\tfn(value);\n\t\t} finally {\n\t\t\tthis._flags |= flag;\n\t\t}\n\t});\n};\n\nSignal.prototype.valueOf = function () {\n\treturn this.value;\n};\n\nSignal.prototype.toString = function () {\n\treturn this.value + \"\";\n};\n\nSignal.prototype.peek = function () {\n\treturn this._value;\n};\n\nObject.defineProperty(Signal.prototype, \"value\", {\n\tget() {\n\t\tconst node = addDependency(this);\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\treturn this._value;\n\t},\n\tset(value) {\n\t\tif (value !== this._value) {\n\t\t\tif (batchIteration > 100) {\n\t\t\t\tcycleDetected();\n\t\t\t}\n\n\t\t\tthis._value = value;\n\t\t\tthis._version++;\n\t\t\tglobalVersion++;\n\n\t\t\t/**@__INLINE__*/ startBatch();\n\t\t\ttry {\n\t\t\t\tfor (\n\t\t\t\t\tlet node = this._targets;\n\t\t\t\t\tnode !== undefined;\n\t\t\t\t\tnode = node._nextTarget\n\t\t\t\t) {\n\t\t\t\t\tnode._target._notify();\n\t\t\t\t}\n\t\t\t} finally {\n\t\t\t\tendBatch();\n\t\t\t}\n\t\t}\n\t},\n});\n\nfunction signal(value: T): Signal {\n\treturn new Signal(value);\n}\n\nfunction needsToRecompute(target: Computed | Effect): boolean {\n\t// Check the dependencies for changed values. The dependency list is already\n\t// in order of use. Therefore if multiple dependencies have changed values, only\n\t// the first used dependency is re-evaluated at this point.\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\t// If there's a new version of the dependency before or after refreshing,\n\t\t// or the dependency has something blocking it from refreshing at all (e.g. a\n\t\t// dependency cycle), then we need to recompute.\n\t\tif (\n\t\t\tnode._source._version !== node._version ||\n\t\t\t!node._source._refresh() ||\n\t\t\tnode._source._version !== node._version\n\t\t) {\n\t\t\treturn true;\n\t\t}\n\t}\n\t// If none of the dependencies have changed values since last recompute then the\n\t// there's no need to recompute.\n\treturn false;\n}\n\nfunction prepareSources(target: Computed | Effect) {\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tconst rollbackNode = node._source._node;\n\t\tif (rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = rollbackNode;\n\t\t}\n\t\tnode._source._node = node;\n\t\tnode._version = -1;\n\t}\n}\n\nfunction cleanupSources(target: Computed | Effect) {\n\t// At this point target._sources is a mishmash of current & former dependencies.\n\t// The current dependencies are also in a reverse order of use.\n\t// Therefore build a new, reverted list of dependencies containing only the current\n\t// dependencies in a proper order of use.\n\t// Drop former dependencies from the list and unsubscribe from their change notifications.\n\n\tlet node = target._sources;\n\tlet sources = undefined;\n\twhile (node !== undefined) {\n\t\tconst next = node._nextSource;\n\t\tif (node._version === -1) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t\tnode._nextSource = undefined;\n\t\t} else {\n\t\t\tif (sources !== undefined) {\n\t\t\t\tsources._prevSource = node;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = sources;\n\t\t\tsources = node;\n\t\t}\n\n\t\tnode._source._node = node._rollbackNode;\n\t\tif (node._rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = undefined;\n\t\t}\n\t\tnode = next;\n\t}\n\ttarget._sources = sources;\n}\n\ndeclare class Computed extends Signal {\n\t_compute: () => T;\n\t_sources?: Node;\n\t_globalVersion: number;\n\t_flags: number;\n\n\tconstructor(compute: () => T);\n\n\t_notify(): void;\n\tget value(): T;\n}\n\nfunction Computed(this: Computed, compute: () => unknown) {\n\tSignal.call(this, undefined);\n\n\tthis._compute = compute;\n\tthis._sources = undefined;\n\tthis._globalVersion = globalVersion - 1;\n\tthis._flags = OUTDATED;\n}\n\nComputed.prototype = new Signal() as Computed;\n\nComputed.prototype._refresh = function () {\n\tthis._flags &= ~NOTIFIED;\n\n\tif (this._flags & RUNNING) {\n\t\treturn false;\n\t}\n\n\t// If this computed signal has subscribed to updates from its dependencies\n\t// (TRACKING flag set) and none of them have notified about changes (OUTDATED\n\t// flag not set), then the computed value can't have changed.\n\tif ((this._flags & (OUTDATED | TRACKING)) === TRACKING) {\n\t\treturn true;\n\t}\n\tthis._flags &= ~OUTDATED;\n\n\tif (this._globalVersion === globalVersion) {\n\t\treturn true;\n\t}\n\tthis._globalVersion = globalVersion;\n\n\t// Mark this computed signal running before checking the dependencies for value\n\t// changes, so that the RUNNIN flag can be used to notice cyclical dependencies.\n\tthis._flags |= RUNNING;\n\tif (this._version > 0 && !needsToRecompute(this)) {\n\t\tthis._flags &= ~RUNNING;\n\t\treturn true;\n\t}\n\n\tconst prevContext = evalContext;\n\ttry {\n\t\tprepareSources(this);\n\t\tevalContext = this;\n\t\tconst value = this._compute();\n\t\tif (\n\t\t\tthis._flags & HAS_ERROR ||\n\t\t\tthis._value !== value ||\n\t\t\tthis._version === 0\n\t\t) {\n\t\t\tthis._value = value;\n\t\t\tthis._flags &= ~HAS_ERROR;\n\t\t\tthis._version++;\n\t\t}\n\t} catch (err) {\n\t\tthis._value = err;\n\t\tthis._flags |= HAS_ERROR;\n\t\tthis._version++;\n\t}\n\tevalContext = prevContext;\n\tcleanupSources(this);\n\tthis._flags &= ~RUNNING;\n\treturn true;\n};\n\nComputed.prototype._subscribe = function (node) {\n\tif (this._targets === undefined) {\n\t\tthis._flags |= OUTDATED | TRACKING;\n\n\t\t// A computed signal subscribes lazily to its dependencies when the it\n\t\t// gets its first subscriber.\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._subscribe(node);\n\t\t}\n\t}\n\tSignal.prototype._subscribe.call(this, node);\n};\n\nComputed.prototype._unsubscribe = function (node) {\n\tSignal.prototype._unsubscribe.call(this, node);\n\n\t// Computed signal unsubscribes from its dependencies from it loses its last subscriber.\n\tif (this._targets === undefined) {\n\t\tthis._flags &= ~TRACKING;\n\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t}\n\t}\n};\n\nComputed.prototype._notify = function () {\n\tif (!(this._flags & NOTIFIED)) {\n\t\tthis._flags |= OUTDATED | NOTIFIED;\n\n\t\tfor (\n\t\t\tlet node = this._targets;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextTarget\n\t\t) {\n\t\t\tnode._target._notify();\n\t\t}\n\t}\n};\n\nComputed.prototype.peek = function () {\n\tif (!this._refresh()) {\n\t\tcycleDetected();\n\t}\n\tif (this._flags & HAS_ERROR) {\n\t\tthrow this._value;\n\t}\n\treturn this._value;\n};\n\nObject.defineProperty(Computed.prototype, \"value\", {\n\tget() {\n\t\tif (this._flags & RUNNING) {\n\t\t\tcycleDetected();\n\t\t}\n\t\tconst node = addDependency(this);\n\t\tthis._refresh();\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\tif (this._flags & HAS_ERROR) {\n\t\t\tthrow this._value;\n\t\t}\n\t\treturn this._value;\n\t},\n});\n\ninterface ReadonlySignal extends Signal {\n\treadonly value: T;\n}\n\nfunction computed(compute: () => T): ReadonlySignal {\n\treturn new Computed(compute);\n}\n\nfunction cleanupEffect(effect: Effect) {\n\tconst cleanup = effect._cleanup;\n\teffect._cleanup = undefined;\n\n\tif (typeof cleanup === \"function\") {\n\t\t/*@__INLINE__**/ startBatch();\n\n\t\t// Run cleanup functions always outside of any context.\n\t\tconst prevContext = evalContext;\n\t\tevalContext = undefined;\n\t\ttry {\n\t\t\tcleanup();\n\t\t} catch (err) {\n\t\t\teffect._flags &= ~RUNNING;\n\t\t\teffect._flags |= DISPOSED;\n\t\t\tdisposeEffect(effect);\n\t\t\tthrow err;\n\t\t} finally {\n\t\t\tevalContext = prevContext;\n\t\t\tendBatch();\n\t\t}\n\t}\n}\n\nfunction disposeEffect(effect: Effect) {\n\tfor (\n\t\tlet node = effect._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tnode._source._unsubscribe(node);\n\t}\n\teffect._compute = undefined;\n\teffect._sources = undefined;\n\n\tcleanupEffect(effect);\n}\n\nfunction endEffect(this: Effect, prevContext?: Computed | Effect) {\n\tif (evalContext !