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loader-utils/lib/parseQuery.js /
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| 'use strict'; | |
| const JSON5 = require('json5'); | |
| const specialValues = { | |
| null: null, | |
| true: true, | |
| false: false, | |
| }; | |
| function parseQuery(query) { | |
| if (query.substr(0, 1) !== '?') { | |
| throw new Error( | |
| "A valid query string passed to parseQuery should begin with '?'" | |
| ); | |
| } | |
| query = query.substr(1); | |
| if (!query) { | |
| return {}; | |
| } | |
| if (query.substr(0, 1) === '{' && query.substr(-1) === '}') { | |
| return JSON5.parse(query); | |
| } | |
| const queryArgs = query.split(/[,&]/g); | |
| const result = {}; | |
| queryArgs.forEach((arg) => { | |
| const idx = arg.indexOf('='); | |
| if (idx >= 0) { | |
| let name = arg.substr(0, idx); | |
| let value = decodeURIComponent(arg.substr(idx + 1)); | |
| // eslint-disable-next-line no-prototype-builtins | |
| if (specialValues.hasOwnProperty(value)) { | |
| value = specialValues[value]; | |
| } | |
| if (name.substr(-2) === '[]') { | |
| name = decodeURIComponent(name.substr(0, name.length - 2)); | |
| if (!Array.isArray(result[name])) { | |
| result[name] = []; | |
| } | |
| result[name].push(value); | |
| } else { | |
| name = decodeURIComponent(name); | |
| result[name] = value; | |
| } | |
| } else { | |
| if (arg.substr(0, 1) === '-') { | |
| result[decodeURIComponent(arg.substr(1))] = false; | |
| } else if (arg.substr(0, 1) === '+') { | |
| result[decodeURIComponent(arg.substr(1))] = true; | |
| } else { | |
| result[decodeURIComponent(arg)] = true; | |
| } | |
| } | |
| }); | |
| return result; | |
| } | |
| module.exports = parseQuery; |