mirror of https://github.com/webpack/webpack.git
				
				
				
			
		
			
				
	
	
		
			56 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			56 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
/*
 | 
						|
	MIT License http://www.opensource.org/licenses/mit-license.php
 | 
						|
	Author Tobias Koppers @sokra
 | 
						|
*/
 | 
						|
 | 
						|
"use strict";
 | 
						|
 | 
						|
/** @typedef {import("../Compilation").EntryData} EntryData */
 | 
						|
/** @typedef {import("../Compiler")} Compiler */
 | 
						|
/** @typedef {import("../Entrypoint")} Entrypoint */
 | 
						|
 | 
						|
const PLUGIN_NAME = "RuntimeChunkPlugin";
 | 
						|
 | 
						|
/** @typedef {(entrypoint: { name: string }) => string} RuntimeChunkFunction */
 | 
						|
 | 
						|
class RuntimeChunkPlugin {
 | 
						|
	/**
 | 
						|
	 * @param {{ name?: RuntimeChunkFunction }=} options options
 | 
						|
	 */
 | 
						|
	constructor(options) {
 | 
						|
		this.options = {
 | 
						|
			/** @type {RuntimeChunkFunction} */
 | 
						|
			name: (entrypoint) => `runtime~${entrypoint.name}`,
 | 
						|
			...options
 | 
						|
		};
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Apply the plugin
 | 
						|
	 * @param {Compiler} compiler the compiler instance
 | 
						|
	 * @returns {void}
 | 
						|
	 */
 | 
						|
	apply(compiler) {
 | 
						|
		compiler.hooks.thisCompilation.tap(PLUGIN_NAME, (compilation) => {
 | 
						|
			compilation.hooks.addEntry.tap(PLUGIN_NAME, (_, { name: entryName }) => {
 | 
						|
				if (entryName === undefined) return;
 | 
						|
				const data =
 | 
						|
					/** @type {EntryData} */
 | 
						|
					(compilation.entries.get(entryName));
 | 
						|
				if (data.options.runtime === undefined && !data.options.dependOn) {
 | 
						|
					// Determine runtime chunk name
 | 
						|
					let name =
 | 
						|
						/** @type {string | RuntimeChunkFunction} */
 | 
						|
						(this.options.name);
 | 
						|
					if (typeof name === "function") {
 | 
						|
						name = name({ name: entryName });
 | 
						|
					}
 | 
						|
					data.options.runtime = name;
 | 
						|
				}
 | 
						|
			});
 | 
						|
		});
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
module.exports = RuntimeChunkPlugin;
 |