Gecko [ c.stage.kornherr.net ]

Name	Size	Permission	Date
util	[ DIR ]	drwxr-xr-x	2024-07-10 10:56
AliasFieldPlugin.js	3.02 KB	-rw-r--r--	2023-10-12 14:26
AliasPlugin.js	4.48 KB	-rw-r--r--	2023-10-12 14:26
AppendPlugin.js	1.17 KB	-rw-r--r--	2023-10-12 14:26
CachedInputFileSystem.js	15.01 KB	-rw-r--r--	2023-10-12 14:26
CloneBasenamePlugin.js	1.34 KB	-rw-r--r--	2023-10-12 14:26
ConditionalPlugin.js	1.68 KB	-rw-r--r--	2023-10-12 14:26
DescriptionFilePlugin.js	2.63 KB	-rw-r--r--	2023-10-12 14:26
DescriptionFileUtils.js	5.13 KB	-rw-r--r--	2023-10-12 14:26
DirectoryExistsPlugin.js	1.66 KB	-rw-r--r--	2023-10-12 14:26
ExportsFieldPlugin.js	4.92 KB	-rw-r--r--	2023-10-12 14:26
ExtensionAliasPlugin.js	2.99 KB	-rw-r--r--	2023-10-12 14:26
FileExistsPlugin.js	1.53 KB	-rw-r--r--	2023-10-12 14:26
ImportsFieldPlugin.js	5.44 KB	-rw-r--r--	2023-10-12 14:26
JoinRequestPartPlugin.js	1.87 KB	-rw-r--r--	2023-10-12 14:26
JoinRequestPlugin.js	1.25 KB	-rw-r--r--	2023-10-12 14:26
LogInfoPlugin.js	1.51 KB	-rw-r--r--	2023-10-12 14:26
MainFieldPlugin.js	2.42 KB	-rw-r--r--	2023-10-12 14:26
ModulesInHierachicDirectoriesPlugin.js	215 B	-rw-r--r--	2023-10-12 14:26
ModulesInHierarchicalDirectoriesPlugin.js	2.37 KB	-rw-r--r--	2023-10-12 14:26
ModulesInRootPlugin.js	1.13 KB	-rw-r--r--	2023-10-12 14:26
NextPlugin.js	803 B	-rw-r--r--	2023-10-12 14:26
ParsePlugin.js	2.26 KB	-rw-r--r--	2023-10-12 14:26
PnpPlugin.js	3.15 KB	-rw-r--r--	2023-10-12 14:26
Resolver.js	16.36 KB	-rw-r--r--	2023-10-12 14:26
ResolverFactory.js	20.6 KB	-rw-r--r--	2023-10-12 14:26
RestrictionsPlugin.js	1.77 KB	-rw-r--r--	2023-10-12 14:26
ResultPlugin.js	971 B	-rw-r--r--	2023-10-12 14:26
RootsPlugin.js	1.62 KB	-rw-r--r--	2023-10-12 14:26
SelfReferencePlugin.js	2.15 KB	-rw-r--r--	2023-10-12 14:26
SymlinkPlugin.js	2.67 KB	-rw-r--r--	2023-10-12 14:26
SyncAsyncFileSystemDecorator.js	2.79 KB	-rw-r--r--	2023-10-12 14:26
TryNextPlugin.js	919 B	-rw-r--r--	2023-10-12 14:26
UnsafeCachePlugin.js	3.15 KB	-rw-r--r--	2023-10-12 14:26
UseFilePlugin.js	1.28 KB	-rw-r--r--	2023-10-12 14:26
createInnerContext.js	1.05 KB	-rw-r--r--	2023-10-12 14:26
forEachBail.js	1.09 KB	-rw-r--r--	2023-10-12 14:26
getInnerRequest.js	1.1 KB	-rw-r--r--	2023-10-12 14:26
getPaths.js	1.12 KB	-rw-r--r--	2023-10-12 14:26
index.js	5.64 KB	-rw-r--r--	2023-10-12 14:26

Rename

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Ivan Kopeykin @vankop
*/

"use strict";

