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Spencer Pincott committed
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+197
@@ -0,0 +1,197 @@
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// Matches the scheme of a URL, eg "http://"
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const schemeRegex = /^[\w+.-]+:\/\//;
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/**
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* Matches the parts of a URL:
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* 1. Scheme, including ":", guaranteed.
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* 2. User/password, including "@", optional.
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* 3. Host, guaranteed.
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* 4. Port, including ":", optional.
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* 5. Path, including "/", optional.
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*/
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const urlRegex = /^([\w+.-]+:)\/\/([^@/#?]*@)?([^:/#?]*)(:\d+)?(\/[^#?]*)?/;
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/**
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* File URLs are weird. They dont' need the regular `//` in the scheme, they may or may not start
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* with a leading `/`, they can have a domain (but only if they don't start with a Windows drive).
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*
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* 1. Host, optional.
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* 2. Path, which may inclue "/", guaranteed.
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*/
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const fileRegex = /^file:(?:\/\/((?![a-z]:)[^/]*)?)?(\/?.*)/i;
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function isAbsoluteUrl(input) {
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return schemeRegex.test(input);
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}
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function isSchemeRelativeUrl(input) {
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return input.startsWith('//');
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}
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function isAbsolutePath(input) {
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return input.startsWith('/');
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}
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function isFileUrl(input) {
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return input.startsWith('file:');
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}
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function parseAbsoluteUrl(input) {
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const match = urlRegex.exec(input);
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return makeUrl(match[1], match[2] || '', match[3], match[4] || '', match[5] || '/');
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}
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function parseFileUrl(input) {
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const match = fileRegex.exec(input);
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const path = match[2];
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return makeUrl('file:', '', match[1] || '', '', isAbsolutePath(path) ? path : '/' + path);
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}
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function makeUrl(scheme, user, host, port, path) {
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return {
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scheme,
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user,
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host,
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port,
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path,
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relativePath: false,
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};
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}
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function parseUrl(input) {
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if (isSchemeRelativeUrl(input)) {
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const url = parseAbsoluteUrl('http:' + input);
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url.scheme = '';
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return url;
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}
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if (isAbsolutePath(input)) {
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const url = parseAbsoluteUrl('http://foo.com' + input);
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url.scheme = '';
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url.host = '';
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return url;
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}
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if (isFileUrl(input))
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return parseFileUrl(input);
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if (isAbsoluteUrl(input))
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return parseAbsoluteUrl(input);
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const url = parseAbsoluteUrl('http://foo.com/' + input);
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url.scheme = '';
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url.host = '';
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url.relativePath = true;
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return url;
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}
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function stripPathFilename(path) {
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// If a path ends with a parent directory "..", then it's a relative path with excess parent
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// paths. It's not a file, so we can't strip it.
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if (path.endsWith('/..'))
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return path;
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const index = path.lastIndexOf('/');
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return path.slice(0, index + 1);
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}
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function mergePaths(url, base) {
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// If we're not a relative path, then we're an absolute path, and it doesn't matter what base is.
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if (!url.relativePath)
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return;
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normalizePath(base);
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// If the path is just a "/", then it was an empty path to begin with (remember, we're a relative
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// path).
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if (url.path === '/') {
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url.path = base.path;
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}
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else {
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// Resolution happens relative to the base path's directory, not the file.
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url.path = stripPathFilename(base.path) + url.path;
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}
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// If the base path is absolute, then our path is now absolute too.
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url.relativePath = base.relativePath;
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}
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/**
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* The path can have empty directories "//", unneeded parents "foo/..", or current directory
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* "foo/.". We need to normalize to a standard representation.
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*/
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function normalizePath(url) {
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const { relativePath } = url;
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const pieces = url.path.split('/');
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// We need to preserve the first piece always, so that we output a leading slash. The item at
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// pieces[0] is an empty string.
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let pointer = 1;
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// Positive is the number of real directories we've output, used for popping a parent directory.
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// Eg, "foo/bar/.." will have a positive 2, and we can decrement to be left with just "foo".
