38 lines
822 B
JavaScript
38 lines
822 B
JavaScript
export class Dictionary {
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constructor() {
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this.clear();
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}
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clear() {
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this.map = new WeakMap();
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this.arr = [];
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}
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has(key) {
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return this.map.has(key);
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}
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get(key) {
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return this.map.get(key);
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}
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set(key, value) {
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this.map.set(key, value);
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this.arr.push(key);
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}
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delete(key) {
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const index = this.arr.indexOf(key);
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if (index >= 0) {
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this.arr.splice(index, 1);
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}
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const ret = this.map.get(key);
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this.map.delete(key);
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return ret;
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}
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each(iterator) {
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this.arr.forEach((key) => {
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const value = this.map.get(key);
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iterator(value, key);
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});
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}
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dispose() {
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this.clear();
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}
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}
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//# sourceMappingURL=dictionary.js.map
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