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Restore Set to arrayUnique (#7481)
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@ -44,13 +44,22 @@ function sorter(a, b) {
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* @param {number[]} items
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*/
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function arrayUnique(items) {
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const unique = {};
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const set = new Set();
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let i, ilen;
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for (let i = 0, ilen = items.length; i < ilen; ++i) {
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unique[items[i]] = true;
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for (i = 0, ilen = items.length; i < ilen; ++i) {
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set.add(items[i]);
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}
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return Object.keys(unique).map(x => +x);
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if (set.size === ilen) {
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return items;
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}
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const result = [];
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set.forEach(item => {
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result.push(item);
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});
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return result;
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}
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/**
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