== this) {\n\t\tthrow new Error(\"Out-of-order effect\");\n\t}\n\tcleanupSources(this);\n\tevalContext = prevContext;\n\n\tthis._flags &= ~RUNNING;\n\tif (this._flags & DISPOSED) {\n\t\tdisposeEffect(this);\n\t}\n\tendBatch();\n}\n\ndeclare class Effect {\n\t_compute?: () => unknown;\n\t_cleanup?: unknown;\n\t_sources?: Node;\n\t_nextBatchedEffect?: Effect;\n\t_flags: number;\n\n\tconstructor(compute: () => void);\n\n\t_callback(): void;\n\t_start(): () => void;\n\t_notify(): void;\n\t_dispose(): void;\n}\n\nfunction Effect(this: Effect, compute: () => void) {\n\tthis._compute = compute;\n\tthis._cleanup = undefined;\n\tthis._sources = undefined;\n\tthis._nextBatchedEffect = undefined;\n\tthis._flags = TRACKING;\n}\n\nEffect.prototype._callback = function () {\n\tconst finish = this._start();\n\ttry {\n\t\tif (!(this._flags & DISPOSED) && this._compute !== undefined) {\n\t\t\tthis._cleanup = this._compute();\n\t\t}\n\t} finally {\n\t\tfinish();\n\t}\n};\n\nEffect.prototype._start = function () {\n\tif (this._flags & RUNNING) {\n\t\tcycleDetected();\n\t}\n\tthis._flags |= RUNNING;\n\tthis._flags &= ~DISPOSED;\n\tcleanupEffect(this);\n\tprepareSources(this);\n\n\t/*@__INLINE__**/ startBatch();\n\tconst prevContext = evalContext;\n\tevalContext = this;\n\treturn endEffect.bind(this, prevContext);\n};\n\nEffect.prototype._notify = function () {\n\tif (!(this._flags & NOTIFIED)) {\n\t\tthis._flags |= NOTIFIED;\n\t\tthis._nextBatchedEffect = batchedEffect;\n\t\tbatchedEffect = this;\n\t}\n};\n\nEffect.prototype._dispose = function () {\n\tthis._flags |= DISPOSED;\n\n\tif (!(this._flags & RUNNING)) {\n\t\tdisposeEffect(this);\n\t}\n};\n\nfunction effect(compute: () => unknown): () => void {\n\tconst effect = new Effect(compute);\n\teffect._callback();\n\t// Return a bound function instead of a wrapper like `() => effect._dispose()`,\n\t// because bound functions seem to be just as fast and take up a lot less memory.\n\treturn effect._dispose.bind(effect);\n}\n\nexport { signal, computed, effect, batch, Signal, ReadonlySignal 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j.bind(this,h)};E.prototype.N=function(){if(!(this.f&h)){this.f|=h;this.o=e;e=this}};E.prototype.d=function(){this.f|=r;if(!(this.f&t))O(this)};function S(i){var t=new E(i);t.c();return t.d.bind(t)}export{l as Signal,f as batch,b as computed,S as effect,w as signal}; +//# sourceMappingURL=signals-core.module.js.map diff --git a/static/js/lib/signals/signals-core.module.js.map b/static/js/lib/signals/signals-core.module.js.map new file mode 100644 index 0000000..9e0c40e --- /dev/null +++ b/static/js/lib/signals/signals-core.module.js.map @@ -0,0 +1 @@ +{"version":3,"file":"signals-core.module.js","sources":["../src/index.ts"],"sourcesContent":["function cycleDetected(): never {\n\tthrow new Error(\"Cycle detected\");\n}\n\n// Flags for Computed and Effect.\nconst RUNNING = 1 << 0;\nconst NOTIFIED = 1 << 1;\nconst OUTDATED = 1 << 2;\nconst DISPOSED = 1 << 3;\nconst HAS_ERROR = 1 << 4;\nconst TRACKING = 1 << 5;\n\n// A linked list node used to track dependencies (sources) and dependents (targets).\n// Also used to remember the source's last version number that the target saw.\ntype Node = {\n\t// A source whose value the target depends on.\n\t_source: Signal;\n\t_prevSource?: Node;\n\t_nextSource?: Node;\n\n\t// A target that depends on the source and should be notified when the source changes.\n\t_target: Computed | Effect;\n\t_prevTarget?: Node;\n\t_nextTarget?: Node;\n\n\t// The version number of the source that target has last seen. We use version numbers\n\t// instead of storing the source value, because source values can take arbitrary amount\n\t// of memory, and computeds could hang on to them forever because they're lazily evaluated.\n\t// Use the special value -1 to mark potentially unused but recyclable nodes.\n\t_version: number;\n\n\t// Used to remember & roll back the source's previous `._node` value when entering &\n\t// exiting a new evaluation context.\n\t_rollbackNode?: Node;\n};\n\nfunction startBatch() {\n\tbatchDepth++;\n}\n\nfunction endBatch() {\n\tif (batchDepth > 1) {\n\t\tbatchDepth--;\n\t\treturn;\n\t}\n\n\tlet error: unknown;\n\tlet hasError = false;\n\n\twhile (batchedEffect !== undefined) {\n\t\tlet effect: Effect | undefined = batchedEffect;\n\t\tbatchedEffect = undefined;\n\n\t\tbatchIteration++;\n\n\t\twhile (effect !== undefined) {\n\t\t\tconst next: Effect | undefined = effect._nextBatchedEffect;\n\t\t\teffect._nextBatchedEffect = undefined;\n\t\t\teffect._flags &= ~NOTIFIED;\n\n\t\t\tif (!(effect._flags & DISPOSED) && needsToRecompute(effect)) {\n\t\t\t\ttry {\n\t\t\t\t\teffect._callback();\n\t\t\t\t} catch (err) {\n\t\t\t\t\tif (!hasError) {\n\t\t\t\t\t\terror = err;\n\t\t\t\t\t\thasError = true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\teffect = next;\n\t\t}\n\t}\n\tbatchIteration = 0;\n\tbatchDepth--;\n\n\tif (hasError) {\n\t\tthrow error;\n\t}\n}\n\nfunction batch(callback: () => T): T {\n\tif (batchDepth > 0) {\n\t\treturn callback();\n\t}\n\t/*@__INLINE__**/ startBatch();\n\ttry {\n\t\treturn callback();\n\t} finally {\n\t\tendBatch();\n\t}\n}\n\n// Currently evaluated computed or effect.\nlet evalContext: Computed | Effect | undefined = undefined;\n\n// Effects collected into a batch.\nlet batchedEffect: Effect | undefined = undefined;\nlet batchDepth = 0;\nlet batchIteration = 0;\n\n// A global version number for signals, used for fast-pathing repeated\n// computed.peek()/computed.value calls when nothing has changed globally.\nlet globalVersion = 0;\n\nfunction addDependency(signal: Signal): Node | undefined {\n\tif (evalContext === undefined) {\n\t\treturn undefined;\n\t}\n\n\tlet node = signal._node;\n\tif (node === undefined || node._target !== evalContext) {\n\t\t// `signal` is a new dependency. Create a new node dependency node, move it\n\t\t// to the front of the current context's dependency list.\n\t\tnode = {\n\t\t\t_version: 0,\n\t\t\t_source: signal,\n\t\t\t_prevSource: undefined,\n\t\t\t_nextSource: evalContext._sources,\n\t\t\t_target: evalContext,\n\t\t\t_prevTarget: undefined,\n\t\t\t_nextTarget: undefined,\n\t\t\t_rollbackNode: node,\n\t\t};\n\t\tevalContext._sources = node;\n\t\tsignal._node = node;\n\n\t\t// Subscribe to change notifications from this dependency if we're in an effect\n\t\t// OR evaluating a computed signal that in turn has subscribers.\n\t\tif (evalContext._flags & TRACKING) {\n\t\t\tsignal._subscribe(node);\n\t\t}\n\t\treturn node;\n\t} else if (node._version === -1) {\n\t\t// `signal` is an existing dependency from a previous evaluation. Reuse it.\n\t\tnode._version = 0;\n\n\t\t// If `node` is not already the current head of the dependency list (i.e.\n\t\t// there is a previous node in the list), then make `node` the new head.\n\t\tif (node._prevSource !== undefined) {\n\t\t\tnode._prevSource._nextSource = node._nextSource;\n\t\t\tif (node._nextSource !== undefined) {\n\t\t\t\tnode._nextSource._prevSource = node._prevSource;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = evalContext._sources;\n\t\t\t// evalCotext._sources must be !== undefined (and !== node), because\n\t\t\t// `node` was originally pointing to some previous node.\n\t\t\tevalContext._sources!._prevSource = node;\n\t\t\tevalContext._sources = node;\n\t\t}\n\n\t\t// We can assume that the currently evaluated effect / computed signal is already\n\t\t// subscribed to change notifications from `signal` if needed.\n\t\treturn node;\n\t}\n\treturn undefined;\n}\n\ndeclare class Signal {\n\t/** @internal */\n\t_value: unknown;\n\n\t/** @internal\n\t * Version numbers should always be >= 0, because the special value -1 is used\n\t * by Nodes to signify potentially unused but recyclable notes.