mirror of https://github.com/webpack/webpack.git
				
				
				
			
		
			
				
	
	
		
			407 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			407 lines
		
	
	
		
			14 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 { HookMap, SyncBailHook, SyncWaterfallHook } = require("tapable");
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| const { concatComparators, keepOriginalOrder } = require("../util/comparators");
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| const smartGrouping = require("../util/smartGrouping");
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| 
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| /** @typedef {import("../Chunk")} Chunk */
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| /** @typedef {import("../ChunkGroup").OriginRecord} OriginRecord */
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| /** @typedef {import("../Compilation")} Compilation */
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| /** @typedef {import("../Compilation").Asset} Asset */
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| /** @typedef {import("../Compilation").NormalizedStatsOptions} NormalizedStatsOptions */
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| /** @typedef {import("../Dependency")} Dependency */
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| /** @typedef {import("../Module")} Module */
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| /** @typedef {import("../ModuleGraph").ModuleProfile} ModuleProfile */
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| /** @typedef {import("../ModuleGraphConnection")} ModuleGraphConnection */
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| /** @typedef {import("../WebpackError")} WebpackError */
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| /** @typedef {import("../util/comparators").Comparator<EXPECTED_ANY>} Comparator */
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| /** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
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| /**
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|  * @template T, R
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|  * @typedef {import("../util/smartGrouping").GroupConfig<T, R>} GroupConfig
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|  */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").ChunkGroupInfoWithName} ChunkGroupInfoWithName */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").ModuleIssuerPath} ModuleIssuerPath */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").ModuleTrace} ModuleTrace */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsAsset} StatsAsset */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsChunk} StatsChunk */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsChunkGroup} StatsChunkGroup */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsChunkOrigin} StatsChunkOrigin */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsCompilation} StatsCompilation */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsError} StatsError */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsModule} StatsModule */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsModuleIssuer} StatsModuleIssuer */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsModuleReason} StatsModuleReason */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsModuleTraceDependency} StatsModuleTraceDependency */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsModuleTraceItem} StatsModuleTraceItem */
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| /** @typedef {import("./DefaultStatsFactoryPlugin").StatsProfile} StatsProfile */
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| 
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| /**
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|  * @typedef {object} KnownStatsFactoryContext
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|  * @property {string} type
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|  * @property {Compilation} compilation
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|  * @property {(path: string) => string} makePathsRelative
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|  * @property {Set<Module>} rootModules
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|  * @property {Map<string, Chunk[]>} compilationFileToChunks
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|  * @property {Map<string, Chunk[]>} compilationAuxiliaryFileToChunks
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|  * @property {RuntimeSpec} runtime
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|  * @property {(compilation: Compilation) => Error[]} cachedGetErrors
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|  * @property {(compilation: Compilation) => Error[]} cachedGetWarnings
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|  */
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| 
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| /** @typedef {KnownStatsFactoryContext & Record<string, EXPECTED_ANY>} StatsFactoryContext */
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| 
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| // StatsLogging StatsLoggingEntry
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| 
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| /**
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|  * @template T
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|  * @template F
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|  * @typedef {T extends Compilation ? StatsCompilation : T extends ChunkGroupInfoWithName ? StatsChunkGroup : T extends Chunk ? StatsChunk : T extends OriginRecord ? StatsChunkOrigin : T extends Module ? StatsModule : T extends ModuleGraphConnection ? StatsModuleReason : T extends Asset ? StatsAsset : T extends ModuleTrace ? StatsModuleTraceItem : T extends Dependency ? StatsModuleTraceDependency : T extends Error ? StatsError : T extends ModuleProfile ? StatsProfile : F} StatsObject
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|  */
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| 
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| /**
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|  * @template T
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|  * @template F
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|  * @typedef {T extends ChunkGroupInfoWithName[] ? Record<string, StatsObject<ChunkGroupInfoWithName, F>> : T extends (infer V)[] ? StatsObject<V, F>[] : StatsObject<T, F>} CreatedObject
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|  */
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| 
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| /** @typedef {EXPECTED_ANY} ObjectForExtract */
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| /** @typedef {EXPECTED_ANY} FactoryData */
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| /** @typedef {EXPECTED_ANY} FactoryDataItem */
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| /** @typedef {EXPECTED_ANY} Result */
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| 
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| /**
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|  * @typedef {object} StatsFactoryHooks
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|  * @property {HookMap<SyncBailHook<[ObjectForExtract, FactoryData, StatsFactoryContext], void>>} extract
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|  * @property {HookMap<SyncBailHook<[FactoryDataItem, StatsFactoryContext, number, number], boolean | void>>} filter
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|  * @property {HookMap<SyncBailHook<[Comparator[], StatsFactoryContext], void>>} sort
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|  * @property {HookMap<SyncBailHook<[FactoryDataItem, StatsFactoryContext, number, number], boolean | void>>} filterSorted
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|  * @property {HookMap<SyncBailHook<[GroupConfig<EXPECTED_ANY, EXPECTED_ANY>[], StatsFactoryContext], void>>} groupResults
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|  * @property {HookMap<SyncBailHook<[Comparator[], StatsFactoryContext], void>>} sortResults
