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			144 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			JavaScript
		
	
		
		
			
		
	
	
			144 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			JavaScript
		
	
| 
											9 months ago
										 | /* | ||
|  | 	MIT License http://www.opensource.org/licenses/mit-license.php
 | ||
|  | 	Author Tobias Koppers @sokra | ||
|  | */ | ||
|  | 
 | ||
|  | "use strict"; | ||
|  | 
 | ||
|  | const Template = require("../Template"); | ||
|  | const makeSerializable = require("../util/makeSerializable"); | ||
|  | const HarmonyImportDependency = require("./HarmonyImportDependency"); | ||
|  | const NullDependency = require("./NullDependency"); | ||
|  | 
 | ||
|  | /** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */ | ||
|  | /** @typedef {import("../Dependency")} Dependency */ | ||
|  | /** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */ | ||
|  | /** @typedef {import("../javascript/JavascriptParser").Range} Range */ | ||
|  | /** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */ | ||
|  | /** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */ | ||
|  | /** @typedef {import("./HarmonyAcceptImportDependency")} HarmonyAcceptImportDependency */ | ||
|  | 
 | ||
|  | class HarmonyAcceptDependency extends NullDependency { | ||
|  | 	/** | ||
|  | 	 * @param {Range} range expression range | ||
|  | 	 * @param {HarmonyAcceptImportDependency[]} dependencies import dependencies | ||
|  | 	 * @param {boolean} hasCallback true, if the range wraps an existing callback | ||
|  | 	 */ | ||
|  | 	constructor(range, dependencies, hasCallback) { | ||
|  | 		super(); | ||
|  | 		this.range = range; | ||
|  | 		this.dependencies = dependencies; | ||
|  | 		this.hasCallback = hasCallback; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	get type() { | ||
|  | 		return "accepted harmony modules"; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * @param {ObjectSerializerContext} context context | ||
|  | 	 */ | ||
|  | 	serialize(context) { | ||
|  | 		const { write } = context; | ||
|  | 		write(this.range); | ||
|  | 		write(this.dependencies); | ||
|  | 		write(this.hasCallback); | ||
|  | 		super.serialize(context); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * @param {ObjectDeserializerContext} context context | ||
|  | 	 */ | ||
|  | 	deserialize(context) { | ||
|  | 		const { read } = context; | ||
|  | 		this.range = read(); | ||
|  | 		this.dependencies = read(); | ||
|  | 		this.hasCallback = read(); | ||
|  | 		super.deserialize(context); | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | makeSerializable( | ||
|  | 	HarmonyAcceptDependency, | ||
|  | 	"webpack/lib/dependencies/HarmonyAcceptDependency" | ||
|  | ); | ||
|  | 
 | ||
|  | HarmonyAcceptDependency.Template = class HarmonyAcceptDependencyTemplate extends ( | ||
|  | 	NullDependency.Template | ||
|  | ) { | ||
|  | 	/** | ||
|  | 	 * @param {Dependency} dependency the dependency for which the template should be applied | ||
|  | 	 * @param {ReplaceSource} source the current replace source which can be modified | ||
|  | 	 * @param {DependencyTemplateContext} templateContext the context object | ||
|  | 	 * @returns {void} | ||
|  | 	 */ | ||
|  | 	apply(dependency, source, templateContext) { | ||
|  | 		const dep = /** @type {HarmonyAcceptDependency} */ (dependency); | ||
|  | 		const { | ||
|  | 			module, | ||
|  | 			runtime, | ||
|  | 			runtimeRequirements, | ||
|  | 			runtimeTemplate, | ||
|  | 			moduleGraph, | ||
|  | 			chunkGraph | ||
|  | 		} = templateContext; | ||
|  | 		const content = dep.dependencies | ||
|  | 			.map(dependency => { | ||
|  | 				const referencedModule = moduleGraph.getModule(dependency); | ||
|  | 				return { | ||
|  | 					dependency, | ||
|  | 					runtimeCondition: referencedModule | ||
|  | 						? HarmonyImportDependency.Template.getImportEmittedRuntime( | ||
|  | 								module, | ||
|  | 								referencedModule | ||
|  | 						  ) | ||
|  | 						: false | ||
|  | 				}; | ||
|  | 			}) | ||
|  | 			.filter(({ runtimeCondition }) => runtimeCondition !== false) | ||
|  | 			.map(({ dependency, runtimeCondition }) => { | ||
|  | 				const condition = runtimeTemplate.runtimeConditionExpression({ | ||
|  | 					chunkGraph, | ||
|  | 					runtime, | ||
|  | 					runtimeCondition, | ||
|  | 					runtimeRequirements | ||
|  | 				}); | ||
|  | 				const s = dependency.getImportStatement(true, templateContext); | ||
|  | 				const code = s[0] + s[1]; | ||
|  | 				if (condition !== "true") { | ||
|  | 					return `if (${condition}) {\n${Template.indent(code)}\n}\n`; | ||
|  | 				} | ||
|  | 				return code; | ||
|  | 			}) | ||
|  | 			.join(""); | ||
|  | 
 | ||
|  | 		if (dep.hasCallback) { | ||
|  | 			if (runtimeTemplate.supportsArrowFunction()) { | ||
|  | 				source.insert( | ||
|  | 					dep.range[0], | ||
|  | 					`__WEBPACK_OUTDATED_DEPENDENCIES__ => { ${content}(` | ||
|  | 				); | ||
|  | 				source.insert(dep.range[1], ")(__WEBPACK_OUTDATED_DEPENDENCIES__); }"); | ||
|  | 			} else { | ||
|  | 				source.insert( | ||
|  | 					dep.range[0], | ||
|  | 					`function(__WEBPACK_OUTDATED_DEPENDENCIES__) { ${content}(` | ||
|  | 				); | ||
|  | 				source.insert( | ||
|  | 					dep.range[1], | ||
|  | 					")(__WEBPACK_OUTDATED_DEPENDENCIES__); }.bind(this)" | ||
|  | 				); | ||
|  | 			} | ||
|  | 			return; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		const arrow = runtimeTemplate.supportsArrowFunction(); | ||
|  | 		source.insert( | ||
|  | 			dep.range[1] - 0.5, | ||
|  | 			`, ${arrow ? "() =>" : "function()"} { ${content} }` | ||
|  | 		); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | module.exports = HarmonyAcceptDependency; |