webpack/lib/MultiEntryPlugin.js

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

const MultiEntryDependency = require("./dependencies/MultiEntryDependency");
const SingleEntryDependency = require("./dependencies/SingleEntryDependency");
const MultiModuleFactory = require("./MultiModuleFactory");

module.exports = class MultiEntryPlugin {
	constructor(context, entries, name) {
		this.context = context;
		this.entries = entries;
		this.name = name;
	}

	apply(compiler) {
		compiler.plugin("compilation", (compilation, params) => {
			const multiModuleFactory = new MultiModuleFactory();
			const normalModuleFactory = params.normalModuleFactory;

			compilation.dependencyFactories.set(MultiEntryDependency, multiModuleFactory);
			compilation.dependencyFactories.set(SingleEntryDependency, normalModuleFactory);
		});
		compiler.plugin("make", (compilation, callback) => {
			compilation.addEntry(this.context, new MultiEntryDependency(this.entries.map((e, idx) => {
				const dep = new SingleEntryDependency(e);
				dep.loc = `${this.name}:${(100000 + idx)}`;
				return dep;
			}, this), this.name), this.name, callback);
		});
	}
}