mirror of https://github.com/webpack/webpack.git
				
				
				
			
		
			
				
	
	
		
			100 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			100 lines
		
	
	
		
			2.6 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 RawModule = require("./RawModule");
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| const EntryDependency = require("./dependencies/EntryDependency");
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| const createSchemaValidation = require("./util/create-schema-validation");
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| 
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| /** @typedef {import("../declarations/plugins/IgnorePlugin").IgnorePluginOptions} IgnorePluginOptions */
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| /** @typedef {import("./Compiler")} Compiler */
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| /** @typedef {import("./NormalModuleFactory").ResolveData} ResolveData */
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| 
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| const validate = createSchemaValidation(
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| 	require("../schemas/plugins/IgnorePlugin.check.js"),
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| 	() => require("../schemas/plugins/IgnorePlugin.json"),
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| 	{
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| 		name: "Ignore Plugin",
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| 		baseDataPath: "options"
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| 	}
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| );
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| 
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| const PLUGIN_NAME = "IgnorePlugin";
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| 
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| class IgnorePlugin {
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| 	/**
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| 	 * @param {IgnorePluginOptions} options IgnorePlugin options
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| 	 */
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| 	constructor(options) {
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| 		validate(options);
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| 		this.options = options;
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| 		this.checkIgnore = this.checkIgnore.bind(this);
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| 	}
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| 
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| 	/**
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| 	 * Note that if "contextRegExp" is given, both the "resourceRegExp" and "contextRegExp" have to match.
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| 	 * @param {ResolveData} resolveData resolve data
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| 	 * @returns {false|undefined} returns false when the request should be ignored, otherwise undefined
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| 	 */
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| 	checkIgnore(resolveData) {
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| 		if (
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| 			"checkResource" in this.options &&
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| 			this.options.checkResource &&
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| 			this.options.checkResource(resolveData.request, resolveData.context)
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| 		) {
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| 			return false;
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| 		}
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| 
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| 		if (
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| 			"resourceRegExp" in this.options &&
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| 			this.options.resourceRegExp &&
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| 			this.options.resourceRegExp.test(resolveData.request)
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| 		) {
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| 			if ("contextRegExp" in this.options && this.options.contextRegExp) {
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| 				// if "contextRegExp" is given,
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| 				// both the "resourceRegExp" and "contextRegExp" have to match.
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| 				if (this.options.contextRegExp.test(resolveData.context)) {
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| 					return false;
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| 				}
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| 			} else {
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| 				return false;
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| 			}
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| 		}
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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.normalModuleFactory.tap(PLUGIN_NAME, nmf => {
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| 			nmf.hooks.beforeResolve.tap(PLUGIN_NAME, resolveData => {
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| 				const result = this.checkIgnore(resolveData);
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| 
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| 				if (
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| 					result === false &&
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| 					resolveData.dependencies.length > 0 &&
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| 					resolveData.dependencies[0] instanceof EntryDependency
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| 				) {
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| 					resolveData.ignoredModule = new RawModule(
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| 						"",
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| 						"ignored-entry-module",
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| 						"(ignored-entry-module)"
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| 					);
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| 				}
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| 
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| 				return result;
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| 			});
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| 		});
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| 		compiler.hooks.contextModuleFactory.tap(PLUGIN_NAME, cmf => {
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| 			cmf.hooks.beforeResolve.tap(PLUGIN_NAME, this.checkIgnore);
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| 		});
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| 	}
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| }
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| 
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| module.exports = IgnorePlugin;
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