\n\t */\n\t_version: number;\n\n\t/** @internal */\n\t_node?: Node;\n\n\t/** @internal */\n\t_targets?: Node;\n\n\tconstructor(value?: T);\n\n\t/** @internal */\n\t_refresh(): boolean;\n\n\t/** @internal */\n\t_subscribe(node: Node): void;\n\n\t/** @internal */\n\t_unsubscribe(node: Node): void;\n\n\tsubscribe(fn: (value: T) => void): () => void;\n\n\tvalueOf(): T;\n\n\ttoString(): string;\n\n\tpeek(): T;\n\n\tget value(): T;\n\tset value(value: T);\n}\n\n/** @internal */\nfunction Signal(this: Signal, value?: unknown) {\n\tthis._value = value;\n\tthis._version = 0;\n\tthis._node = undefined;\n\tthis._targets = undefined;\n}\n\nSignal.prototype._refresh = function () {\n\treturn true;\n};\n\nSignal.prototype._subscribe = function (node) {\n\tif (this._targets !== node && node._prevTarget === undefined) {\n\t\tnode._nextTarget = this._targets;\n\t\tif (this._targets !== undefined) {\n\t\t\tthis._targets._prevTarget = node;\n\t\t}\n\t\tthis._targets = node;\n\t}\n};\n\nSignal.prototype._unsubscribe = function (node) {\n\tconst prev = node._prevTarget;\n\tconst next = node._nextTarget;\n\tif (prev !== undefined) {\n\t\tprev._nextTarget = next;\n\t\tnode._prevTarget = undefined;\n\t}\n\tif (next !== undefined) {\n\t\tnext._prevTarget = prev;\n\t\tnode._nextTarget = undefined;\n\t}\n\tif (node === this._targets) {\n\t\tthis._targets = next;\n\t}\n};\n\nSignal.prototype.subscribe = function (fn) {\n\tconst signal = this;\n\treturn effect(function (this: Effect) {\n\t\tconst value = signal.value;\n\t\tconst flag = this._flags & TRACKING;\n\t\tthis._flags &= ~TRACKING;\n\t\ttry {\n\t\t\tfn(value);\n\t\t} finally {\n\t\t\tthis._flags |= flag;\n\t\t}\n\t});\n};\n\nSignal.prototype.valueOf = function () {\n\treturn this.value;\n};\n\nSignal.prototype.toString = function () {\n\treturn this.value + \"\";\n};\n\nSignal.prototype.peek = function () {\n\treturn this._value;\n};\n\nObject.defineProperty(Signal.prototype, \"value\", {\n\tget() {\n\t\tconst node = addDependency(this);\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\treturn this._value;\n\t},\n\tset(value) {\n\t\tif (value !== this._value) {\n\t\t\tif (batchIteration > 100) {\n\t\t\t\tcycleDetected();\n\t\t\t}\n\n\t\t\tthis._value = value;\n\t\t\tthis._version++;\n\t\t\tglobalVersion++;\n\n\t\t\t/**@__INLINE__*/ startBatch();\n\t\t\ttry {\n\t\t\t\tfor (\n\t\t\t\t\tlet node = this._targets;\n\t\t\t\t\tnode !== undefined;\n\t\t\t\t\tnode = node._nextTarget\n\t\t\t\t) {\n\t\t\t\t\tnode._target._notify();\n\t\t\t\t}\n\t\t\t} finally {\n\t\t\t\tendBatch();\n\t\t\t}\n\t\t}\n\t},\n});\n\nfunction signal(value: T): Signal {\n\treturn new Signal(value);\n}\n\nfunction needsToRecompute(target: Computed | Effect): boolean {\n\t// Check the dependencies for changed values. The dependency list is already\n\t// in order of use. Therefore if multiple dependencies have changed values, only\n\t// the first used dependency is re-evaluated at this point.\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\t// If there's a new version of the dependency before or after refreshing,\n\t\t// or the dependency has something blocking it from refreshing at all (e.g. a\n\t\t// dependency cycle), then we need to recompute.\n\t\tif (\n\t\t\tnode._source._version !== node._version ||\n\t\t\t!node._source._refresh() ||\n\t\t\tnode._source._version !== node._version\n\t\t) {\n\t\t\treturn true;\n\t\t}\n\t}\n\t// If none of the dependencies have changed values since last recompute then the\n\t// there's no need to recompute.\n\treturn false;\n}\n\nfunction prepareSources(target: Computed | Effect) {\n\tfor (\n\t\tlet node = target._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tconst rollbackNode = node._source._node;\n\t\tif (rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = rollbackNode;\n\t\t}\n\t\tnode._source._node = node;\n\t\tnode._version = -1;\n\t}\n}\n\nfunction cleanupSources(target: Computed | Effect) {\n\t// At this point target._sources is a mishmash of current & former dependencies.\n\t// The current dependencies are also in a reverse order of use.\n\t// Therefore build a new, reverted list of dependencies containing only the current\n\t// dependencies in a proper order of use.\n\t// Drop former dependencies from the list and unsubscribe from their change notifications.\n\n\tlet node = target._sources;\n\tlet sources = undefined;\n\twhile (node !== undefined) {\n\t\tconst next = node._nextSource;\n\t\tif (node._version === -1) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t\tnode._nextSource = undefined;\n\t\t} else {\n\t\t\tif (sources !== undefined) {\n\t\t\t\tsources._prevSource = node;\n\t\t\t}\n\t\t\tnode._prevSource = undefined;\n\t\t\tnode._nextSource = sources;\n\t\t\tsources = node;\n\t\t}\n\n\t\tnode._source._node = node._rollbackNode;\n\t\tif (node._rollbackNode !== undefined) {\n\t\t\tnode._rollbackNode = undefined;\n\t\t}\n\t\tnode = next;\n\t}\n\ttarget._sources = sources;\n}\n\ndeclare class Computed extends Signal {\n\t_compute: () => T;\n\t_sources?: Node;\n\t_globalVersion: number;\n\t_flags: number;\n\n\tconstructor(compute: () => T);\n\n\t_notify(): void;\n\tget value(): T;\n}\n\nfunction Computed(this: Computed, compute: () => unknown) {\n\tSignal.call(this, undefined);\n\n\tthis._compute = compute;\n\tthis._sources = undefined;\n\tthis._globalVersion = globalVersion - 1;\n\tthis._flags = OUTDATED;\n}\n\nComputed.prototype = new Signal() as Computed;\n\nComputed.prototype._refresh = function () {\n\tthis._flags &= ~NOTIFIED;\n\n\tif (this._flags & RUNNING) {\n\t\treturn false;\n\t}\n\n\t// If this computed signal has subscribed to updates from its dependencies\n\t// (TRACKING flag set) and none of them have notified about changes (OUTDATED\n\t// flag not set), then the computed value can't have changed.\n\tif ((this._flags & (OUTDATED | TRACKING)) === TRACKING) {\n\t\treturn true;\n\t}\n\tthis._flags &= ~OUTDATED;\n\n\tif (this._globalVersion === globalVersion) {\n\t\treturn true;\n\t}\n\tthis._globalVersion = globalVersion;\n\n\t// Mark this computed signal running before checking the dependencies for value\n\t// changes, so that the RUNNIN flag can be used to notice cyclical dependencies.\n\tthis._flags |= RUNNING;\n\tif (this._version > 0 && !needsToRecompute(this)) {\n\t\tthis._flags &= ~RUNNING;\n\t\treturn true;\n\t}\n\n\tconst prevContext = evalContext;\n\ttry {\n\t\tprepareSources(this);\n\t\tevalContext = this;\n\t\tconst value = this._compute();\n\t\tif (\n\t\t\tthis._flags & HAS_ERROR ||\n\t\t\tthis._value !== value ||\n\t\t\tthis._version === 0\n\t\t) {\n\t\t\tthis._value = value;\n\t\t\tthis._flags &= ~HAS_ERROR;\n\t\t\tthis._version++;\n\t\t}\n\t} catch (err) {\n\t\tthis._value = err;\n\t\tthis._flags |= HAS_ERROR;\n\t\tthis._version++;\n\t}\n\tevalContext = prevContext;\n\tcleanupSources(this);\n\tthis._flags &= ~RUNNING;\n\treturn true;\n};\n\nComputed.prototype._subscribe = function (node) {\n\tif (this._targets === undefined) {\n\t\tthis._flags |= OUTDATED | TRACKING;\n\n\t\t// A computed signal subscribes lazily to its dependencies when the it\n\t\t// gets its first subscriber.\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._subscribe(node);\n\t\t}\n\t}\n\tSignal.prototype._subscribe.call(this, node);\n};\n\nComputed.prototype._unsubscribe = function (node) {\n\tSignal.prototype._unsubscribe.call(this, node);\n\n\t// Computed signal unsubscribes from its dependencies from it loses its last subscriber.\n\tif (this._targets === undefined) {\n\t\tthis._flags &= ~TRACKING;\n\n\t\tfor (\n\t\t\tlet node = this._sources;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextSource\n\t\t) {\n\t\t\tnode._source._unsubscribe(node);\n\t\t}\n\t}\n};\n\nComputed.prototype._notify = function () {\n\tif (!(this._flags & NOTIFIED)) {\n\t\tthis._flags |= OUTDATED | NOTIFIED;\n\n\t\tfor (\n\t\t\tlet node = this._targets;\n\t\t\tnode !