40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
import { UrlWithStringQuery, parse as uriParse } from 'url'
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import { isString } from '@vue/shared'
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export function isRelativeUrl(url: string): boolean {
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const firstChar = url.charAt(0)
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return firstChar === '.' || firstChar === '~' || firstChar === '@'
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}
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const externalRE = /^https?:\/\//
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export function isExternalUrl(url: string): boolean {
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return externalRE.test(url)
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}
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const dataUrlRE = /^\s*data:/i
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export function isDataUrl(url: string): boolean {
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return dataUrlRE.test(url)
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}
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/**
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* Parses string url into URL object.
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*/
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export function parseUrl(url: string): UrlWithStringQuery {
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const firstChar = url.charAt(0)
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if (firstChar === '~') {
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const secondChar = url.charAt(1)
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url = url.slice(secondChar === '/' ? 2 : 1)
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}
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return parseUriParts(url)
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}
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/**
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* vuejs/component-compiler-utils#22 Support uri fragment in transformed require
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* @param urlString an url as a string
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*/
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function parseUriParts(urlString: string): UrlWithStringQuery {
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// A TypeError is thrown if urlString is not a string
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// @see https://nodejs.org/api/url.html#url_url_parse_urlstring_parsequerystring_slashesdenotehost
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return uriParse(isString(urlString) ? urlString : '', false, true)
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}
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