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static/js/lib/node_modules/preact/hooks/src/internal.d.ts

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+import {
+	Options as PreactOptions,
+	Component as PreactComponent,
+	VNode as PreactVNode,
+	Context as PreactContext,
+} from '../../src/internal';
+import { Reducer, StateUpdater } from '.';
+
+export { PreactContext };
+
+export interface Options extends PreactOptions {
+	/** Attach a hook that is invoked before a vnode is diffed. */
+	_diff?(vnode: VNode): void;
+	diffed?(vnode: VNode): void;
+	/** Attach a hook that is invoked before a vnode has rendered. */
+	_render?(vnode: VNode): void;
+	/** Attach a hook that is invoked after a tree was mounted or was updated. */
+	_commit?(vnode: VNode, commitQueue: Component[]): void;
+	_unmount?(vnode: VNode): void;
+	/** Attach a hook that is invoked before a hook's state is queried. */
+	_hook?(component: Component, index: number, type: HookType): void;
+}
+
+// Hook tracking
+
+export interface ComponentHooks {
+	/** The list of hooks a component uses */
+	_list: HookState[];
+	/** List of Effects to be invoked after the next frame is rendered */
+	_pendingEffects: EffectHookState[];
+}
+
+export interface Component extends PreactComponent<any, any> {
+	__hooks?: ComponentHooks;
+	// Extend to include HookStates
+	_renderCallbacks?: Array<HookState | (() => void)>;
+	_hasScuFromHooks?: boolean;
+}
+
+export interface VNode extends PreactVNode {
+	_mask?: [number, number];
+	_component?: Component; // Override with our specific Component type
+}
+
+export type HookState =
+	| EffectHookState
+	| MemoHookState
+	| ReducerHookState
+	| ContextHookState
+	| ErrorBoundaryHookState
+	| IdHookState;
+
+interface BaseHookState {
+	_value?: unknown;
+	_nextValue?: undefined;
+	_pendingValue?: undefined;
+	_args?: undefined;
+	_pendingArgs?: undefined;
+	_component?: undefined;
+	_cleanup?: undefined;
+}
+
+export type Effect = () => void | Cleanup;
+export type Cleanup = () => void;
+
+export interface EffectHookState extends BaseHookState {
+	_value?: Effect;
+	_args?: unknown[];
+	_pendingArgs?: unknown[];
+	_cleanup?: Cleanup | void;
+}
+
+export interface MemoHookState<T = unknown> extends BaseHookState {
+	_value?: T;
+	_pendingValue?: T;
+	_args?: unknown[];
+	_pendingArgs?: unknown[];
+	_factory?: () => T;
+}
+
+export interface ReducerHookState<S = unknown, A = unknown>
+	extends BaseHookState {
+	_nextValue?: [S, StateUpdater<S>];
+	_value?: [S, StateUpdater<S>];
+	_component?: Component;
+	_reducer?: Reducer<S, A>;
+}
+
+export interface ContextHookState extends BaseHookState {
+	/** Whether this hooks as subscribed to updates yet */
+	_value?: boolean;
+	_context?: PreactContext;
+}
+
+export interface ErrorBoundaryHookState extends BaseHookState {
+	_value?: (error: unknown, errorInfo: ErrorInfo) => void;
+}
+
+export interface IdHookState extends BaseHookState {
+	_value?: string;
+}