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|  * @property {HookMap<SyncBailHook<[FactoryDataItem, StatsFactoryContext, number, number], boolean | void>>} filterResults
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|  * @property {HookMap<SyncBailHook<[FactoryDataItem[], StatsFactoryContext], Result | void>>} merge
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|  * @property {HookMap<SyncBailHook<[Result, StatsFactoryContext], Result>>} result
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|  * @property {HookMap<SyncBailHook<[FactoryDataItem, StatsFactoryContext], string | void>>} getItemName
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|  * @property {HookMap<SyncBailHook<[FactoryDataItem, StatsFactoryContext], StatsFactory | void>>} getItemFactory
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|  */
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| 
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| /**
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|  * @template T
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|  * @typedef {Map<string, T[]>} Caches
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|  */
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| 
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| class StatsFactory {
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| 	constructor() {
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| 		/** @type {StatsFactoryHooks} */
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| 		this.hooks = Object.freeze({
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| 			extract: new HookMap(
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| 				() => new SyncBailHook(["object", "data", "context"])
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| 			),
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| 			filter: new HookMap(
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| 				() => new SyncBailHook(["item", "context", "index", "unfilteredIndex"])
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| 			),
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| 			sort: new HookMap(() => new SyncBailHook(["comparators", "context"])),
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| 			filterSorted: new HookMap(
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| 				() => new SyncBailHook(["item", "context", "index", "unfilteredIndex"])
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| 			),
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| 			groupResults: new HookMap(
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| 				() => new SyncBailHook(["groupConfigs", "context"])
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| 			),
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| 			sortResults: new HookMap(
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| 				() => new SyncBailHook(["comparators", "context"])
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| 			),
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| 			filterResults: new HookMap(
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| 				() => new SyncBailHook(["item", "context", "index", "unfilteredIndex"])
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| 			),
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| 			merge: new HookMap(() => new SyncBailHook(["items", "context"])),
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| 			result: new HookMap(() => new SyncWaterfallHook(["result", "context"])),
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| 			getItemName: new HookMap(() => new SyncBailHook(["item", "context"])),
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| 			getItemFactory: new HookMap(() => new SyncBailHook(["item", "context"]))
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| 		});
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| 		const hooks = this.hooks;
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| 		this._caches =
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| 			/** @type {{ [Key in keyof StatsFactoryHooks]: Map<string, SyncBailHook<EXPECTED_ANY, EXPECTED_ANY>[]> }} */ ({});
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| 		for (const key of Object.keys(hooks)) {
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| 			this._caches[/** @type {keyof StatsFactoryHooks} */ (key)] = new Map();
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| 		}
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| 		this._inCreate = false;
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| 	}
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| 
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| 	/**
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| 	 * @template {StatsFactoryHooks[keyof StatsFactoryHooks]} HM
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| 	 * @template {HM extends HookMap<infer H> ? H : never} H
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| 	 * @param {HM} hookMap hook map
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| 	 * @param {Caches<H>} cache cache
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| 	 * @param {string} type type
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| 	 * @returns {H[]} hooks
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| 	 * @private
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| 	 */
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| 	_getAllLevelHooks(hookMap, cache, type) {
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| 		const cacheEntry = cache.get(type);
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| 		if (cacheEntry !== undefined) {
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| 			return cacheEntry;
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| 		}
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| 		const hooks = /** @type {H[]} */ ([]);
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| 		const typeParts = type.split(".");
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| 		for (let i = 0; i < typeParts.length; i++) {
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| 			const hook = /** @type {H} */ (hookMap.get(typeParts.slice(i).join(".")));
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| 			if (hook) {
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| 				hooks.push(hook);
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| 			}
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| 		}
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| 		cache.set(type, hooks);
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| 		return hooks;
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| 	}
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| 
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| 	/**
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| 	 * @template {StatsFactoryHooks[keyof StatsFactoryHooks]} HM
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| 	 * @template {HM extends HookMap<infer H> ? H : never} H
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| 	 * @template {H extends import("tapable").Hook<any, infer R> ? R : never} R
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| 	 * @param {HM} hookMap hook map
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| 	 * @param {Caches<H>} cache cache
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| 	 * @param {string} type type
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| 	 * @param {(hook: H) => R | void} fn fn
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| 	 * @returns {R | void} hook
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| 	 * @private
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| 	 */
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| 	_forEachLevel(hookMap, cache, type, fn) {
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| 		for (const hook of this._getAllLevelHooks(hookMap, cache, type)) {
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| 			const result = fn(/** @type {H} */ (hook));
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| 			if (result !== undefined) return result;
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| 		}
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| 	}
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| 
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| 	/**
