36 lines
943 B
JavaScript
36 lines
943 B
JavaScript
"use strict";
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var cacheLoader = require('../cacheLoader');
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module.exports = cacheLoader(function (bundle) {
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return new Promise(function (resolve, reject) {
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// Don't insert the same script twice (e.g. if it was already in the HTML)
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var existingScripts = document.getElementsByTagName('script');
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if ([].concat(existingScripts).some(function isCurrentBundle(script) {
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return script.src === bundle;
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})) {
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resolve();
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return;
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}
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var script = document.createElement('script');
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script.async = true;
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script.type = 'text/javascript';
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script.charset = 'utf-8';
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script.src = bundle;
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script.onerror = function (e) {
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script.onerror = script.onload = null;
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script.remove();
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reject(e);
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};
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script.onload = function () {
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script.onerror = script.onload = null;
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resolve();
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};
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document.getElementsByTagName('head')[0].appendChild(script);
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});
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}); |