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let positive = 0;
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// We need to keep a trailing slash if we encounter an empty directory (eg, splitting "foo/" will
|
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// generate `["foo", ""]` pieces). And, if we pop a parent directory. But once we encounter a
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// real directory, we won't need to append, unless the other conditions happen again.
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let addTrailingSlash = false;
|
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for (let i = 1; i < pieces.length; i++) {
|
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const piece = pieces[i];
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// An empty directory, could be a trailing slash, or just a double "//" in the path.
|
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if (!piece) {
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addTrailingSlash = true;
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continue;
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}
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// If we encounter a real directory, then we don't need to append anymore.
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addTrailingSlash = false;
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// A current directory, which we can always drop.
|
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if (piece === '.')
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continue;
|
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// A parent directory, we need to see if there are any real directories we can pop. Else, we
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// have an excess of parents, and we'll need to keep the "..".
|
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if (piece === '..') {
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if (positive) {
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addTrailingSlash = true;
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positive--;
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pointer--;
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}
|
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else if (relativePath) {
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// If we're in a relativePath, then we need to keep the excess parents. Else, in an absolute
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// URL, protocol relative URL, or an absolute path, we don't need to keep excess.
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pieces[pointer++] = piece;
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}
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continue;
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}
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// We've encountered a real directory. Move it to the next insertion pointer, which accounts for
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// any popped or dropped directories.
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pieces[pointer++] = piece;
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positive++;
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}
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let path = '';
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for (let i = 1; i < pointer; i++) {
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path += '/' + pieces[i];
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}
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if (!path || (addTrailingSlash && !path.endsWith('/..'))) {
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path += '/';
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}
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url.path = path;
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}
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/**
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* Attempts to resolve `input` URL/path relative to `base`.
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*/
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function resolve(input, base) {
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if (!input && !base)
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return '';
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const url = parseUrl(input);
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// If we have a base, and the input isn't already an absolute URL, then we need to merge.
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if (base && !url.scheme) {
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const baseUrl = parseUrl(base);
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url.scheme = baseUrl.scheme;
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// If there's no host, then we were just a path.
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if (!url.host) {
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// The host, user, and port are joined, you can't copy one without the others.
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url.user = baseUrl.user;
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url.host = baseUrl.host;
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url.port = baseUrl.port;
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}
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mergePaths(url, baseUrl);
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}
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normalizePath(url);
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// If the input (and base, if there was one) are both relative, then we need to output a relative.
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if (url.relativePath) {
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// The first char is always a "/".
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const path = url.path.slice(1);
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if (!path)
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return '.';
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// If base started with a leading ".", or there is no base and input started with a ".", then we
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// need to ensure that the relative path starts with a ".". We don't know if relative starts
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// with a "..", though, so check before prepending.
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const keepRelative = (base || input).startsWith('.');
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return !keepRelative || path.startsWith('.') ? path : './' + path;
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}
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// If there's no host (and no scheme/user/port), then we need to output an absolute path.
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if (!url.scheme && !url.host)
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return url.path;
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// We're outputting either an absolute URL, or a protocol relative one.
