merge new into master

node_modules/enhanced-resolve/lib/AliasPlugin.js

@@ -0,0 +1,47 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+/** @typedef {import("./Resolver")} Resolver */
+/** @typedef {import("./Resolver").ResolveStepHook} ResolveStepHook */
+/** @typedef {string | string[] | false} Alias */
+/** @typedef {{ alias: Alias, name: string, onlyModule?: boolean }} AliasOption */
+
+const { aliasResolveHandler } = require("./AliasUtils");
+
+module.exports = class AliasPlugin {
+	/**
+	 * @param {string | ResolveStepHook} source source
+	 * @param {AliasOption | AliasOption[]} options options
+	 * @param {string | ResolveStepHook} target target
+	 */
+	constructor(source, options, target) {
+		this.source = source;
+		this.options = Array.isArray(options) ? options : [options];
+		this.target = target;
+	}
+
+	/**
+	 * @param {Resolver} resolver the resolver
+	 * @returns {void}
+	 */
+	apply(resolver) {
+		const target = resolver.ensureHook(this.target);
+
+		resolver
+			.getHook(this.source)
+			.tapAsync("AliasPlugin", (request, resolveContext, callback) => {
+				aliasResolveHandler(
+					resolver,
+					this.options,
+					target,
+					request,
+					resolveContext,
+					callback,
+				);
+			});
+	}
+};