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node_modules/webpack/lib/AmdMainTemplatePlugin.js 1.55 KB
2a09d1a4   liuqimichale   添加宜春 天水 宣化
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  /*
   MIT License http://www.opensource.org/licenses/mit-license.php
   Author Tobias Koppers @sokra
   */
  
  "use strict";
  
  const ConcatSource = require("webpack-sources").ConcatSource;
  const Template = require("./Template");
  
  class AmdMainTemplatePlugin {
  	constructor(name) {
  		this.name = name;
  	}
  
  	apply(compilation) {
  		const mainTemplate = compilation.mainTemplate;
  
  		compilation.templatesPlugin("render-with-entry", (source, chunk, hash) => {
  			const externals = chunk.getModules().filter((m) => m.external);
  			const externalsDepsArray = JSON.stringify(externals.map((m) =>
  				typeof m.request === "object" ? m.request.amd : m.request
  			));
  			const externalsArguments = externals.map((m) =>
  				Template.toIdentifier(`__WEBPACK_EXTERNAL_MODULE_${m.id}__`)
  			).join(", ");
  
  			if(this.name) {
  				const name = mainTemplate.applyPluginsWaterfall("asset-path", this.name, {
  					hash,
  					chunk
  				});
  
  				return new ConcatSource(
  					`define(${JSON.stringify(name)}, ${externalsDepsArray}, function(${externalsArguments}) { return `, source, "});"
  				);
  			} else if(externalsArguments) {
  				return new ConcatSource(`define(${externalsDepsArray}, function(${externalsArguments}) { return `, source, "});");
  			} else {
  				return new ConcatSource("define(function() { return ", source, "});");
  			}
  		});
  
  		mainTemplate.plugin("global-hash-paths", (paths) => {
  			if(this.name) paths.push(this.name);
  			return paths;
  		});
  
  		mainTemplate.plugin("hash", (hash) => {
  			hash.update("exports amd");
  			hash.update(this.name);
  		});
  	}
  }
  
  module.exports = AmdMainTemplatePlugin;