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return `${url.scheme}//${url.user}${url.host}${url.port}${url.path}`;
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}
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export { resolve as default };
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//# sourceMappingURL=resolve-uri.mjs.map
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+1
@@ -0,0 +1 @@
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{"version":3,"file":"resolve-uri.mjs","sources":["../../src/resolve-uri.ts"],"sourcesContent":["// Matches the scheme of a URL, eg \"http://\"\nconst schemeRegex = /^[\\w+.-]+:\\/\\//;\n\n/**\n * Matches the parts of a URL:\n * 1. Scheme, including \":\", guaranteed.\n * 2. User/password, including \"@\", optional.\n * 3. Host, guaranteed.\n * 4. Port, including \":\", optional.\n * 5. Path, including \"/\", optional.\n */\nconst urlRegex = /^([\\w+.-]+:)\\/\\/([^@/#?]*@)?([^:/#?]*)(:\\d+)?(\\/[^#?]*)?/;\n\n/**\n * File URLs are weird. They dont' need the regular `//` in the scheme, they may or may not start\n * with a leading `/`, they can have a domain (but only if they don't start with a Windows drive).\n *\n * 1. Host, optional.\n * 2. Path, which may inclue \"/\", guaranteed.\n */\nconst fileRegex = /^file:(?:\\/\\/((?![a-z]:)[^/]*)?)?(\\/?.*)/i;\n\ntype Url = {\n scheme: string;\n user: string;\n host: string;\n port: string;\n path: string;\n relativePath: boolean;\n};\n\nfunction isAbsoluteUrl(input: string): boolean {\n return schemeRegex.test(input);\n}\n\nfunction isSchemeRelativeUrl(input: string): boolean {\n return input.startsWith('//');\n}\n\nfunction isAbsolutePath(input: string): boolean {\n return input.startsWith('/');\n}\n\nfunction isFileUrl(input: string): boolean {\n return input.startsWith('file:');\n}\n\nfunction parseAbsoluteUrl(input: string): Url {\n const match = urlRegex.exec(input)!;\n return makeUrl(match[1], match[2] || '', match[3], match[4] || '', match[5] || '/');\n}\n\nfunction parseFileUrl(input: string): Url {\n const match = fileRegex.exec(input)!;\n const path = match[2];\n return makeUrl('file:', '', match[1] || '', '', isAbsolutePath(path) ? path : '/' + path);\n}\n\nfunction makeUrl(scheme: string, user: string, host: string, port: string, path: string): Url {\n return {\n scheme,\n user,\n host,\n port,\n path,\n relativePath: false,\n };\n}\n\nfunction parseUrl(input: string): Url {\n if (isSchemeRelativeUrl(input)) {\n const url = parseAbsoluteUrl('http:' + input);\n url.scheme = '';\n return url;\n }\n\n if (isAbsolutePath(input)) {\n const url = parseAbsoluteUrl('http://foo.com' + input);\n url.scheme = '';\n url.host = '';\n return url;\n }\n\n if (isFileUrl(input)) return parseFileUrl(input);\n\n if (isAbsoluteUrl(input)) return parseAbsoluteUrl(input);\n\n const url = parseAbsoluteUrl('http://foo.com/' + input);\n url.scheme = '';\n url.host = '';\n url.relativePath = true;\n return url;\n}\n\nfunction stripPathFilename(path: string): string {\n // If a path ends with a parent directory \"..\", then it's a relative path with excess parent\n // paths. It's not a file, so we can't strip it.\n if (path.endsWith('/..')) return path;\n const index = path.lastIndexOf('/');\n return path.slice(0, index + 1);\n}\n\nfunction mergePaths(url: Url, base: Url) {\n // If we're not a relative path, then we're an absolute path, and it doesn't matter what base is.\n if (!url.relativePath) return;\n\n normalizePath(base);\n\n // If the path is just a \"/\", then it was an empty path to begin with (remember, we're a relative\n // path).\n if (url.path === '/') {\n url.path = base.path;\n } else {\n // Resolution happens relative to the base path's directory, not the file.\n url.path = stripPathFilename(base.path) + url.path;\n }\n\n // If the base path is absolute, then our path is now absolute too.\n url.relativePath = base.relativePath;\n}\n\n/**\n * The path can have empty directories \"//\", unneeded parents \"foo/..\", or current directory\n * \"foo/.\". We need to normalize to a standard representation.