77 lines
1.8 KiB
JavaScript
77 lines
1.8 KiB
JavaScript
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import {isUrl} from './minurl.shared.js'
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export {isUrl} from './minurl.shared.js'
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// See: <https://github.com/nodejs/node/blob/6a3403c/lib/internal/url.js>
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/**
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* @param {URL | string} path
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* File URL.
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* @returns {string}
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* File URL.
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*/
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export function urlToPath(path) {
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if (typeof path === 'string') {
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path = new URL(path)
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} else if (!isUrl(path)) {
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/** @type {NodeJS.ErrnoException} */
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const error = new TypeError(
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'The "path" argument must be of type string or an instance of URL. Received `' +
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path +
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'`'
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)
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error.code = 'ERR_INVALID_ARG_TYPE'
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throw error
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}
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if (path.protocol !== 'file:') {
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/** @type {NodeJS.ErrnoException} */
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const error = new TypeError('The URL must be of scheme file')
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error.code = 'ERR_INVALID_URL_SCHEME'
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throw error
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}
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return getPathFromURLPosix(path)
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}
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/**
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* Get a path from a POSIX URL.
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*
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* @param {URL} url
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* URL.
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* @returns {string}
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* File path.
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*/
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function getPathFromURLPosix(url) {
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if (url.hostname !== '') {
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/** @type {NodeJS.ErrnoException} */
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const error = new TypeError(
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'File URL host must be "localhost" or empty on darwin'
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)
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error.code = 'ERR_INVALID_FILE_URL_HOST'
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throw error
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}
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const pathname = url.pathname
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let index = -1
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while (++index < pathname.length) {
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if (
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pathname.codePointAt(index) === 37 /* `%` */ &&
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pathname.codePointAt(index + 1) === 50 /* `2` */
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) {
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const third = pathname.codePointAt(index + 2)
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if (third === 70 /* `F` */ || third === 102 /* `f` */) {
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/** @type {NodeJS.ErrnoException} */
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const error = new TypeError(
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'File URL path must not include encoded / characters'
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)
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error.code = 'ERR_INVALID_FILE_URL_PATH'
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throw error
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}
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}
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}
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return decodeURIComponent(pathname)
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}
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