source: frontend/node_modules/webpack/lib/container/ContainerPlugin.js

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Tobias Koppers @sokra, Zackary Jackson @ScriptedAlchemy, Marais Rossouw @maraisr
*/

"use strict";

const memoize = require("../util/memoize");
const ContainerEntryDependency = require("./ContainerEntryDependency");
const ContainerEntryModuleFactory = require("./ContainerEntryModuleFactory");
const ContainerExposedDependency = require("./ContainerExposedDependency");
const { parseOptions } = require("./options");

/** @typedef {import("../../declarations/plugins/container/ContainerPlugin").ContainerPluginOptions} ContainerPluginOptions */
/** @typedef {import("../Compiler")} Compiler */
/** @typedef {import("./ContainerEntryModule").ExposesList} ExposesList */

const getModuleFederationPlugin = memoize(() =>
        require("./ModuleFederationPlugin")
);

const PLUGIN_NAME = "ContainerPlugin";

class ContainerPlugin {
        /**
         * Creates an instance of ContainerPlugin.
         * @param {ContainerPluginOptions} options options
         */
        constructor(options) {
                /** @type {ContainerPluginOptions} */
                this.options = options;
        }

        /**
         * Applies the plugin by registering its hooks on the compiler.
         * @param {Compiler} compiler the compiler instance
         * @returns {void}
         */
        apply(compiler) {
                compiler.hooks.validate.tap(PLUGIN_NAME, () => {
                        compiler.validate(
                                () => require("../../schemas/plugins/container/ContainerPlugin.json"),
                                this.options,
                                {
                                        name: "Container Plugin",
                                        baseDataPath: "options"
                                },
                                (options) =>
                                        require("../../schemas/plugins/container/ContainerPlugin.check")(
                                                options
                                        )
                        );
                });

                const library = this.options.library || {
                        type: "var",
                        name: this.options.name
                };

                if (!compiler.options.output.enabledLibraryTypes.includes(library.type)) {
                        compiler.options.output.enabledLibraryTypes.push(library.type);
                }

                const exposes = /** @type {ExposesList} */ (
                        parseOptions(
                                this.options.exposes,
                                (item) => ({
                                        import: Array.isArray(item) ? item : [item],
                                        name: undefined
                                }),
                                (item) => ({
                                        import: Array.isArray(item.import) ? item.import : [item.import],
                                        name: item.name || undefined
                                })
                        )
                );

                const shareScope = this.options.shareScope || "default";

                compiler.hooks.make.tapAsync(PLUGIN_NAME, (compilation, callback) => {
                        const hooks =
                                getModuleFederationPlugin().getCompilationHooks(compilation);
                        const dep = new ContainerEntryDependency(
                                this.options.name,
                                exposes,
                                shareScope
                        );
                        dep.loc = { name: this.options.name };
                        compilation.addEntry(
                                compilation.options.context,
                                dep,
                                {
                                        name: this.options.name,
                                        filename: this.options.filename,
                                        runtime: this.options.runtime,
                                        library
                                },
                                (error) => {
                                        if (error) return callback(error);
                                        hooks.addContainerEntryDependency.call(dep);
                                        callback();
                                }
                        );
                });

                compiler.hooks.thisCompilation.tap(
                        PLUGIN_NAME,
                        (compilation, { normalModuleFactory }) => {
                                compilation.dependencyFactories.set(
                                        ContainerEntryDependency,
                                        new ContainerEntryModuleFactory()
                                );

                                compilation.dependencyFactories.set(
                                        ContainerExposedDependency,
                                        normalModuleFactory
                                );
                        }
                );
        }
}

module.exports = ContainerPlugin;