\n */\nfunction normalizePath(url: Url) {\n const { relativePath } = url;\n const pieces = url.path.split('/');\n\n // We need to preserve the first piece always, so that we output a leading slash. The item at\n // pieces[0] is an empty string.\n let pointer = 1;\n\n // Positive is the number of real directories we've output, used for popping a parent directory.\n // Eg, \"foo/bar/..\" will have a positive 2, and we can decrement to be left with just \"foo\".\n let positive = 0;\n\n // We need to keep a trailing slash if we encounter an empty directory (eg, splitting \"foo/\" will\n // generate `[\"foo\", \"\"]` pieces). And, if we pop a parent directory. But once we encounter a\n // real directory, we won't need to append, unless the other conditions happen again.\n let addTrailingSlash = false;\n\n for (let i = 1; i < pieces.length; i++) {\n const piece = pieces[i];\n\n // An empty directory, could be a trailing slash, or just a double \"//\" in the path.\n if (!piece) {\n addTrailingSlash = true;\n continue;\n }\n\n // If we encounter a real directory, then we don't need to append anymore.\n addTrailingSlash = false;\n\n // A current directory, which we can always drop.\n if (piece === '.') continue;\n\n // A parent directory, Line truncated
|
||||
+205
@@ -0,0 +1,205 @@
|
||||
(function (global, factory) {
|
||||
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
|
||||
typeof define === 'function' && define.amd ? define(factory) :
|
||||
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.resolveURI = factory());
|
||||
})(this, (function () { 'use strict';
|
||||
|
||||
// Matches the scheme of a URL, eg "http://"
|
||||
const schemeRegex = /^[\w+.-]+:\/\//;
|
||||
/**
|
||||
* Matches the parts of a URL:
|
||||
* 1. Scheme, including ":", guaranteed.
|
||||
* 2. User/password, including "@", optional.
|
||||
* 3. Host, guaranteed.
|
||||
* 4. Port, including ":", optional.
|
||||
* 5. Path, including "/", optional.
|
||||
*/
|
||||
const urlRegex = /^([\w+.-]+:)\/\/([^@/#?]*@)?([^:/#?]*)(:\d+)?(\/[^#?]*)?/;
|
||||
/**
|
||||
* File URLs are weird. They dont' need the regular `//` in the scheme, they may or may not start
|
||||
* with a leading `/`, they can have a domain (but only if they don't start with a Windows drive).
|
||||
*
|
||||
* 1. Host, optional.
|
||||
* 2. Path, which may inclue "/", guaranteed.
|
||||
*/
|
||||
const fileRegex = /^file:(?:\/\/((?![a-z]:)[^/]*)?)?(\/?.*)/i;
|
||||
function isAbsoluteUrl(input) {
|
||||
return schemeRegex.test(input);
|
||||
}
|
||||
function isSchemeRelativeUrl(input) {
|
||||
return input.startsWith('//');
|
||||
}
|
||||
function isAbsolutePath(input) {
|
||||
return input.startsWith('/');
|
||||
}
|
||||
function isFileUrl(input) {
|
||||
return input.startsWith('file:');
|
||||
}
|
||||
function parseAbsoluteUrl(input) {
|
||||
const match = urlRegex.exec(input);
|
||||
return makeUrl(match[1], match[2] || '', match[3], match[4] || '', match[5] || '/');
|
||||
}
|
||||
function parseFileUrl(input) {
|
||||
const match = fileRegex.exec(input);
|
||||
const path = match[2];
|
||||
return makeUrl('file:', '', match[1] || '', '', isAbsolutePath(path) ? path : '/' + path);
|
||||
}
|
||||
function makeUrl(scheme, user, host, port, path) {
|
||||
return {
|
||||
scheme,
|
||||
user,
|
||||
host,
|
||||
port,
|
||||
path,
|
||||
relativePath: false,
|
||||
};
|
||||
}
|
||||
function parseUrl(input) {
|
||||
if (isSchemeRelativeUrl(input)) {
|
||||
const url = parseAbsoluteUrl('http:' + input);
|
||||
url.scheme = '';
|
||||
return url;
|
||||
}
|
||||
if (isAbsolutePath(input)) {
|
||||
const url = parseAbsoluteUrl('http://foo.com' + input);
|
||||
url.scheme = '';
|
||||
url.host = '';
|
||||
return url;
|
||||
}
|
||||
if (isFileUrl(input))
|
||||
return parseFileUrl(input);
|
||||
if (isAbsoluteUrl(input))
|
||||
return parseAbsoluteUrl(input);
|
||||
const url = parseAbsoluteUrl('http://foo.com/' + input);
|
||||
url.scheme = '';
|
||||
url.host = '';
|
||||
url.relativePath = true;
|
||||
return url;
|
||||
}
|
||||
function stripPathFilename(path) {
|
||||
// If a path ends with a parent directory "..", then it's a relative path with excess parent
|
||||
// paths. It's not a file, so we can't strip it.
