35 lines
862 B
JavaScript
35 lines
862 B
JavaScript
'use strict';
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// eslint-disable-next-line no-var
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var loadScript = (function () {
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const cache = new Map();
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return function (path) {
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if (!path.includes('://')) {
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path = chrome.runtime.getURL(path);
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}
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return new Promise((resolve, reject) => {
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if (cache.has(path)) {
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resolve(cache.get(path));
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return;
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}
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const script = document.createElement('script');
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script.src = path;
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script.onload = () => {
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resolve(script);
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script.onload = null;
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script.onerror = null;
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cache.set(path, script);
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};
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script.onerror = event => {
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reject(new Error(`failed to load script: ${path}`));
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script.onload = null;
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script.onerror = null;
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script.parentNode.removeChild(script);
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};
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document.head.appendChild(script);
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});
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};
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})();
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