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26 lines
609 B
JavaScript
26 lines
609 B
JavaScript
'use strict';
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const Promise = require("bluebird");
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const createEventEmitter = require("create-event-emitter");
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module.exports = function(total, completionValue) {
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return createEventEmitter({
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await: function awaitCompletion() {
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return new Promise((resolve, reject) => {
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this.once("completed", () => {
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resolve(completionValue);
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}).once("error", (err) => {
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reject(err);
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});
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});
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},
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report: function reportStatus(status, description) {
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this.emit("progress", status / total, description, status, total);
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if (status >= total) {
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this.emit("completed");
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}
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}
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});
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}
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