== undefined;\n\t\t\tnode = node._nextTarget\n\t\t) {\n\t\t\tnode._target._notify();\n\t\t}\n\t}\n};\n\nComputed.prototype.peek = function () {\n\tif (!this._refresh()) {\n\t\tcycleDetected();\n\t}\n\tif (this._flags & HAS_ERROR) {\n\t\tthrow this._value;\n\t}\n\treturn this._value;\n};\n\nObject.defineProperty(Computed.prototype, \"value\", {\n\tget() {\n\t\tif (this._flags & RUNNING) {\n\t\t\tcycleDetected();\n\t\t}\n\t\tconst node = addDependency(this);\n\t\tthis._refresh();\n\t\tif (node !== undefined) {\n\t\t\tnode._version = this._version;\n\t\t}\n\t\tif (this._flags & HAS_ERROR) {\n\t\t\tthrow this._value;\n\t\t}\n\t\treturn this._value;\n\t},\n});\n\ninterface ReadonlySignal extends Signal {\n\treadonly value: T;\n}\n\nfunction computed(compute: () => T): ReadonlySignal {\n\treturn new Computed(compute);\n}\n\nfunction cleanupEffect(effect: Effect) {\n\tconst cleanup = effect._cleanup;\n\teffect._cleanup = undefined;\n\n\tif (typeof cleanup === \"function\") {\n\t\t/*@__INLINE__**/ startBatch();\n\n\t\t// Run cleanup functions always outside of any context.\n\t\tconst prevContext = evalContext;\n\t\tevalContext = undefined;\n\t\ttry {\n\t\t\tcleanup();\n\t\t} catch (err) {\n\t\t\teffect._flags &= ~RUNNING;\n\t\t\teffect._flags |= DISPOSED;\n\t\t\tdisposeEffect(effect);\n\t\t\tthrow err;\n\t\t} finally {\n\t\t\tevalContext = prevContext;\n\t\t\tendBatch();\n\t\t}\n\t}\n}\n\nfunction disposeEffect(effect: Effect) {\n\tfor (\n\t\tlet node = effect._sources;\n\t\tnode !== undefined;\n\t\tnode = node._nextSource\n\t) {\n\t\tnode._source._unsubscribe(node);\n\t}\n\teffect._compute = undefined;\n\teffect._sources = undefined;\n\n\tcleanupEffect(effect);\n}\n\nfunction endEffect(this: Effect, prevContext?: Computed | Effect) {\n\tif (evalContext !== this) {\n\t\tthrow new Error(\"Out-of-order effect\");\n\t}\n\tcleanupSources(this);\n\tevalContext = prevContext;\n\n\tthis._flags &= ~RUNNING;\n\tif (this._flags & DISPOSED) {\n\t\tdisposeEffect(this);\n\t}\n\tendBatch();\n}\n\ndeclare class Effect {\n\t_compute?: () => unknown;\n\t_cleanup?: unknown;\n\t_sources?: Node;\n\t_nextBatchedEffect?: Effect;\n\t_flags: number;\n\n\tconstructor(compute: () => void);\n\n\t_callback(): void;\n\t_start(): () => void;\n\t_notify(): void;\n\t_dispose(): void;\n}\n\nfunction Effect(this: Effect, compute: () => void) {\n\tthis._compute = compute;\n\tthis._cleanup = undefined;\n\tthis._sources = undefined;\n\tthis._nextBatchedEffect = undefined;\n\tthis._flags = TRACKING;\n}\n\nEffect.prototype._callback = function () {\n\tconst finish = this._start();\n\ttry {\n\t\tif (!(this._flags & DISPOSED) && this._compute !== undefined) {\n\t\t\tthis._cleanup = this._compute();\n\t\t}\n\t} finally {\n\t\tfinish();\n\t}\n};\n\nEffect.prototype._start = function () {\n\tif (this._flags & RUNNING) {\n\t\tcycleDetected();\n\t}\n\tthis._flags |= RUNNING;\n\tthis._flags &= ~DISPOSED;\n\tcleanupEffect(this);\n\tprepareSources(this);\n\n\t/*@__INLINE__**/ startBatch();\n\tconst prevContext = evalContext;\n\tevalContext = this;\n\treturn endEffect.bind(this, prevContext);\n};\n\nEffect.prototype._notify = function () {\n\tif (!(this._flags & NOTIFIED)) {\n\t\tthis._flags |= NOTIFIED;\n\t\tthis._nextBatchedEffect = batchedEffect;\n\t\tbatchedEffect = this;\n\t}\n};\n\nEffect.prototype._dispose = function () {\n\tthis._flags |= DISPOSED;\n\n\tif (!(this._flags & RUNNING)) {\n\t\tdisposeEffect(this);\n\t}\n};\n\nfunction effect(compute: () => unknown): () => void {\n\tconst effect = new Effect(compute);\n\teffect._callback();\n\t// Return a bound function instead of a wrapper like `() => effect._dispose()`,\n\t// because bound functions seem to be just as fast and take up a lot less memory.\n\treturn effect._dispose.bind(effect);\n}\n\nexport { signal, computed, effect, batch, Signal, ReadonlySignal 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\ No newline at end of file diff --git a/static/js/lib/signals/signals.d.ts b/static/js/lib/signals/signals.d.ts new file mode 100644 index 0000000..071c581 --- /dev/null +++ b/static/js/lib/signals/signals.d.ts @@ -0,0 +1,40 @@ +import { signal, computed, batch, effect, Signal, type ReadonlySignal } from "@preact/signals-core"; +export { signal, computed, batch, effect, Signal, type ReadonlySignal }; +export declare function useSignal(value: T): Signal; +export declare function useComputed(compute: () => T): ReadonlySignal; +export declare function useSignalEffect(cb: () => void | (() => void)): void; +/** + * @todo Determine which Reactive implementation we'll be using. + * @internal + */ +/** + * @internal + * Update a Reactive's using the properties of an object or other Reactive. + * Also works for Signals. + * @example + * // Update a Reactive with Object.assign()-like syntax: + * const r = reactive({ name: "Alice" }); + * update(r, { name: "Bob" }); + * update(r, { age: 42 }); // property 'age' does not exist in type '{ name?: string }' + * update(r, 2); // '2' has no properties in common with '{ name?: string }' + * console.log(r.name.value); // "Bob" + * + * @example + * // Update a Reactive with the properties of another Reactive: + * const A = reactive({ name: "Alice" }); + * const B = reactive({ name: "Bob", age: 42 }); + * update(A, B); + * console.log(`${A.name} is ${A.age}`); // "Bob is 42" + * + * @example + * // Update a signal with assign()-like syntax: + * const s = signal(42); + * update(s, "hi"); // Argument type 'string' not assignable to type 'number' + * update(s, {}); // Argument type '{}' not assignable to type 'number' + * update(s, 43); + * console.log(s.value); // 43 + * + * @param obj The Reactive or Signal to be updated + * @param update The value, Signal, object or Reactive to update `obj` to match + * @param overwrite If `true`, any properties `obj` missing from `update` are set to `undefined` + */ diff --git a/static/js/lib/signals/signals.js b/static/js/lib/signals/signals.js new file mode 100644 index 0000000..394043d --- /dev/null +++ b/static/js/lib/signals/signals.js @@ -0,0 +1,2 @@ +var n,r,i=require("preact"),t=require("preact/hooks"),e=require("@preact/signals-core"),f=4;function u(n,r){i.options[n]=r.bind(null,i.options[n]||function(){})}function o(n){if(r)r();r=n&&n.S()}function c(n){var r=this,i=n.data,u=useSignal(i);u.value=i;var o=t.useMemo(function(){var n=r.__v;while(n=n.__)if(n.__c){n.__c.__$f|=f;break}r.__$u.c=function(){r.base.data=o.peek()};return e.computed(function(){var n=u.value.value;return 0===n?0:!0===n?"":n||""})},[]);return o.value}c.displayName="_st";Object.defineProperties(e.Signal.prototype,{constructor:{configurable:!0},type:{configurable:!0,value:c},props:{configurable:!0,get:function(){return{data:this}}},__b:{configurable:!0,value:1}});u("__b",function(n,r){if("string"==typeof r.type){var i,t=r.props;for(var f in t)if("children"!==f){var u=t[f];if(u instanceof e.Signal){if(!i)r.__np=i={};i[f]=u;t[f]=u.peek()}}}n(r)});u("__r",function(r,i){o();var t,f=i.__c;if(f){f.__$f&=-2;if(void 0===(t=f.__$u))f.__$u=t=function(n){var r;e.effect(function(){r=this});r.c=function(){f.__$f|=1;f.setState({})};return r}()}n=f;o(t);r(i)});u("__e",function(r,i,t,e){o();n=void 0;r(i,t,e)});u("diffed",function(r,i){o();n=void 0;var t;if("string"==typeof i.type&&(t=i.__e)){var e=i.__np,f=i.props;if(e){var u=t.U;if(u)for(var c in u){var v=u[c];if(void 0!==v&&!(c in e)){v.d();u[c]=void 0}}else t.U=u={};for(var s in e){var l=u[s],p=e[s];if(void 0===l){l=a(t,s,p,f);u[s]=l}else l.u(p,f)}}}r(i)});function a(n,r,i,t){var f=r in n&&void 0===n.ownerSVGElement,u=e.signal(i);return{u:function(n,r){u.value=n;t=r},d:e.effect(function(){var i=u.value.value;if(t[r]!==i){t[r]=i;if(f)n[r]=i;else if(i)n.setAttribute(r,i);else n.removeAttribute(r)}})}}u("unmount",function(n,r){if("string"==typeof r.type){var i=r.