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| 	 * @template {StatsFactoryHooks[keyof StatsFactoryHooks]} HM
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| 	 * @template {HM extends HookMap<infer H> ? H : never} H
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| 	 * @param {HM} hookMap hook map
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| 	 * @param {Caches<H>} cache cache
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| 	 * @param {string} type type
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| 	 * @param {FactoryData} data data
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| 	 * @param {(hook: H, factoryData: FactoryData) => FactoryData} fn fn
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| 	 * @returns {FactoryData} data
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| 	 * @private
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| 	 */
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| 	_forEachLevelWaterfall(hookMap, cache, type, data, fn) {
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| 		for (const hook of this._getAllLevelHooks(hookMap, cache, type)) {
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| 			data = fn(/** @type {H} */ (hook), data);
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| 		}
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| 		return data;
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| 	}
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| 
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| 	/**
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| 	 * @template {StatsFactoryHooks[keyof StatsFactoryHooks]} T
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| 	 * @template {T extends HookMap<infer H> ? H : never} H
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| 	 * @template {H extends import("tapable").Hook<any, infer R> ? R : never} R
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| 	 * @param {T} hookMap hook map
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| 	 * @param {Caches<H>} cache cache
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| 	 * @param {string} type type
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| 	 * @param {FactoryData[]} items items
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| 	 * @param {(hook: H, item: R, idx: number, i: number) => R | undefined} fn fn
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| 	 * @param {boolean} forceClone force clone
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| 	 * @returns {R[]} result for each level
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| 	 * @private
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| 	 */
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| 	_forEachLevelFilter(hookMap, cache, type, items, fn, forceClone) {
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| 		const hooks = this._getAllLevelHooks(hookMap, cache, type);
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| 		if (hooks.length === 0) return forceClone ? [...items] : items;
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| 		let i = 0;
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| 		return items.filter((item, idx) => {
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| 			for (const hook of hooks) {
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| 				const r = fn(/** @type {H} */ (hook), item, idx, i);
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| 				if (r !== undefined) {
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| 					if (r) i++;
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| 					return r;
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| 				}
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| 			}
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| 			i++;
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| 			return true;
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| 		});
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| 	}
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| 
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| 	/**
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| 	 * @template FactoryData
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| 	 * @template FallbackCreatedObject
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| 	 * @param {string} type type
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| 	 * @param {FactoryData} data factory data
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| 	 * @param {Omit<StatsFactoryContext, "type">} baseContext context used as base
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| 	 * @returns {CreatedObject<FactoryData, FallbackCreatedObject>} created object
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| 	 */
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| 	create(type, data, baseContext) {
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| 		if (this._inCreate) {
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| 			return this._create(type, data, baseContext);
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| 		}
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| 		try {
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| 			this._inCreate = true;
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| 			return this._create(type, data, baseContext);
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| 		} finally {
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| 			for (const key of Object.keys(this._caches)) {
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| 				this._caches[/** @type {keyof StatsFactoryHooks} */ (key)].clear();
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| 			}
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| 			this._inCreate = false;
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| 		}
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| 	}
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| 
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| 	/**
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| 	 * @private
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| 	 * @template FactoryData
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| 	 * @template FallbackCreatedObject
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| 	 * @param {string} type type
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| 	 * @param {FactoryData} data factory data
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| 	 * @param {Omit<StatsFactoryContext, "type">} baseContext context used as base
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| 	 * @returns {CreatedObject<FactoryData, FallbackCreatedObject>} created object
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| 	 */
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| 	_create(type, data, baseContext) {
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| 		const context = /** @type {StatsFactoryContext} */ ({
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| 			...baseContext,
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| 			type,
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| 			[type]: data
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| 		});
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| 		if (Array.isArray(data)) {
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| 			// run filter on unsorted items
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| 			const items = this._forEachLevelFilter(
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| 				this.hooks.filter,
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| 				this._caches.filter,
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| 				type,
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| 				data,
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| 				(h, r, idx, i) => h.call(r, context, idx, i),
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| 				true
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| 			);
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| 
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| 			// sort items
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| 			/** @type {Comparator[]} */
