25 lines
480 B
JavaScript
25 lines
480 B
JavaScript
/**
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* Create a wrapper around an event emitter with a `remove` method to remove
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* all events that were added using the wrapped emitter.
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*/
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export default class EventTracker {
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#emitter
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#events = []
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constructor (emitter) {
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this.#emitter = emitter
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}
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on (event, fn) {
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this.#events.push([event, fn])
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return this.#emitter.on(event, fn)
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}
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remove () {
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for (const [event, fn] of this.#events.splice(0)) {
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this.#emitter.off(event, fn)
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}
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}
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}
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