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36 lines
664 B
JavaScript
36 lines
664 B
JavaScript
'use strict';
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var eventEmitter = new (require('events')).EventEmitter();
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eventEmitter.all = function (events, callback) {
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var eventList = events.slice(0);
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events.forEach(function onEvent(event) {
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eventEmitter.on(event, function () {
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var index = eventList.indexOf(event);
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if (index === -1) {
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return;
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}
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eventList.splice(index, 1);
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if (eventList.length === 0) {
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callback();
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}
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});
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});
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};
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eventEmitter.any = function (events, callback) {
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events.forEach(function onEvent(event) {
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eventEmitter.on(event, function () {
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if (events !== null) {
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callback();
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}
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events = null;
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});
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});
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};
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module.exports = eventEmitter;
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