Download next.js/packages/next/src/client/resolve-href.ts from Devendra174/react-code-dataset: direct link, hf CLI and curl.
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3.45 kB
| import type { NextRouter, Url } from '../shared/lib/router/router' | |
| import { searchParamsToUrlQuery } from '../shared/lib/router/utils/querystring' | |
| import { formatWithValidation } from '../shared/lib/router/utils/format-url' | |
| import { omit } from '../shared/lib/router/utils/omit' | |
| import { normalizeRepeatedSlashes } from '../shared/lib/utils' | |
| import { normalizePathTrailingSlash } from './normalize-trailing-slash' | |
| import { isLocalURL } from '../shared/lib/router/utils/is-local-url' | |
| import { isDynamicRoute } from '../shared/lib/router/utils' | |
| import { interpolateAs } from '../shared/lib/router/utils/interpolate-as' | |
| /** | |
| * Resolves a given hyperlink with a certain router state (basePath not included). | |
| * Preserves absolute urls. | |
| */ | |
| export function resolveHref( | |
| router: NextRouter, | |
| href: Url, | |
| resolveAs: true | |
| ): [string, string] | [string] | |
| export function resolveHref( | |
| router: NextRouter, | |
| href: Url, | |
| resolveAs?: false | |
| ): string | |
| export function resolveHref( | |
| router: NextRouter, | |
| href: Url, | |
| resolveAs?: boolean | |
| ): [string, string] | [string] | string { | |
| // we use a dummy base url for relative urls | |
| let base: URL | |
| let urlAsString = typeof href === 'string' ? href : formatWithValidation(href) | |
| // repeated slashes and backslashes in the URL are considered | |
| // invalid and will never match a Next.js page/file | |
| // https://www.rfc-editor.org/rfc/rfc3986.html#section-3.1 | |
| const urlProtoMatch = urlAsString.match(/^[a-z][a-z0-9+.-]*:\/\//i) | |
| const urlAsStringNoProto = urlProtoMatch | |
| ? urlAsString.slice(urlProtoMatch[0].length) | |
| : urlAsString | |
| const urlParts = urlAsStringNoProto.split('?', 1) | |
| if ((urlParts[0] || '').match(/(\/\/|\\)/)) { | |
| console.error( | |
| `Invalid href '${urlAsString}' passed to next/router in page: '${router.pathname}'. Repeated forward-slashes (//) or backslashes \\ are not valid in the href.` | |
| ) | |
| const normalizedUrl = normalizeRepeatedSlashes(urlAsStringNoProto) | |
| urlAsString = (urlProtoMatch ? urlProtoMatch[0] : '') + normalizedUrl | |
| } | |
| // Return because it cannot be routed by the Next.js router | |
| if (!isLocalURL(urlAsString)) { | |
| return (resolveAs ? [urlAsString] : urlAsString) as string | |
| } | |
| try { | |
| base = new URL( | |
| urlAsString.startsWith('#') ? router.asPath : router.pathname, | |
| 'http://n' | |
| ) | |
| } catch (_) { | |
| // fallback to / for invalid asPath values e.g. // | |
| base = new URL('/', 'http://n') | |
| } | |
| try { | |
| const finalUrl = new URL(urlAsString, base) | |
| finalUrl.pathname = normalizePathTrailingSlash(finalUrl.pathname) | |
| let interpolatedAs = '' | |
| if ( | |
| isDynamicRoute(finalUrl.pathname) && | |
| finalUrl.searchParams && | |
| resolveAs | |
| ) { | |
| const query = searchParamsToUrlQuery(finalUrl.searchParams) | |
| const { result, params } = interpolateAs( | |
| finalUrl.pathname, | |
| finalUrl.pathname, | |
| query | |
| ) | |
| if (result) { | |
| interpolatedAs = formatWithValidation({ | |
| pathname: result, | |
| hash: finalUrl.hash, | |
| query: omit(query, params), | |
| }) | |
| } | |
| } | |
| // if the origin didn't change, it means we received a relative href | |
| const resolvedHref = | |
| finalUrl.origin === base.origin | |
| ? finalUrl.href.slice(finalUrl.origin.length) | |
| : finalUrl.href | |
| return resolveAs | |
| ? [resolvedHref, interpolatedAs || resolvedHref] | |
| : resolvedHref | |
| } catch (_) { | |
| return resolveAs ? [urlAsString] : urlAsString | |
| } | |
| } | |