summaryrefslogtreecommitdiff
path: root/node_modules/webpack/lib/util/identifier.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/webpack/lib/util/identifier.js')
-rw-r--r--node_modules/webpack/lib/util/identifier.js403
1 files changed, 0 insertions, 403 deletions
diff --git a/node_modules/webpack/lib/util/identifier.js b/node_modules/webpack/lib/util/identifier.js
deleted file mode 100644
index e94a63b5..00000000
--- a/node_modules/webpack/lib/util/identifier.js
+++ /dev/null
@@ -1,403 +0,0 @@
-/*
- MIT License http://www.opensource.org/licenses/mit-license.php
-*/
-
-"use strict";
-
-const path = require("path");
-
-const WINDOWS_ABS_PATH_REGEXP = /^[a-zA-Z]:[\\/]/;
-const SEGMENTS_SPLIT_REGEXP = /([|!])/;
-const WINDOWS_PATH_SEPARATOR_REGEXP = /\\/g;
-
-/**
- * @typedef {object} MakeRelativePathsCache
- * @property {Map<string, Map<string, string>>=} relativePaths
- */
-
-/**
- * @param {string} relativePath relative path
- * @returns {string} request
- */
-const relativePathToRequest = relativePath => {
- if (relativePath === "") return "./.";
- if (relativePath === "..") return "../.";
- if (relativePath.startsWith("../")) return relativePath;
- return `./${relativePath}`;
-};
-
-/**
- * @param {string} context context for relative path
- * @param {string} maybeAbsolutePath path to make relative
- * @returns {string} relative path in request style
- */
-const absoluteToRequest = (context, maybeAbsolutePath) => {
- if (maybeAbsolutePath[0] === "/") {
- if (
- maybeAbsolutePath.length > 1 &&
- maybeAbsolutePath[maybeAbsolutePath.length - 1] === "/"
- ) {
- // this 'path' is actually a regexp generated by dynamic requires.
- // Don't treat it as an absolute path.
- return maybeAbsolutePath;
- }
-
- const querySplitPos = maybeAbsolutePath.indexOf("?");
- let resource =
- querySplitPos === -1
- ? maybeAbsolutePath
- : maybeAbsolutePath.slice(0, querySplitPos);
- resource = relativePathToRequest(path.posix.relative(context, resource));
- return querySplitPos === -1
- ? resource
- : resource + maybeAbsolutePath.slice(querySplitPos);
- }
-
- if (WINDOWS_ABS_PATH_REGEXP.test(maybeAbsolutePath)) {
- const querySplitPos = maybeAbsolutePath.indexOf("?");
- let resource =
- querySplitPos === -1
- ? maybeAbsolutePath
- : maybeAbsolutePath.slice(0, querySplitPos);
- resource = path.win32.relative(context, resource);
- if (!WINDOWS_ABS_PATH_REGEXP.test(resource)) {
- resource = relativePathToRequest(
- resource.replace(WINDOWS_PATH_SEPARATOR_REGEXP, "/")
- );
- }
- return querySplitPos === -1
- ? resource
- : resource + maybeAbsolutePath.slice(querySplitPos);
- }
-
- // not an absolute path
- return maybeAbsolutePath;
-};
-
-/**
- * @param {string} context context for relative path
- * @param {string} relativePath path
- * @returns {string} absolute path
- */
-const requestToAbsolute = (context, relativePath) => {
- if (relativePath.startsWith("./") || relativePath.startsWith("../"))
- return path.join(context, relativePath);
- return relativePath;
-};
-
-/**
- * @template T
- * @typedef {function(string, object=): T} MakeCacheableResult
- */
-
-/**
- * @template T
- * @typedef {function(string): T} BindCacheResultFn
- */
-
-/**
- * @template T
- * @typedef {function(object): BindCacheResultFn<T>} BindCache
- */
-
-/**
- * @template T
- * @param {(function(string): T)} realFn real function
- * @returns {MakeCacheableResult<T> & { bindCache: BindCache<T> }} cacheable function
- */
-const makeCacheable = realFn => {
- /**
- * @template T
- * @typedef {Map<string, T>} CacheItem
- */
- /** @type {WeakMap<object, CacheItem<T>>} */
- const cache = new WeakMap();
-
- /**
- * @param {object} associatedObjectForCache an object to which the cache will be attached
- * @returns {CacheItem<T>} cache item
- */
- const getCache = associatedObjectForCache => {
- const entry = cache.get(associatedObjectForCache);
- if (entry !== undefined) return entry;
- /** @type {Map<string, T>} */
- const map = new Map();
- cache.set(associatedObjectForCache, map);
- return map;
- };
-
- /** @type {MakeCacheableResult<T> & { bindCache: BindCache<T> }} */
- const fn = (str, associatedObjectForCache) => {
- if (!associatedObjectForCache) return realFn(str);
- const cache = getCache(associatedObjectForCache);
- const entry = cache.get(str);
- if (entry !== undefined) return entry;
- const result = realFn(str);
- cache.set(str, result);
- return result;
- };
-
- /** @type {BindCache<T>} */
- fn.bindCache = associatedObjectForCache => {
- const cache = getCache(associatedObjectForCache);
- /**
- * @param {string} str string
- * @returns {T} value
- */
- return str => {
- const entry = cache.get(str);
- if (entry !== undefined) return entry;
