webpack/lib/MultiEntryPlugin.js

50 lines
1.4 KiB
JavaScript

/*
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.hooks.compilation.tap("MultiEntryPlugin", (compilation, {
normalModuleFactory
}) => {
const multiModuleFactory = new MultiModuleFactory();
compilation.dependencyFactories.set(MultiEntryDependency, multiModuleFactory);
compilation.dependencyFactories.set(SingleEntryDependency, normalModuleFactory);
});
compiler.hooks.make.tapAsync("MultiEntryPlugin", (compilation, callback) => {
const {
context,
entries,
name
} = this;
const dep = MultiEntryPlugin.createDependency(entries, name);
compilation.addEntry(context, dep, name, callback);
});
}
static createDependency(entries, name) {
return new MultiEntryDependency(entries.map((e, idx) => {
const dep = new SingleEntryDependency(e);
// Because entrypoints are not dependencies found in an
// existing module, we give it a synthetic id
dep.loc = `${name}:${100000 + idx}`;
return dep;
}), name);
}
};