__e;if(i){var t=i.U;if(t){i.U=void 0;for(var e in t){var f=t[e];if(f)f.d()}}}}else{var u=r.__c;if(u){var o=u.__$u;if(o){u.__$u=void 0;o.d()}}}n(r)});u("__h",function(n,r,i,t){if(t<3)r.__$f|=2;n(r,i,t)});i.Component.prototype.shouldComponentUpdate=function(n,r){var i=this.__$u;if(!(i&&void 0!==i.s||this.__$f&f))return!0;if(3&this.__$f)return!0;for(var t in r)return!0;for(var e in n)if("__source"!==e&&n[e]!==this.props[e])return!0;for(var u in this.props)if(!(u in n))return!0;return!1};function useSignal(n){return t.useMemo(function(){return e.signal(n)},[])}Object.defineProperty(exports,"Signal",{enumerable:!0,get:function(){return e.Signal}});Object.defineProperty(exports,"batch",{enumerable:!0,get:function(){return e.batch}});Object.defineProperty(exports,"computed",{enumerable:!0,get:function(){return e.computed}});Object.defineProperty(exports,"effect",{enumerable:!0,get:function(){return e.effect}});Object.defineProperty(exports,"signal",{enumerable:!0,get:function(){return e.signal}});exports.useComputed=function(r){var i=t.useRef(r);i.current=r;n.__$f|=f;return t.useMemo(function(){return e.computed(function(){return i.current()})},[])};exports.useSignal=useSignal;exports.useSignalEffect=function(n){var r=t.useRef(n);r.current=n;t.useEffect(function(){return e.effect(function(){r.current()})},[])}; +//# sourceMappingURL=signals.js.map diff --git a/static/js/lib/signals/signals.js.map b/static/js/lib/signals/signals.js.map new file mode 100644 index 0000000..78e0937 --- /dev/null +++ b/static/js/lib/signals/signals.js.map @@ -0,0 +1 @@ +{"version":3,"file":"signals.js","sources":["../src/index.ts"],"sourcesContent":["import { options, Component } from \"preact\";\nimport { useRef, useMemo, useEffect } from \"preact/hooks\";\nimport {\n\tsignal,\n\tcomputed,\n\tbatch,\n\teffect,\n\tSignal,\n\ttype ReadonlySignal,\n} from \"@preact/signals-core\";\nimport {\n\tVNode,\n\tOptionsTypes,\n\tHookFn,\n\tEffect,\n\tPropertyUpdater,\n\tAugmentedComponent,\n\tAugmentedElement as Element,\n} from \"./internal\";\n\nexport { signal, computed, batch, effect, Signal, type ReadonlySignal };\n\nconst HAS_PENDING_UPDATE = 1 << 0;\nconst HAS_HOOK_STATE = 1 << 1;\nconst HAS_COMPUTEDS = 1 << 2;\n\n// Install a Preact options hook\nfunction hook(hookName: T, hookFn: HookFn) {\n\t// @ts-ignore-next-line private options hooks usage\n\toptions[hookName] = hookFn.bind(null, options[hookName] || (() => {}));\n}\n\nlet currentComponent: AugmentedComponent | undefined;\nlet finishUpdate: (() => void) | undefined;\n\nfunction setCurrentUpdater(updater?: Effect) {\n\t// end tracking for the current update:\n\tif (finishUpdate) finishUpdate();\n\t// start tracking the new update:\n\tfinishUpdate = updater && updater._start();\n}\n\nfunction createUpdater(update: () => void) {\n\tlet updater!: Effect;\n\teffect(function (this: Effect) {\n\t\tupdater = this;\n\t});\n\tupdater._callback = update;\n\treturn updater;\n}\n\n/** @todo This may be needed for complex prop value detection. */\n// function isSignalValue(value: any): value is Signal {\n// \tif (typeof value !== \"object\" || value == null) return false;\n// \tif (value instanceof Signal) return true;\n// \t// @TODO: uncomment this when we land Reactive (ideally behind a brand check)\n// \t// for (let i in value) if (value[i] instanceof Signal) return true;\n// \treturn false;\n// }\n\n/**\n * A wrapper component that renders a Signal directly as a Text node.\n * @todo: in Preact 11, just decorate Signal with `type:null`\n */\nfunction Text(this: AugmentedComponent, { data }: { data: Signal }) {\n\t// hasComputeds.add(this);\n\n\t// Store the props.data signal in another signal so that\n\t// passing a new signal reference re-runs the text computed:\n\tconst currentSignal = useSignal(data);\n\tcurrentSignal.value = data;\n\n\tconst s = useMemo(() => {\n\t\t// mark the parent component as having computeds so it gets optimized\n\t\tlet v = this.__v;\n\t\twhile ((v = v.__!)) {\n\t\t\tif (v.__c) {\n\t\t\t\tv.__c._updateFlags |= HAS_COMPUTEDS;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\t// Replace this component's vdom updater with a direct text one:\n\t\tthis._updater!._callback = () => {\n\t\t\t(this.base as Text).data = s.peek();\n\t\t};\n\n\t\treturn computed(() => {\n\t\t\tlet data = currentSignal.value;\n\t\t\tlet s = data.value;\n\t\t\treturn s === 0 ? 0 : s === true ? \"\" : s || \"\";\n\t\t});\n\t}, []);\n\n\treturn s.value;\n}\nText.displayName = \"_st\";\n\nObject.defineProperties(Signal.prototype, {\n\tconstructor: { configurable: true },\n\ttype: { configurable: true, value: Text },\n\tprops: {\n\t\tconfigurable: true,\n\t\tget() {\n\t\t\treturn { data: this };\n\t\t},\n\t},\n\t// Setting a VNode's _depth to 1 forces Preact to clone it before modifying:\n\t// https://github.com/preactjs/preact/blob/d7a433ee8463a7dc23a05111bb47de9ec729ad4d/src/diff/children.js#L77\n\t// @todo remove this for Preact 11\n\t__b: { configurable: true, value: 1 },\n});\n\n/** Inject low-level property/attribute bindings for Signals into Preact's diff */\nhook(OptionsTypes.DIFF, (old, vnode) => {\n\tif (typeof vnode.type === \"string\") {\n\t\tlet signalProps: Record | undefined;\n\n\t\tlet props = vnode.props;\n\t\tfor (let i in props) {\n\t\t\tif (i === \"children\") continue;\n\n\t\t\tlet value = props[i];\n\t\t\tif (value instanceof Signal) {\n\t\t\t\tif (!signalProps) vnode.__np = signalProps = {};\n\t\t\t\tsignalProps[i] = value;\n\t\t\t\tprops[i] = value.peek();\n\t\t\t}\n\t\t}\n\t}\n\n\told(vnode);\n});\n\n/** Set up Updater before rendering a component */\nhook(OptionsTypes.RENDER, (old, vnode) => {\n\tsetCurrentUpdater();\n\n\tlet updater;\n\n\tlet component = vnode.__c;\n\tif (component) {\n\t\tcomponent._updateFlags &= ~HAS_PENDING_UPDATE;\n\n\t\tupdater = component._updater;\n\t\tif (updater === undefined) {\n\t\t\tcomponent._updater = updater = createUpdater(() => {\n\t\t\t\tcomponent._updateFlags |= HAS_PENDING_UPDATE;\n\t\t\t\tcomponent.setState({});\n\t\t\t});\n\t\t}\n\t}\n\n\tcurrentComponent = component;\n\tsetCurrentUpdater(updater);\n\told(vnode);\n});\n\n/** Finish current updater if a component errors */\nhook(OptionsTypes.CATCH_ERROR, (old, error, vnode, oldVNode) => {\n\tsetCurrentUpdater();\n\tcurrentComponent = undefined;\n\told(error, vnode, oldVNode);\n});\n\n/** Finish current updater after rendering any VNode */\nhook(OptionsTypes.DIFFED, (old, vnode) => {\n\tsetCurrentUpdater();\n\tcurrentComponent = undefined;\n\n\tlet dom: Element;\n\n\t// vnode._dom is undefined during string rendering,\n\t// so we use this to skip prop subscriptions during SSR.\n\tif (typeof vnode.type === \"string\" && (dom = vnode.__e as Element)) {\n\t\tlet props = vnode.__np;\n\t\tlet renderedProps = vnode.props;\n\t\tif (props) {\n\t\t\tlet updaters = dom._updaters;\n\t\t\tif (updaters) {\n\t\t\t\tfor (let prop in updaters) {\n\t\t\t\t\tlet updater = updaters[prop];\n\t\t\t\t\tif (updater !== undefined && !(prop in props)) {\n\t\t\t\t\t\tupdater._dispose();\n\t\t\t\t\t\t// @todo we could just always invoke _dispose() here\n\t\t\t\t\t\tupdaters[prop] = undefined;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tupdaters = {};\n\t\t\t\tdom._updaters = updaters;\n\t\t\t}\n\t\t\tfor (let prop in props) {\n\t\t\t\tlet updater = updaters[prop];\n\t\t\t\tlet signal = props[prop];\n\t\t\t\tif (updater === undefined) {\n\t\t\t\t\tupdater = createPropUpdater(dom, prop, signal, renderedProps);\n\t\t\t\t\tupdaters[prop] = updater;\n\t\t\t\t} else {\n\t\t\t\t\tupdater._update(signal, renderedProps);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\told(vnode);\n});\n\nfunction createPropUpdater(\n\tdom: Element,\n\tprop: string,\n\tpropSignal: Signal,\n\tprops: Record\n): PropertyUpdater {\n\tconst setAsProperty =\n\t\tprop in dom &&\n\t\t// SVG elements need to go through `setAttribute` because they\n\t\t// expect things like SVGAnimatedTransformList instead of strings.