|
||||
if (path.endsWith('/..'))
|
||||
return path;
|
||||
const index = path.lastIndexOf('/');
|
||||
return path.slice(0, index + 1);
|
||||
}
|
||||
function mergePaths(url, base) {
|
||||
// If we're not a relative path, then we're an absolute path, and it doesn't matter what base is.
|
||||
if (!url.relativePath)
|
||||
return;
|
||||
normalizePath(base);
|
||||
// If the path is just a "/", then it was an empty path to begin with (remember, we're a relative
|
||||
// path).
|
||||
if (url.path === '/') {
|
||||
url.path = base.path;
|
||||
}
|
||||
else {
|
||||
// Resolution happens relative to the base path's directory, not the file.
|
||||
url.path = stripPathFilename(base.path) + url.path;
|
||||
}
|
||||
// If the base path is absolute, then our path is now absolute too.
|
||||
url.relativePath = base.relativePath;
|
||||
}
|
||||
/**
|
||||
* The path can have empty directories "//", unneeded parents "foo/..", or current directory
|
||||
* "foo/.". We need to normalize to a standard representation.
|
||||
*/
|
||||
function normalizePath(url) {
|
||||
const { relativePath } = url;
|
||||
const pieces = url.path.split('/');
|
||||
// We need to preserve the first piece always, so that we output a leading slash. The item at
|
||||
// pieces[0] is an empty string.
|
||||
let pointer = 1;
|
||||
// Positive is the number of real directories we've output, used for popping a parent directory.
|
||||
// Eg, "foo/bar/.." will have a positive 2, and we can decrement to be left with just "foo".
|
||||
let positive = 0;
|
||||
// We need to keep a trailing slash if we encounter an empty directory (eg, splitting "foo/" will
|
||||
// generate `["foo", ""]` pieces). And, if we pop a parent directory. But once we encounter a
|
||||
// real directory, we won't need to append, unless the other conditions happen again.
|
||||
let addTrailingSlash = false;
|
||||
for (let i = 1; i < pieces.length; i++) {
|
||||
const piece = pieces[i];
|
||||
// An empty directory, could be a trailing slash, or just a double "//" in the path.
|
||||
if (!piece) {
|
||||
addTrailingSlash = true;
|
||||
continue;
|
||||
}
|
||||
// If we encounter a real directory, then we don't need to append anymore.
|
||||
addTrailingSlash = false;
|
||||
// A current directory, which we can always drop.
|
||||
if (piece === '.')
|
||||
continue;
|
||||
// A parent directory, we need to see if there are any real directories we can pop. Else, we
|
||||
// have an excess of parents, and we'll need to keep the "..".
|
||||
if (piece === '..') {
|
||||
if (positive) {
|
||||
addTrailingSlash = true;
|
||||
positive--;
|
||||
pointer--;
|
||||
}
|
||||
else if (relativePath) {
|
||||
// If we're in a relativePath, then we need to keep the excess parents. Else, in an absolute
|
||||
// URL, protocol relative URL, or an absolute path, we don't need to keep excess.
|
||||
pieces[pointer++] = piece;
|
||||
}
|
||||
continue;
|
||||
}
|
||||
// We've encountered a real directory. Move it to the next insertion pointer, which accounts for
|
||||
// any popped or dropped directories.
