15 lines
276 B
JavaScript
15 lines
276 B
JavaScript
export class Emitter {
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listeners = new Set();
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emit(data) {
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for (const listener of this.listeners) {
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listener(data);
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}
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}
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addListener(listener) {
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this.listeners.add(listener);
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}
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removeListener(listener) {
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this.listeners.delete(listener);
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}
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}
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