- const result = realFn(str);
- cache.set(str, result);
- return result;
- };
- };
-
- return fn;
-};
-
-/** @typedef {function(string, string, object=): string} MakeCacheableWithContextResult */
-/** @typedef {function(string, string): string} BindCacheForContextResultFn */
-/** @typedef {function(string): string} BindContextCacheForContextResultFn */
-/** @typedef {function(object=): BindCacheForContextResultFn} BindCacheForContext */
-/** @typedef {function(string, object=): BindContextCacheForContextResultFn} BindContextCacheForContext */
-
-/**
- * @param {function(string, string): string} fn function
- * @returns {MakeCacheableWithContextResult & { bindCache: BindCacheForContext, bindContextCache: BindContextCacheForContext }} cacheable function with context
- */
-const makeCacheableWithContext = fn => {
- /** @type {WeakMap<object, Map<string, Map<string, string>>>} */
- const cache = new WeakMap();
-
- /** @type {MakeCacheableWithContextResult & { bindCache: BindCacheForContext, bindContextCache: BindContextCacheForContext }} */
- const cachedFn = (context, identifier, associatedObjectForCache) => {
- if (!associatedObjectForCache) return fn(context, identifier);
-
- let innerCache = cache.get(associatedObjectForCache);
- if (innerCache === undefined) {
- innerCache = new Map();
- cache.set(associatedObjectForCache, innerCache);
- }
-
- let cachedResult;
- let innerSubCache = innerCache.get(context);
- if (innerSubCache === undefined) {
- innerCache.set(context, (innerSubCache = new Map()));
- } else {
- cachedResult = innerSubCache.get(identifier);
- }
-
- if (cachedResult !== undefined) {
- return cachedResult;
- }
- const result = fn(context, identifier);
- innerSubCache.set(identifier, result);
- return result;
- };
-
- /** @type {BindCacheForContext} */
- cachedFn.bindCache = associatedObjectForCache => {
- let innerCache;
- if (associatedObjectForCache) {
- innerCache = cache.get(associatedObjectForCache);
- if (innerCache === undefined) {
- innerCache = new Map();
- cache.set(associatedObjectForCache, innerCache);
- }
- } else {
- innerCache = new Map();
- }
-
- /**
- * @param {string} context context used to create relative path
- * @param {string} identifier identifier used to create relative path
- * @returns {string} the returned relative path
- */
- const boundFn = (context, identifier) => {
- let cachedResult;
- let innerSubCache = innerCache.get(context);
- if (innerSubCache === undefined) {
- innerCache.set(context, (innerSubCache = new Map()));
- } else {
- cachedResult = innerSubCache.get(identifier);
- }
-
- if (cachedResult !== undefined) {
- return cachedResult;
- }
- const result = fn(context, identifier);
- innerSubCache.set(identifier, result);
- return result;
- };
-
- return boundFn;
- };
-
- /** @type {BindContextCacheForContext} */
- cachedFn.bindContextCache = (context, associatedObjectForCache) => {
- let innerSubCache;
- if (associatedObjectForCache) {
- let innerCache = cache.get(associatedObjectForCache);
- if (innerCache === undefined) {
- innerCache = new Map();
- cache.set(associatedObjectForCache, innerCache);
- }
-
- innerSubCache = innerCache.get(context);
- if (innerSubCache === undefined) {
- innerCache.set(context, (innerSubCache = new Map()));
- }
- } else {
- innerSubCache = new Map();
- }
-
- /**
- * @param {string} identifier identifier used to create relative path
- * @returns {string} the returned relative path
- */
- const boundFn = identifier => {
- const cachedResult = innerSubCache.get(identifier);
- if (cachedResult !== undefined) {
- return cachedResult;
- }
- const result = fn(context, identifier);
- innerSubCache.set(identifier, result);
- return result;
- };
-
- return boundFn;
- };
-
- return cachedFn;
-};
-
-/**
- * @param {string} context context for relative path
- * @param {string} identifier identifier for path
- * @returns {string} a converted relative path
- */
-const _makePathsRelative = (context, identifier) =>
- identifier
- .split(SEGMENTS_SPLIT_REGEXP)
- .map(str => absoluteToRequest(context, str))
- .join("");
-
-module.exports.makePathsRelative = makeCacheableWithContext(_makePathsRelative);
-
-/**
- * @param {string} context context for relative path
- * @param {string} identifier identifier for path
- * @returns {string} a converted relative path
- */
-const _makePathsAbsolute = (context, identifier) =>
- identifier
- .split(SEGMENTS_SPLIT_REGEXP)
- .map(str => requestToAbsolute(context, str))
- .join("");
-
-module.exports.makePathsAbsolute = makeCacheableWithContext(_makePathsAbsolute);
-
-/**
- * @param {string} context absolute context path
- * @param {string} request any request string may containing absolute paths, query string, etc.