|
||||
pieces[pointer++] = piece;
|
||||
positive++;
|
||||
}
|
||||
let path = '';
|
||||
for (let i = 1; i < pointer; i++) {
|
||||
path += '/' + pieces[i];
|
||||
}
|
||||
if (!path || (addTrailingSlash && !path.endsWith('/..'))) {
|
||||
path += '/';
|
||||
}
|
||||
url.path = path;
|
||||
}
|
||||
/**
|
||||
* Attempts to resolve `input` URL/path relative to `base`.
|
||||
*/
|
||||
function resolve(input, base) {
|
||||
if (!input && !base)
|
||||
return '';
|
||||
const url = parseUrl(input);
|
||||
// If we have a base, and the input isn't already an absolute URL, then we need to merge.
|
||||
if (base && !url.scheme) {
|
||||
const baseUrl = parseUrl(base);
|
||||
url.scheme = baseUrl.scheme;
|
||||
// If there's no host, then we were just a path.
|
||||
if (!url.host) {
|
||||
// The host, user, and port are joined, you can't copy one without the others.
|
||||
url.user = baseUrl.user;
|
||||
url.host = baseUrl.host;
|
||||
url.port = baseUrl.port;
|
||||
}
|
||||
mergePaths(url, baseUrl);
|
||||
}
|
||||
normalizePath(url);
|
||||
// If the input (and base, if there was one) are both relative, then we need to output a relative.
|
||||
if (url.relativePath) {
|
||||
// The first char is always a "/".
|
||||
const path = url.path.slice(1);
|
||||
if (!path)
|
||||
return '.';
|
||||
// If base started with a leading ".", or there is no base and input started with a ".", then we
|
||||
// need to ensure that the relative path starts with a ".". We don't know if relative starts
|
||||
// with a "..", though, so check before prepending.
|
||||
const keepRelative = (base || input).startsWith('.');
|
||||
return !keepRelative || path.startsWith('.') ? path : './' + path;
|
||||
}
|
||||
// If there's no host (and no scheme/user/port), then we need to output an absolute path.
|
||||
if (!url.scheme && !url.host)
|
||||
return url.path;
|
||||
// We're outputting either an absolute URL, or a protocol relative one.
|
||||
return `${url.scheme}//${url.user}${url.host}${url.port}${url.path}`;
|
||||
}
|
||||
|
||||
return resolve;
|
||||
|
||||
}));
|
||||
//# sourceMappingURL=resolve-uri.umd.js.map
|
||||
+1
@@ -0,0 +1 @@
|
||||
{"version":3,"file":"resolve-uri.umd.js","sources":["../../src/resolve-uri.ts"],"sourcesContent":["// Matches the scheme of a URL, eg \"http://\"\nconst schemeRegex = /^[\\w+.-]+:\\/\\//;\n\n/**\n * Matches the parts of a URL:\n * 1. Scheme, including \":\", guaranteed.\n * 2. User/password, including \"@\", optional.\n * 3. Host, guaranteed.\n * 4. Port, including \":\", optional.\n * 5. Path, including \"/\", optional.\n */\nconst urlRegex = /^([\\w+.-]+:)\\/\\/([^@/#?]*@)?([^:/#?]*)(:\\d+)?(\\/[^#?]*)?/;\n\n/**\n * File URLs are weird. They dont' need the regular `//` in the scheme, they may or may not start\n * with a leading `/`, they can have a domain (but only if they don't start with a Windows drive).\n *\n * 1. Host, optional.\n * 2. Path, which may inclue \"/\", guaranteed.\n */\nconst fileRegex = /^file:(?:\\/\\/((?![a-z]:)[^/]*)?)?(\\/?.*)/i;\n\ntype Url = {\n scheme: string;\n user: string;\n host: string;\n port: string;\n path: string;\n relativePath: boolean;\n};\n\nfunction isAbsoluteUrl(input: string): boolean {\n return schemeRegex.test(input);\n}\n\nfunction isSchemeRelativeUrl(input: string): boolean {\n return input.startsWith('//');\n}\n\nfunction isAbsolutePath(input: string): boolean {\n return input.startsWith('/');\n}\n\nfunction isFileUrl(input: string): boolean {\n return input.startsWith('file:');\n}\n\nfunction parseAbsoluteUrl(input: string): Url {\n const match = urlRegex.exec(input)!;\n return