\n\t\t// @ts-ignore\n\t\tdom.ownerSVGElement === undefined;\n\n\tconst changeSignal = signal(propSignal);\n\treturn {\n\t\t_update: (newSignal: Signal, newProps: typeof props) => {\n\t\t\tchangeSignal.value = newSignal;\n\t\t\tprops = newProps;\n\t\t},\n\t\t_dispose: effect(() => {\n\t\t\tconst value = changeSignal.value.value;\n\t\t\t// If Preact just rendered this value, don't render it again:\n\t\t\tif (props[prop] === value) return;\n\t\t\tprops[prop] = value;\n\t\t\tif (setAsProperty) {\n\t\t\t\t// @ts-ignore-next-line silly\n\t\t\t\tdom[prop] = value;\n\t\t\t} else if (value) {\n\t\t\t\tdom.setAttribute(prop, value);\n\t\t\t} else {\n\t\t\t\tdom.removeAttribute(prop);\n\t\t\t}\n\t\t}),\n\t};\n}\n\n/** Unsubscribe from Signals when unmounting components/vnodes */\nhook(OptionsTypes.UNMOUNT, (old, vnode: VNode) => {\n\tif (typeof vnode.type === \"string\") {\n\t\tlet dom = vnode.__e as Element | undefined;\n\t\t// vnode._dom is undefined during string rendering\n\t\tif (dom) {\n\t\t\tconst updaters = dom._updaters;\n\t\t\tif (updaters) {\n\t\t\t\tdom._updaters = undefined;\n\t\t\t\tfor (let prop in updaters) {\n\t\t\t\t\tlet updater = updaters[prop];\n\t\t\t\t\tif (updater) updater._dispose();\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t} else {\n\t\tlet component = vnode.__c;\n\t\tif (component) {\n\t\t\tconst updater = component._updater;\n\t\t\tif (updater) {\n\t\t\t\tcomponent._updater = undefined;\n\t\t\t\tupdater._dispose();\n\t\t\t}\n\t\t}\n\t}\n\told(vnode);\n});\n\n/** Mark components that use hook state so we can skip sCU optimization. */\nhook(OptionsTypes.HOOK, (old, component, index, type) => {\n\tif (type < 3)\n\t\t(component as AugmentedComponent)._updateFlags |= HAS_HOOK_STATE;\n\told(component, index, type);\n});\n\n/**\n * Auto-memoize components that use Signals/Computeds.\n * Note: Does _not_ optimize components that use hook/class state.\n */\nComponent.prototype.shouldComponentUpdate = function (\n\tthis: AugmentedComponent,\n\tprops,\n\tstate\n) {\n\t// @todo: 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\"preact/hooks\";\nimport {\n\tsignal,\n\tcomputed,\n\tbatch,\n\teffect,\n\tSignal,\n\ttype ReadonlySignal,\n} from \"@preact/signals-core\";\nimport {\n\tVNode,\n\tOptionsTypes,\n\tHookFn,\n\tEffect,\n\tPropertyUpdater,\n\tAugmentedComponent,\n\tAugmentedElement as Element,\n} from \"./internal\";\n\nexport { signal, computed, batch, effect, Signal, type ReadonlySignal };\n\nconst HAS_PENDING_UPDATE = 1 << 0;\nconst HAS_HOOK_STATE = 1 << 1;\nconst HAS_COMPUTEDS = 1 << 2;\n\n// Install a Preact options hook\nfunction hook(hookName: T, hookFn: HookFn) {\n\t// @ts-ignore-next-line private options hooks usage\n\toptions[hookName] = hookFn.bind(null, options[hookName] || (() => {}));\n}\n\nlet currentComponent: AugmentedComponent | undefined;\nlet finishUpdate: (() => void) | undefined;\n\nfunction setCurrentUpdater(updater?: Effect) {\n\t// end tracking for the current update:\n\tif (finishUpdate) finishUpdate();\n\t// start tracking the new update:\n\tfinishUpdate = updater && updater._start();\n}\n\nfunction createUpdater(update: () => void) {\n\tlet updater!: Effect;\n\teffect(function (this: Effect) {\n\t\tupdater = this;\n\t});\n\tupdater._callback = update;\n\treturn updater;\n}\n\n/** @todo This may be needed for complex prop value detection. */\n// function isSignalValue(value: any): value is Signal {\n// \tif (typeof value !== \"object\" || value == null) return false;\n// \tif (value instanceof Signal) return true;\n// \t// @TODO: uncomment this when we land Reactive (ideally behind a brand check)\n// \t// for (let i in value) if (value[i] instanceof Signal) return true;\n// \treturn false;\n// }\n\n/**\n * A wrapper component that renders a Signal directly as a Text node.\n * @todo: in Preact 11, just decorate Signal with `type:null`\n */\nfunction Text(this: AugmentedComponent, { data }: { data: Signal }) {\n\t// hasComputeds.add(this);\n\n\t// Store the props.data signal in another signal so that\n\t// passing a new signal reference re-runs the text computed:\n\tconst currentSignal = useSignal(data);\n\tcurrentSignal.value = data;\n\n\tconst s = useMemo(() => {\n\t\t// mark the parent component as having computeds so it gets optimized\n\t\tlet v = this.__v;\n\t\twhile ((v = v.__!)) {\n\t\t\tif (v.__c) {\n\t\t\t\tv.__c._updateFlags |= HAS_COMPUTEDS;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\t// Replace this component's vdom updater with a direct text one:\n\t\tthis._updater!._callback = () => {\n\t\t\t(this.base as Text).data = s.peek();\n\t\t};\n\n\t\treturn computed(() => {\n\t\t\tlet data = currentSignal.value;\n\t\t\tlet s = data.value;\n\t\t\treturn s === 0 ? 0 : s === true ? \"\" : s || \"\";\n\t\t});\n\t}, []);\n\n\treturn s.value;\n}\nText.displayName = \"_st\";\n\nObject.defineProperties(Signal.prototype, {\n\tconstructor: { configurable: true },\n\ttype: { configurable: true, value: Text },\n\tprops: {\n\t\tconfigurable: true,\n\t\tget() {\n\t\t\treturn { data: this };\n\t\t},\n\t},\n\t// Setting a VNode's _depth to 1 forces Preact to clone it before modifying:\n\t// https://github.com/preactjs/preact/blob/d7a433ee8463a7dc23a05111bb47de9ec729ad4d/src/diff/children.js#L77\n\t// @todo remove this for Preact 11\n\t__b: { configurable: true, value: 1 },\n});\n\n/** Inject low-level property/attribute bindings for Signals into Preact's diff */\nhook(OptionsTypes.DIFF, (old, vnode) => {\n\tif (typeof vnode.type === \"string\") {\n\t\tlet signalProps: Record | undefined;\n\n\t\tlet props = vnode.props;\n\t\tfor (let i in props) {\n\t\t\tif (i === \"children\") continue;\n\n\t\t\tlet value = props[i];\n\t\t\tif (value instanceof Signal) {\n\t\t\t\tif (!signalProps) vnode.__np = signalProps = {};\n\t\t\t\tsignalProps[i] = value;\n\t\t\t\tprops[i] = value.peek();\n\t\t\t}\n\t\t}\n\t}\n\n\told(vnode);\n});\n\n/** Set up Updater before rendering a component */\nhook(OptionsTypes.RENDER, (old, vnode) => {\n\tsetCurrentUpdater();\n\n\tlet updater;\n\n\tlet component = vnode.__c;\n\tif (component) 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vnode.__np;\n\t\tlet renderedProps = vnode.props;\n\t\tif (props) {\n\t\t\tlet updaters = dom._updaters;\n\t\t\tif (updaters) {\n\t\t\t\tfor (let prop in updaters) {\n\t\t\t\t\tlet updater = updaters[prop];\n\t\t\t\t\tif (updater !== undefined && !(prop in props)) {\n\t\t\t\t\t\tupdater._dispose();\n\t\t\t\t\t\t// @todo we could just always invoke _dispose() here\n\t\t\t\t\t\tupdaters[prop] = undefined;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tupdaters = {};\n\t\t\t\tdom._updaters = updaters;\n\t\t\t}\n\t\t\tfor (let prop in props) {\n\t\t\t\tlet updater = updaters[prop];\n\t\t\t\tlet signal = props[prop];\n\t\t\t\tif (updater === undefined) {\n\t\t\t\t\tupdater = createPropUpdater(dom, prop, signal, renderedProps);\n\t\t\t\t\tupdaters[prop] = updater;\n\t\t\t\t} else {\n\t\t\t\t\tupdater._update(signal, renderedProps);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\told(vnode);\n});\n\nfunction createPropUpdater(\n\tdom: Element,\n\tprop: string,\n\tpropSignal: Signal,\n\tprops: Record\n): 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\ No newline at end of file diff --git a/static/js/lib/signals/signals.mjs b/static/js/lib/signals/signals.mjs new file mode 100644 index 0000000..882352a --- /dev/null +++ b/static/js/lib/signals/signals.mjs @@ -0,0 +1,2 @@ +import{Component as t,options as i}from"preact";import{useMemo as e,useRef as n,useEffect as o}from"preact/hooks";import{Signal as r,computed as f,signal as l,effect as s}from"@preact/signals-core";export{Signal,batch,computed,effect,signal}from"@preact/signals-core";const c=4;function u(t,e){i[t]=e.bind(null,i[t]||(()=>{}))}let a,d;function p(t){if(d)d();d=t&&t.S()}function h({data:t}){const i=useSignal(t);i.value=t;const n=e(()=>{let t=this.