Gecko [ fernandoquevedodop.com ]

Name	Size	Permission
util	[ DIR ]	drwxr-xr-x
AliasFieldPlugin.js	2.49 KB	-rw-r--r--
AliasPlugin.js	2.95 KB	-rw-r--r--
AppendPlugin.js	1.07 KB	-rw-r--r--
CachedInputFileSystem.js	12.56 KB	-rw-r--r--
CloneBasenamePlugin.js	1003 B	-rw-r--r--
ConditionalPlugin.js	1.64 KB	-rw-r--r--
DescriptionFilePlugin.js	2.53 KB	-rw-r--r--
DescriptionFileUtils.js	4.15 KB	-rw-r--r--
DirectoryExistsPlugin.js	1.66 KB	-rw-r--r--
ExportsFieldPlugin.js	4.25 KB	-rw-r--r--
FileExistsPlugin.js	1.53 KB	-rw-r--r--
ImportsFieldPlugin.js	4.57 KB	-rw-r--r--
JoinRequestPartPlugin.js	1.6 KB	-rw-r--r--
JoinRequestPlugin.js	1.02 KB	-rw-r--r--
LogInfoPlugin.js	1.38 KB	-rw-r--r--
MainFieldPlugin.js	2.05 KB	-rw-r--r--
ModulesInHierachicDirectoriesP...	2.06 KB	-rw-r--r--
ModulesInRootPlugin.js	1.03 KB	-rw-r--r--
NextPlugin.js	803 B	-rw-r--r--
ParsePlugin.js	2.19 KB	-rw-r--r--
PnpPlugin.js	2.76 KB	-rw-r--r--
Resolver.js	12.81 KB	-rw-r--r--
ResolverFactory.js	19.12 KB	-rw-r--r--
RestrictionsPlugin.js	1.64 KB	-rw-r--r--
ResultPlugin.js	831 B	-rw-r--r--
RootsPlugin.js	1.35 KB	-rw-r--r--
SelfReferencePlugin.js	1.93 KB	-rw-r--r--
SymlinkPlugin.js	2.24 KB	-rw-r--r--
SyncAsyncFileSystemDecorator.j...	2.3 KB	-rw-r--r--
TryNextPlugin.js	919 B	-rw-r--r--
UnsafeCachePlugin.js	1.81 KB	-rw-r--r--
UseFilePlugin.js	1.14 KB	-rw-r--r--
createInnerContext.js	733 B	-rw-r--r--
forEachBail.js	553 B	-rw-r--r--
getInnerRequest.js	823 B	-rw-r--r--
getPaths.js	911 B	-rw-r--r--
index.js	3.34 KB	-rw-r--r--

Code Editor : ImportsFieldPlugin.js

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

"use strict";

const path = require("path");
const DescriptionFileUtils = require("./DescriptionFileUtils");
const forEachBail = require("./forEachBail");
const { processImportsField } = require("./util/entrypoints");
const { parseIdentifier } = require("./util/identifier");

/** @typedef {import("./Resolver")} Resolver */
/** @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<any, 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;
				/** @type {ImportsField|null} */
				const importsField = DescriptionFileUtils.getField(
					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}/)`
						)
					);
				}

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(
						request.descriptionFileData
					);
					if (fieldProcessor === undefined) {
						fieldProcessor = processImportsField(importsField);
						this.fieldProcessorCache.set(
							request.descriptionFileData,
							fieldProcessor
						);
					}
					paths = fieldProcessor(remainingRequest, this.conditionNames);
				} catch (err) {
					if (resolveContext.log) {
						resolveContext.log(
							`Imports field in ${request.descriptionFilePath} can't be processed: ${err}`
						);
					}
					return callback(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,
					(p, callback) => {
						const parsedIdentifier = parseIdentifier(p);

if (!parsedIdentifier) return callback();

const [path_, query, fragment] = parsedIdentifier;

switch (path_.charCodeAt(0)) {
							// should be relative
							case dotCode: {
								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: {
								const obj = {
									...request,
									request: path_,
									relativePath: path_,
									fullySpecified: true,
									query,
									fragment
								};

resolver.doResolve(
									targetPackage,
									obj,
									"using imports field: " + p,
									resolveContext,
									callback
								);
							}
						}
					},
					(err, result) => callback(err, result || null)
				);
			});
	}
};

${this.title}

Code Editor : ImportsFieldPlugin.js