mirror of https://github.com/webpack/webpack.git
				
				
				
			
		
			
				
	
	
		
			54 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
| /*
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| 	MIT License http://www.opensource.org/licenses/mit-license.php
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| 	Author Tobias Koppers @sokra
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| */
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| 
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| "use strict";
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| 
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| const { getEntryRuntime } = require("./util/runtime");
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| 
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| /** @typedef {import("./Compiler")} Compiler */
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| 
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| class FlagEntryExportAsUsedPlugin {
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| 	constructor(nsObjectUsed, explanation) {
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| 		this.nsObjectUsed = nsObjectUsed;
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| 		this.explanation = explanation;
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| 	}
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| 
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| 	/**
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| 	 * Apply the plugin
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| 	 * @param {Compiler} compiler the compiler instance
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| 	 * @returns {void}
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| 	 */
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| 	apply(compiler) {
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| 		compiler.hooks.thisCompilation.tap(
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| 			"FlagEntryExportAsUsedPlugin",
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| 			compilation => {
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| 				const moduleGraph = compilation.moduleGraph;
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| 				compilation.hooks.seal.tap("FlagEntryExportAsUsedPlugin", () => {
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| 					for (const [
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| 						entryName,
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| 						{ dependencies: deps, options }
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| 					] of compilation.entries) {
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| 						const runtime = getEntryRuntime(compilation, entryName, options);
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| 						for (const dep of deps) {
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| 							const module = moduleGraph.getModule(dep);
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| 							if (module) {
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| 								const exportsInfo = moduleGraph.getExportsInfo(module);
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| 								if (this.nsObjectUsed) {
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| 									exportsInfo.setUsedInUnknownWay(runtime);
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| 								} else {
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| 									exportsInfo.setAllKnownExportsUsed(runtime);
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| 								}
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| 								moduleGraph.addExtraReason(module, this.explanation);
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| 							}
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| 						}
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| 					}
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| 				});
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| 			}
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| 		);
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| 	}
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| }
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| 
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| module.exports = FlagEntryExportAsUsedPlugin;
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