source: trip-planner-front/node_modules/webpack/lib/DynamicEntryPlugin.js@ 571e0df

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Naoyuki Kanezawa @nkzawa
*/

"use strict";

const EntryOptionPlugin = require("./EntryOptionPlugin");
const EntryPlugin = require("./EntryPlugin");
const EntryDependency = require("./dependencies/EntryDependency");

/** @typedef {import("../declarations/WebpackOptions").EntryDynamicNormalized} EntryDynamic */
/** @typedef {import("../declarations/WebpackOptions").EntryItem} EntryItem */
/** @typedef {import("../declarations/WebpackOptions").EntryStaticNormalized} EntryStatic */
/** @typedef {import("./Compiler")} Compiler */

class DynamicEntryPlugin {
        /**
         * @param {string} context the context path
         * @param {EntryDynamic} entry the entry value
         */
        constructor(context, entry) {
                this.context = context;
                this.entry = entry;
        }

        /**
         * Apply the plugin
         * @param {Compiler} compiler the compiler instance
         * @returns {void}
         */
        apply(compiler) {
                compiler.hooks.compilation.tap(
                        "DynamicEntryPlugin",
                        (compilation, { normalModuleFactory }) => {
                                compilation.dependencyFactories.set(
                                        EntryDependency,
                                        normalModuleFactory
                                );
                        }
                );

                compiler.hooks.make.tapPromise(
                        "DynamicEntryPlugin",
                        (compilation, callback) =>
                                Promise.resolve(this.entry())
                                        .then(entry => {
                                                const promises = [];
                                                for (const name of Object.keys(entry)) {
                                                        const desc = entry[name];
                                                        const options = EntryOptionPlugin.entryDescriptionToOptions(
                                                                compiler,
                                                                name,
                                                                desc
                                                        );
                                                        for (const entry of desc.import) {
                                                                promises.push(
                                                                        new Promise((resolve, reject) => {
                                                                                compilation.addEntry(
                                                                                        this.context,
                                                                                        EntryPlugin.createDependency(entry, options),
                                                                                        options,
                                                                                        err => {
                                                                                                if (err) return reject(err);
                                                                                                resolve();
                                                                                        }
                                                                                );
                                                                        })
                                                                );
                                                        }
                                                }
                                                return Promise.all(promises);
                                        })
                                        .then(x => {})
                );
        }
}

module.exports = DynamicEntryPlugin;