- * @returns {string} a new request string avoiding absolute paths when possible
- */
-const _contextify = (context, request) =>
- request
- .split("!")
- .map(r => absoluteToRequest(context, r))
- .join("!");
-
-const contextify = makeCacheableWithContext(_contextify);
-module.exports.contextify = contextify;
-
-/**
- * @param {string} context absolute context path
- * @param {string} request any request string
- * @returns {string} a new request string using absolute paths when possible
- */
-const _absolutify = (context, request) =>
- request
- .split("!")
- .map(r => requestToAbsolute(context, r))
- .join("!");
-
-const absolutify = makeCacheableWithContext(_absolutify);
-module.exports.absolutify = absolutify;
-
-const PATH_QUERY_FRAGMENT_REGEXP =
- /^((?:\0.|[^?#\0])*)(\?(?:\0.|[^#\0])*)?(#.*)?$/;
-const PATH_QUERY_REGEXP = /^((?:\0.|[^?\0])*)(\?.*)?$/;
-
-/** @typedef {{ resource: string, path: string, query: string, fragment: string }} ParsedResource */
-/** @typedef {{ resource: string, path: string, query: string }} ParsedResourceWithoutFragment */
-
-/**
- * @param {string} str the path with query and fragment
- * @returns {ParsedResource} parsed parts
- */
-const _parseResource = str => {
- const match =
- /** @type {[string, string, string | undefined, string | undefined]} */
- (/** @type {unknown} */ (PATH_QUERY_FRAGMENT_REGEXP.exec(str)));
- return {
- resource: str,
- path: match[1].replace(/\0(.)/g, "$1"),
- query: match[2] ? match[2].replace(/\0(.)/g, "$1") : "",
- fragment: match[3] || ""
- };
-};
-module.exports.parseResource = makeCacheable(_parseResource);
-
-/**
- * Parse resource, skips fragment part
- * @param {string} str the path with query and fragment
- * @returns {ParsedResourceWithoutFragment} parsed parts
- */
-const _parseResourceWithoutFragment = str => {
- const match =
- /** @type {[string, string, string | undefined]} */
- (/** @type {unknown} */ (PATH_QUERY_REGEXP.exec(str)));
- return {
- resource: str,
- path: match[1].replace(/\0(.)/g, "$1"),
- query: match[2] ? match[2].replace(/\0(.)/g, "$1") : ""
- };
-};
-module.exports.parseResourceWithoutFragment = makeCacheable(
- _parseResourceWithoutFragment
-);
-
-/**
- * @param {string} filename the filename which should be undone
- * @param {string} outputPath the output path that is restored (only relevant when filename contains "..")
- * @param {boolean} enforceRelative true returns ./ for empty paths
- * @returns {string} repeated ../ to leave the directory of the provided filename to be back on output dir
- */
-module.exports.getUndoPath = (filename, outputPath, enforceRelative) => {
- let depth = -1;
- let append = "";
- outputPath = outputPath.replace(/[\\/]$/, "");
- for (const part of filename.split(/[/\\]+/)) {
- if (part === "..") {
- if (depth > -1) {
- depth--;
- } else {
- const i = outputPath.lastIndexOf("/");
- const j = outputPath.lastIndexOf("\\");
- const pos = i < 0 ? j : j < 0 ? i : Math.max(i, j);
- if (pos < 0) return `${outputPath}/`;
- append = `${outputPath.slice(pos + 1)}/${append}`;
- outputPath = outputPath.slice(0, pos);
- }
- } else if (part !== ".") {
- depth++;
- }
- }
- return depth > 0
- ? `${"../".repeat(depth)}${append}`
- : enforceRelative
- ? `./${append}`
- : append;
-};