__v;while(t=t.__)if(t.__c){t.__c.__$f|=c;break}this.__$u.c=()=>{this.base.data=n.peek()};return f(()=>{let t=i.value.value;return 0===t?0:!0===t?"":t||""})},[]);return 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sourceMappingURL=signals.mjs.map diff --git a/static/js/lib/signals/signals.mjs.map b/static/js/lib/signals/signals.mjs.map new file mode 100644 index 0000000..b34d45c --- /dev/null +++ b/static/js/lib/signals/signals.mjs.map @@ -0,0 +1 @@ +{"version":3,"file":"signals.mjs","sources":["../src/index.ts"],"sourcesContent":["import { options, Component } from \"preact\";\nimport { useRef, useMemo, useEffect } from \"preact/hooks\";\nimport {\n\tsignal,\n\tcomputed,\n\tbatch,\n\teffect,\n\tSignal,\n\ttype ReadonlySignal,\n} from \"@preact/signals-core\";\nimport {\n\tVNode,\n\tOptionsTypes,\n\tHookFn,\n\tEffect,\n\tPropertyUpdater,\n\tAugmentedComponent,\n\tAugmentedElement as Element,\n} from \"./internal\";\n\nexport { signal, computed, batch, effect, Signal, type ReadonlySignal };\n\nconst HAS_PENDING_UPDATE = 1 << 0;\nconst HAS_HOOK_STATE = 1 << 1;\nconst HAS_COMPUTEDS = 1 << 2;\n\n// Install a Preact options hook\nfunction hook(hookName: T, hookFn: HookFn) {\n\t// @ts-ignore-next-line 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Signal) return true;\n// \treturn false;\n// }\n\n/**\n * A wrapper component that renders a Signal directly as a Text node.\n * @todo: in Preact 11, just decorate Signal with `type:null`\n */\nfunction Text(this: AugmentedComponent, { data }: { data: Signal }) {\n\t// hasComputeds.add(this);\n\n\t// Store the props.data signal in another signal so that\n\t// passing a new signal reference re-runs the text computed:\n\tconst currentSignal = useSignal(data);\n\tcurrentSignal.value = data;\n\n\tconst s = useMemo(() => {\n\t\t// mark the parent component as having computeds so it gets optimized\n\t\tlet v = this.__v;\n\t\twhile ((v = v.__!)) {\n\t\t\tif (v.__c) {\n\t\t\t\tv.__c._updateFlags |= HAS_COMPUTEDS;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\t// Replace this component's vdom updater with a direct text one:\n\t\tthis._updater!._callback = () => {\n\t\t\t(this.base as Text).data = s.peek();\n\t\t};\n\n\t\treturn computed(() => {\n\t\t\tlet data = currentSignal.value;\n\t\t\tlet s = data.value;\n\t\t\treturn s === 0 ? 0 : s === true ? \"\" : s || \"\";\n\t\t});\n\t}, []);\n\n\treturn s.value;\n}\nText.displayName = \"_st\";\n\nObject.defineProperties(Signal.prototype, {\n\tconstructor: { configurable: true },\n\ttype: { configurable: true, value: Text },\n\tprops: {\n\t\tconfigurable: true,\n\t\tget() {\n\t\t\treturn { data: this };\n\t\t},\n\t},\n\t// Setting a VNode's _depth to 1 forces Preact to clone it before modifying:\n\t// https://github.com/preactjs/preact/blob/d7a433ee8463a7dc23a05111bb47de9ec729ad4d/src/diff/children.js#L77\n\t// @todo remove this for Preact 11\n\t__b: { configurable: true, value: 1 },\n});\n\n/** Inject low-level property/attribute bindings for Signals into Preact's diff */\nhook(OptionsTypes.DIFF, (old, vnode) => {\n\tif (typeof vnode.type === \"string\") {\n\t\tlet signalProps: Record | undefined;\n\n\t\tlet props = vnode.props;\n\t\tfor (let i in props) {\n\t\t\tif (i === \"children\") continue;\n\n\t\t\tlet value = 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value, don't render it again:\n\t\t\tif (props[prop] === value) return;\n\t\t\tprops[prop] = value;\n\t\t\tif (setAsProperty) {\n\t\t\t\t// @ts-ignore-next-line silly\n\t\t\t\tdom[prop] = value;\n\t\t\t} else if (value) {\n\t\t\t\tdom.setAttribute(prop, value);\n\t\t\t} else {\n\t\t\t\tdom.removeAttribute(prop);\n\t\t\t}\n\t\t}),\n\t};\n}\n\n/** Unsubscribe from Signals when unmounting components/vnodes */\nhook(OptionsTypes.UNMOUNT, (old, vnode: VNode) => {\n\tif (typeof vnode.type === \"string\") {\n\t\tlet dom = vnode.__e as Element | undefined;\n\t\t// vnode._dom is undefined during string rendering\n\t\tif (dom) {\n\t\t\tconst updaters = dom._updaters;\n\t\t\tif (updaters) {\n\t\t\t\tdom._updaters = undefined;\n\t\t\t\tfor (let prop in updaters) {\n\t\t\t\t\tlet updater = updaters[prop];\n\t\t\t\t\tif (updater) updater._dispose();\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t} else {\n\t\tlet component = vnode.__c;\n\t\tif (component) {\n\t\t\tconst updater = component._updater;\n\t\t\tif (updater) {\n\t\t\t\tcomponent._updater = undefined;\n\t\t\t\tupdater._dispose();\n\t\t\t}\n\t\t}\n\t}\n\told(vnode);\n});\n\n/** Mark components that use hook state so we can skip sCU optimization. */\nhook(OptionsTypes.HOOK, (old, component, index, type) => {\n\tif (type < 3)\n\t\t(component as AugmentedComponent)._updateFlags |= HAS_HOOK_STATE;\n\told(component, index, type);\n});\n\n/**\n * Auto-memoize components that use Signals/Computeds.\n * Note: Does _not_ optimize components that use hook/class state.\n */\nComponent.prototype.shouldComponentUpdate = function (\n\tthis: AugmentedComponent,\n\tprops,\n\tstate\n) {\n\t// @todo: Once preactjs/preact#3671 lands, this could just use `currentUpdater`:\n\tconst updater = this._updater;\n\tconst hasSignals = updater && updater._sources !== undefined;\n\n\t// let reason;\n\t// if (!hasSignals && !hasComputeds.has(this)) {\n\t// \treason = \"no signals or computeds\";\n\t// } else if (hasPendingUpdate.has(this)) {\n\t// \treason = 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\ No newline at end of file diff --git a/static/js/lib/signals/signals.module.js b/static/js/lib/signals/signals.module.js new file mode 100644 index 0000000..0ad44de --- /dev/null +++ b/static/js/lib/signals/signals.module.js @@ -0,0 +1,2 @@ +import{Component as n,options as i}from"preact";import{useMemo as r,useRef as t,useEffect as f}from"preact/hooks";import{Signal as o,computed as e,signal as u,effect as a}from"@preact/signals-core";export{Signal,batch,computed,effect,signal}from"@preact/signals-core";var c,v,s=4;function l(n,r){i[n]=r.bind(null,i[n]||function(){})}function p(n){if(v)v();v=n&&n.S()}function d(n){var i=this,t=n.data,f=useSignal(t);f.value=t;var o=r(function(){var n=i.__v;while(n=n.__)if(n.__c){n.__c.__$f|=s;break}i.__$u.c=function(){i.base.data=o.peek()};return e(function(){var n=f.value.value;return 0===n?0:!0===n?"":n||""})},[]);return 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a(function(){i.current()})},[])}export{useComputed,useSignal,useSignalEffect}; +//# sourceMappingURL=signals.module.js.map diff --git a/static/js/lib/signals/signals.module.js.map b/static/js/lib/signals/signals.module.js.map new file mode 100644 index 0000000..ebf4298 --- /dev/null +++ b/static/js/lib/signals/signals.module.js.map @@ -0,0 +1 @@ +{"version":3,"file":"signals.module.js","sources":["../src/index.ts"],"sourcesContent":["import { options, Component } from \"preact\";\nimport { useRef, useMemo, useEffect } from \"preact/hooks\";\nimport {\n\tsignal,\n\tcomputed,\n\tbatch,\n\teffect,\n\tSignal,\n\ttype ReadonlySignal,\n} from \"@preact/signals-core\";\nimport {\n\tVNode,\n\tOptionsTypes,\n\tHookFn,\n\tEffect,\n\tPropertyUpdater,\n\tAugmentedComponent,\n\tAugmentedElement as Element,\n} from \"./internal\";\n\nexport { signal, computed, batch, effect, Signal, type ReadonlySignal };\n\nconst HAS_PENDING_UPDATE = 1 << 0;\nconst HAS_HOOK_STATE = 1 << 1;\nconst HAS_COMPUTEDS = 1 << 2;\n\n// Install a Preact options hook\nfunction hook(hookName: T, hookFn: HookFn) {\n\t// @ts-ignore-next-line private options hooks usage\n\toptions[hookName] = hookFn.bind(null, options[hookName] || (() => {}));\n}\n\nlet currentComponent: AugmentedComponent | undefined;\nlet finishUpdate: (() => void) | undefined;\n\nfunction setCurrentUpdater(updater?: Effect) {\n\t// end tracking for the current update:\n\tif (finishUpdate) finishUpdate();\n\t// start tracking the new update:\n\tfinishUpdate = updater && updater._start();\n}\n\nfunction createUpdater(update: () => void) {\n\tlet updater!: Effect;\n\teffect(function (this: Effect) {\n\t\tupdater = this;\n\t});\n\tupdater._callback = update;\n\treturn updater;\n}\n\n/** @todo This may be needed for complex prop value detection. */\n// function isSignalValue(value: any): value is Signal {\n// \tif (typeof value !