/** @typedef {import("./Resolver")} Resolver */
/** @typedef {import("./Resolver").JsonObject} JsonObject */
/** @typedef {import("./Resolver").ResolveRequest} ResolveRequest */
/** @typedef {import("./Resolver").ResolveStepHook} ResolveStepHook */
/** @typedef {import("./util/entrypoints").FieldProcessor} FieldProcessor */
/** @typedef {import("./util/entrypoints").ImportsField} ImportsField */

const dotCode = ".".charCodeAt(0);

module.exports = class ImportsFieldPlugin {
	/**
	 * @param {string | ResolveStepHook} source source
	 * @param {Set<string>} conditionNames condition names
	 * @param {string | string[]} fieldNamePath name path
	 * @param {string | ResolveStepHook} targetFile target file
	 * @param {string | ResolveStepHook} targetPackage target package
	 */
	constructor(
		source,
		conditionNames,
		fieldNamePath,
		targetFile,
		targetPackage
	) {
		this.source = source;
		this.targetFile = targetFile;
		this.targetPackage = targetPackage;
		this.conditionNames = conditionNames;
		this.fieldName = fieldNamePath;
		/** @type {WeakMap<JsonObject, FieldProcessor>} */
		this.fieldProcessorCache = new WeakMap();
	}

/**
	 * @param {Resolver} resolver the resolver
	 * @returns {void}
	 */
	apply(resolver) {
		const targetFile = resolver.ensureHook(this.targetFile);
		const targetPackage = resolver.ensureHook(this.targetPackage);

resolver
			.getHook(this.source)
			.tapAsync("ImportsFieldPlugin", (request, resolveContext, callback) => {
				// When there is no description file, abort
				if (!request.descriptionFilePath || request.request === undefined) {
					return callback();
				}

const remainingRequest =
					request.request + request.query + request.fragment;
				const importsField =
					/** @type {ImportsField|null|undefined} */
					(
						DescriptionFileUtils.getField(
							/** @type {JsonObject} */ (request.descriptionFileData),
							this.fieldName
						)
					);
				if (!importsField) return callback();

if (request.directory) {
					return callback(
						new Error(
							`Resolving to directories is not possible with the imports field (request was ${remainingRequest}/)`
						)
					);
				}

/** @type {string[]} */
				let paths;

try {
					// We attach the cache to the description file instead of the importsField value
					// because we use a WeakMap and the importsField could be a string too.
					// Description file is always an object when exports field can be accessed.
					let fieldProcessor = this.fieldProcessorCache.get(
						/** @type {JsonObject} */ (request.descriptionFileData)
					);
					if (fieldProcessor === undefined) {
						fieldProcessor = processImportsField(importsField);
						this.fieldProcessorCache.set(
							/** @type {JsonObject} */ (request.descriptionFileData),
							fieldProcessor
						);
					}
					paths = fieldProcessor(remainingRequest, this.conditionNames);
				} catch (/** @type {unknown} */ err) {
					if (resolveContext.log) {
						resolveContext.log(
							`Imports field in ${request.descriptionFilePath} can't be processed: ${err}`
						);
					}
					return callback(/** @type {Error} */ (err));
				}

if (paths.length === 0) {
					return callback(
						new Error(
							`Package import ${remainingRequest} is not imported from package ${request.descriptionFileRoot} (see imports field in ${request.descriptionFilePath})`
						)
					);
				}

forEachBail(
					paths,
					/**
					 * @param {string} p path
					 * @param {(err?: null|Error, result?: null|ResolveRequest) => void} callback callback
					 * @returns {void}
					 */
					(p, callback) => {
						const parsedIdentifier = parseIdentifier(p);

if (!parsedIdentifier) return callback();

const [path_, query, fragment] = parsedIdentifier;

const error = checkImportsExportsFieldTarget(path_);

if (error) {
							return callback(error);
						}

switch (path_.charCodeAt(0)) {
							// should be relative
							case dotCode: {
								/** @type {ResolveRequest} */
								const obj = {
									...request,
									request: undefined,
									path: path.join(
										/** @type {string} */ (request.descriptionFileRoot),
										path_
									),
									relativePath: path_,
									query,
									fragment
								};

resolver.doResolve(
									targetFile,
									obj,
									"using imports field: " + p,
									resolveContext,
									callback
								);
								break;
							}

// package resolving
							default: {
								/** @type {ResolveRequest} */
								const obj = {
									...request,
									request: path_,
									relativePath: path_,
									fullySpecified: true,
									query,
									fragment
								};

resolver.doResolve(
									targetPackage,
									obj,
									"using imports field: " + p,
									resolveContext,
									callback
								);
							}
						}
					},
					/**
					 * @param {null|Error} [err] error
					 * @param {null|ResolveRequest} [result] result
					 * @returns {void}
					 */
					(err, result) => callback(err, result || null)
				);
			});
	}
};