makeUrl(match[1], match[2] || '', match[3], match[4] || '', match[5] || '/');\n}\n\nfunction parseFileUrl(input: string): Url {\n const match = fileRegex.exec(input)!;\n const path = match[2];\n return makeUrl('file:', '', match[1] || '', '', isAbsolutePath(path) ? path : '/' + path);\n}\n\nfunction makeUrl(scheme: string, user: string, host: string, port: string, path: string): Url {\n return {\n scheme,\n user,\n host,\n port,\n path,\n relativePath: false,\n };\n}\n\nfunction parseUrl(input: string): Url {\n if (isSchemeRelativeUrl(input)) {\n const url = parseAbsoluteUrl('http:' + input);\n url.scheme = '';\n return url;\n }\n\n if (isAbsolutePath(input)) {\n const url = parseAbsoluteUrl('http://foo.com' + input);\n url.scheme = '';\n url.host = '';\n return url;\n }\n\n if (isFileUrl(input)) return parseFileUrl(input);\n\n if (isAbsoluteUrl(input)) return parseAbsoluteUrl(input);\n\n const url = parseAbsoluteUrl('http://foo.com/' + input);\n url.scheme = '';\n url.host = '';\n url.relativePath = true;\n return url;\n}\n\nfunction stripPathFilename(path: string): string {\n // If a path ends with a parent directory \"..\", then it's a relative path with excess parent\n // paths. It's not a file, so we can't strip it.\n if (path.endsWith('/..')) return path;\n const index = path.lastIndexOf('/');\n return path.slice(0, index + 1);\n}\n\nfunction mergePaths(url: Url, base: Url) {\n // If we're not a relative path, then we're an absolute path, and it doesn't matter what base is.\n if (!url.relativePath) return;\n\n normalizePath(base);\n\n // If the path is just a \"/\", then it was an empty path to begin with (remember, we're a relative\n // path).\n if (url.path === '/') {\n url.path = base.path;\n } else {\n // Resolution happens relative to the base path's directory, not the file.\n url.path = stripPathFilename(base.path) + url.path;\n }\n\n // If the base path is absolute, then our path is now absolute too.\n url.relativePath = base.relativePath;\n}\n\n/**\n * The path can have empty directories \"//\", unneeded parents \"foo/..\", or current directory\n * \"foo/.\". We need to normalize to a standard representation.\n */\nfunction normalizePath(url: Url) {\n const { relativePath } = url;\n const pieces = url.path.split('/');\n\n // We need to preserve the first piece always, so that we output a leading slash. The item at\n // pieces[0] is an empty string.\n let pointer = 1;\n\n // Positive is the number of real directories we've output, used for popping a parent directory.\n // Eg, \"foo/bar/..\" will have a positive 2, and we can decrement to be left with just \"foo\".\n let positive = 0;\n\n // We need to keep a trailing slash if we encounter an empty directory (eg, splitting \"foo/\" will\n // generate `[\"foo\", \"\"]` pieces). And, if we pop a parent directory. But once we encounter a\n // real directory, we won't need to append, unless the other conditions happen again.\n let addTrailingSlash = false;\n\n for (let i = 1; i < pieces.length; i++) {\n const piece = pieces[i];\n\n // An empty directory, could be a trailing slash, or just a double \"//\" in the path.\n if (!piece) {\n addTrailingSlash = true;\n continue;\n }\n\n // If we encounter a real directory, then we don't need to append anymore.\n addTrailingSlash = false;\n\n // A current directory, which we can always drop.\n if (piece === '.') continue;\n\n // A parent directorLine truncated
|
||||
+4
@@ -0,0 +1,4 @@
|
||||
/**
|
||||
* Attempts to resolve `input` URL/path relative to `base`.
|
||||
*/
|
||||
export default function resolve(input: string, base: string | undefined): string;
|
||||
Reference in new issue
Block a user