== \"object\" || value == null) return false;\n// \tif (value instanceof Signal) return true;\n// \t// @TODO: uncomment this when we land Reactive (ideally behind a brand check)\n// \t// for (let i in value) if (value[i] instanceof Signal) return true;\n// \treturn false;\n// }\n\n/**\n * A wrapper component that renders a Signal directly as a Text node.\n * @todo: in Preact 11, just decorate Signal with `type:null`\n */\nfunction Text(this: AugmentedComponent, { data }: { data: Signal }) {\n\t// hasComputeds.add(this);\n\n\t// Store the props.data signal in another signal so that\n\t// passing a new signal reference re-runs the text computed:\n\tconst currentSignal = useSignal(data);\n\tcurrentSignal.value = data;\n\n\tconst s = useMemo(() => {\n\t\t// mark the parent component as having computeds so it gets optimized\n\t\tlet v = this.__v;\n\t\twhile ((v = v.__!)) {\n\t\t\tif (v.__c) {\n\t\t\t\tv.__c._updateFlags |= HAS_COMPUTEDS;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\t// Replace this component's vdom updater with a direct text one:\n\t\tthis._updater!._callback = () => {\n\t\t\t(this.base as Text).data = s.peek();\n\t\t};\n\n\t\treturn computed(() => {\n\t\t\tlet data = currentSignal.value;\n\t\t\tlet s = data.value;\n\t\t\treturn s === 0 ? 0 : s === true ? \"\" : s || \"\";\n\t\t});\n\t}, []);\n\n\treturn s.value;\n}\nText.displayName = \"_st\";\n\nObject.defineProperties(Signal.prototype, {\n\tconstructor: { configurable: true },\n\ttype: { configurable: true, value: Text },\n\tprops: {\n\t\tconfigurable: true,\n\t\tget() {\n\t\t\treturn { data: this };\n\t\t},\n\t},\n\t// Setting a VNode's _depth to 1 forces Preact to clone it before modifying:\n\t// https://github.com/preactjs/preact/blob/d7a433ee8463a7dc23a05111bb47de9ec729ad4d/src/diff/children.js#L77\n\t// @todo remove this for Preact 11\n\t__b: { configurable: true, value: 1 },\n});\n\n/** Inject low-level property/attribute bindings for Signals into Preact's diff */\nhook(OptionsTypes.DIFF, (old, vnode) => {\n\tif (typeof vnode.type === \"string\") {\n\t\tlet signalProps: Record | undefined;\n\n\t\tlet props = vnode.props;\n\t\tfor (let i in props) {\n\t\t\tif (i === \"children\") continue;\n\n\t\t\tlet value = props[i];\n\t\t\tif (value instanceof Signal) {\n\t\t\t\tif (!signalProps) vnode.__np = signalProps = {};\n\t\t\t\tsignalProps[i] = value;\n\t\t\t\tprops[i] = value.peek();\n\t\t\t}\n\t\t}\n\t}\n\n\told(vnode);\n});\n\n/** Set up Updater before rendering a component */\nhook(OptionsTypes.RENDER, (old, vnode) => {\n\tsetCurrentUpdater();\n\n\tlet updater;\n\n\tlet component = vnode.__c;\n\tif (component) {\n\t\tcomponent._updateFlags &= ~HAS_PENDING_UPDATE;\n\n\t\tupdater = component._updater;\n\t\tif (updater === undefined) {\n\t\t\tcomponent._updater = updater = createUpdater(() => {\n\t\t\t\tcomponent._updateFlags |= HAS_PENDING_UPDATE;\n\t\t\t\tcomponent.setState({});\n\t\t\t});\n\t\t}\n\t}\n\n\tcurrentComponent = component;\n\tsetCurrentUpdater(updater);\n\told(vnode);\n});\n\n/** Finish current updater if a component errors */\nhook(OptionsTypes.CATCH_ERROR, (old, error, vnode, 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updaters;\n\t\t\t}\n\t\t\tfor (let prop in props) {\n\t\t\t\tlet updater = updaters[prop];\n\t\t\t\tlet signal = props[prop];\n\t\t\t\tif (updater === undefined) {\n\t\t\t\t\tupdater = createPropUpdater(dom, prop, signal, renderedProps);\n\t\t\t\t\tupdaters[prop] = updater;\n\t\t\t\t} else {\n\t\t\t\t\tupdater._update(signal, renderedProps);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\told(vnode);\n});\n\nfunction createPropUpdater(\n\tdom: Element,\n\tprop: string,\n\tpropSignal: Signal,\n\tprops: Record\n): PropertyUpdater {\n\tconst setAsProperty =\n\t\tprop in dom &&\n\t\t// SVG elements need to go through `setAttribute` because they\n\t\t// expect things like SVGAnimatedTransformList instead of strings.\n\t\t// @ts-ignore\n\t\tdom.ownerSVGElement === undefined;\n\n\tconst changeSignal = signal(propSignal);\n\treturn {\n\t\t_update: (newSignal: Signal, newProps: typeof props) => {\n\t\t\tchangeSignal.value = newSignal;\n\t\t\tprops = newProps;\n\t\t},\n\t\t_dispose: effect(() => {\n\t\t\tconst value = changeSignal.value.value;\n\t\t\t// If Preact just rendered this value, don't render it again:\n\t\t\tif (props[prop] === value) return;\n\t\t\tprops[prop] = value;\n\t\t\tif (setAsProperty) {\n\t\t\t\t// @ts-ignore-next-line silly\n\t\t\t\tdom[prop] = value;\n\t\t\t} else if (value) {\n\t\t\t\tdom.setAttribute(prop, value);\n\t\t\t} else {\n\t\t\t\tdom.removeAttribute(prop);\n\t\t\t}\n\t\t}),\n\t};\n}\n\n/** Unsubscribe from Signals when unmounting components/vnodes */\nhook(OptionsTypes.UNMOUNT, (old, vnode: VNode) => {\n\tif (typeof vnode.type === \"string\") {\n\t\tlet dom = vnode.__e as Element | undefined;\n\t\t// vnode._dom is undefined during string rendering\n\t\tif (dom) {\n\t\t\tconst updaters = dom._updaters;\n\t\t\tif (updaters) {\n\t\t\t\tdom._updaters = undefined;\n\t\t\t\tfor (let prop in updaters) {\n\t\t\t\t\tlet updater = updaters[prop];\n\t\t\t\t\tif (updater) updater._dispose();\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t} else {\n\t\tlet component = 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\ No newline at end of file diff --git a/static/less/Makefile b/static/less/Makefile new file mode 100644 index 0000000..7e91a05 --- /dev/null +++ b/static/less/Makefile @@ -0,0 +1,11 @@ +less = $(wildcard *.less) +_css = $(less:.less=.css) +css = $(addprefix ../css/, $(_css) ) + +../css/%.css: %.less theme.less + lessc $< ../css/$@ + +all: $(css) + +clean: + rm -vf $(css) diff --git a/static/less/login.less b/static/less/login.less new file mode 100644 index 0000000..6e4f219 --- /dev/null +++ b/static/less/login.less @@ -0,0 +1,26 @@ +@import "theme.less"; + +#login { + display: grid; + justify-items: center; + height: 100%; + + div { + max-width: 300px; + + input { + margin-bottom: 32px; + width: 100%; + border: 0px; + border-bottom: 1px solid #fff; + + font-size: 18pt; + color: #fff; + background-color: @background; + + &:focus { + outline: none; + } + } + } +} diff --git a/static/less/loop_make.sh b/static/less/loop_make.sh new file mode 100755 index 0000000..5acd94b --- /dev/null +++ b/static/less/loop_make.sh @@ -0,0 +1,15 @@ +#!/bin/bash + +while true +do + # inotifywait -q -e MOVE_SELF *less + inotifywait -q -e MODIFY *less + #sleep 0.5 + clear + if make -j12; then + echo -e "\n\e[32;1mOK!\e[0m" + curl -s http://notes.lan:1371/css_updated + sleep 1 + clear + fi +done diff --git a/static/less/main.less b/static/less/main.less new file mode 100644 index 0000000..2563a09 --- /dev/null +++ b/static/less/main.less @@ -0,0 +1,19 @@ +@import "theme.less"; + +html, body { + margin: 0px; + padding: 0px; + font-family: 'Liberation Mono', monospace; + font-size: 16pt; + + background-color: @background; +} + +h1 { + color: @accent_1; +} + +#app { + padding: 32px; + color: #fff; +} diff --git a/static/less/theme.less b/static/less/theme.less new file mode 100644 index 0000000..67c5735 --- /dev/null +++ b/static/less/theme.less @@ -0,0 +1,2 @@ +@background: #494949; +@accent_1: #ecbf00;
should have a
should have a