source: frontend/node_modules/webpack/lib/dependencies/RequireJsStuffPlugin.js

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Tobias Koppers @sokra
*/

"use strict";

const {
        JAVASCRIPT_MODULE_TYPE_AUTO,
        JAVASCRIPT_MODULE_TYPE_DYNAMIC
} = require("../ModuleTypeConstants");
const RuntimeGlobals = require("../RuntimeGlobals");
const {
        toConstantDependency
} = require("../javascript/JavascriptParserHelpers");
const ConstDependency = require("./ConstDependency");

/** @typedef {import("../../declarations/WebpackOptions").JavascriptParserOptions} JavascriptParserOptions */
/** @typedef {import("../Compiler")} Compiler */
/** @typedef {import("../javascript/JavascriptParser")} JavascriptParser */

const PLUGIN_NAME = "RequireJsStuffPlugin";

module.exports = class RequireJsStuffPlugin {
        /**
         * Applies the plugin by registering its hooks on the compiler.
         * @param {Compiler} compiler the compiler instance
         * @returns {void}
         */
        apply(compiler) {
                compiler.hooks.compilation.tap(
                        PLUGIN_NAME,
                        (compilation, { normalModuleFactory }) => {
                                compilation.dependencyTemplates.set(
                                        ConstDependency,
                                        new ConstDependency.Template()
                                );
                                /**
                                 * Handles the hook callback for this code path.
                                 * @param {JavascriptParser} parser the parser
                                 * @param {JavascriptParserOptions} parserOptions options
                                 * @returns {void}
                                 */
                                const handler = (parser, parserOptions) => {
                                        if (
                                                parserOptions.requireJs === undefined ||
                                                !parserOptions.requireJs
                                        ) {
                                                return;
                                        }

                                        parser.hooks.call
                                                .for("require.config")
                                                .tap(PLUGIN_NAME, toConstantDependency(parser, "undefined"));
                                        parser.hooks.call
                                                .for("requirejs.config")
                                                .tap(PLUGIN_NAME, toConstantDependency(parser, "undefined"));

                                        parser.hooks.expression
                                                .for("require.version")
                                                .tap(
                                                        PLUGIN_NAME,
                                                        toConstantDependency(parser, JSON.stringify("0.0.0"))
                                                );
                                        parser.hooks.expression
                                                .for("requirejs.onError")
                                                .tap(
                                                        PLUGIN_NAME,
                                                        toConstantDependency(
                                                                parser,
                                                                RuntimeGlobals.uncaughtErrorHandler,
                                                                [RuntimeGlobals.uncaughtErrorHandler]
                                                        )
                                                );
                                };
                                normalModuleFactory.hooks.parser
                                        .for(JAVASCRIPT_MODULE_TYPE_AUTO)
                                        .tap(PLUGIN_NAME, handler);
                                normalModuleFactory.hooks.parser
                                        .for(JAVASCRIPT_MODULE_TYPE_DYNAMIC)
                                        .tap(PLUGIN_NAME, handler);
                        }
                );
        }
};