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DynamicEntryPlugin.js
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Wed, Nov 6, 20:52

DynamicEntryPlugin.js
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/*
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;

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