35 lines
811 B
JavaScript
Executable file
35 lines
811 B
JavaScript
Executable file
"use strict";
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/* eslint-disable */
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function normalizeUrl(pathComponents) {
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return pathComponents.reduce(function (accumulator, item) {
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switch (item) {
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case '..':
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accumulator.pop();
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break;
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case '.':
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break;
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default:
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accumulator.push(item);
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}
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return accumulator;
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}, []).join('/');
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}
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module.exports = function (urlString) {
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urlString = urlString.trim();
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if (/^data:/i.test(urlString)) {
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return urlString;
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}
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var protocol = urlString.indexOf('//') !== -1 ? urlString.split('//')[0] + '//' : '';
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var components = urlString.replace(new RegExp(protocol, 'i'), '').split('/');
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var host = components[0].toLowerCase().replace(/\.$/, '');
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components[0] = '';
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var path = normalizeUrl(components);
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return protocol + host + path;
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}; |