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| 			const comparators = [];
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| 			this._forEachLevel(this.hooks.sort, this._caches.sort, type, (h) =>
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| 				h.call(comparators, context)
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| 			);
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| 			if (comparators.length > 0) {
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| 				items.sort(
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| 					// @ts-expect-error number of arguments is correct
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| 					concatComparators(...comparators, keepOriginalOrder(items))
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| 				);
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| 			}
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| 
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| 			// run filter on sorted items
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| 			const items2 = this._forEachLevelFilter(
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| 				this.hooks.filterSorted,
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| 				this._caches.filterSorted,
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| 				type,
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| 				items,
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| 				(h, r, idx, i) => h.call(r, context, idx, i),
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| 				false
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| 			);
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| 
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| 			// for each item
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| 			let resultItems = items2.map((item, i) => {
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| 				/** @type {StatsFactoryContext} */
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| 				const itemContext = {
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| 					...context,
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| 					_index: i
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| 				};
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| 
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| 				// run getItemName
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| 				const itemName = this._forEachLevel(
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| 					this.hooks.getItemName,
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| 					this._caches.getItemName,
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| 					`${type}[]`,
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| 					(h) => h.call(item, itemContext)
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| 				);
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| 				if (itemName) itemContext[itemName] = item;
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| 				const innerType = itemName ? `${type}[].${itemName}` : `${type}[]`;
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| 
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| 				// run getItemFactory
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| 				const itemFactory =
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| 					this._forEachLevel(
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| 						this.hooks.getItemFactory,
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| 						this._caches.getItemFactory,
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| 						innerType,
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| 						(h) => h.call(item, itemContext)
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| 					) || this;
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| 
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| 				// run item factory
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| 				return itemFactory.create(innerType, item, itemContext);
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| 			});
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| 
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| 			// sort result items
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| 			/** @type {Comparator[]} */
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| 			const comparators2 = [];
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| 			this._forEachLevel(
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| 				this.hooks.sortResults,
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| 				this._caches.sortResults,
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| 				type,
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| 				(h) => h.call(comparators2, context)
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| 			);
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| 			if (comparators2.length > 0) {
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| 				resultItems.sort(
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| 					// @ts-expect-error number of arguments is correct
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| 					concatComparators(...comparators2, keepOriginalOrder(resultItems))
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| 				);
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| 			}
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| 
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| 			// group result items
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| 			/** @type {GroupConfig<EXPECTED_ANY, EXPECTED_ANY>[]} */
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| 			const groupConfigs = [];
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| 			this._forEachLevel(
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| 				this.hooks.groupResults,
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| 				this._caches.groupResults,
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| 				type,
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| 				(h) => h.call(groupConfigs, context)
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| 			);
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| 			if (groupConfigs.length > 0) {
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| 				resultItems = smartGrouping(resultItems, groupConfigs);
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| 			}
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| 
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| 			// run filter on sorted result items
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| 			const finalResultItems = this._forEachLevelFilter(
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| 				this.hooks.filterResults,
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| 				this._caches.filterResults,
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| 				type,
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| 				resultItems,
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| 				(h, r, idx, i) => h.call(r, context, idx, i),
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| 				false
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| 			);
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| 
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| 			// run merge on mapped items
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| 			let result = this._forEachLevel(
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| 				this.hooks.merge,
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| 				this._caches.merge,
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| 				type,
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| 				(h) => h.call(finalResultItems, context)
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| 			);
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| 			if (result === undefined) result = finalResultItems;
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| 
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| 			// run result on merged items
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| 			return this._forEachLevelWaterfall(
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| 				this.hooks.result,
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| 				this._caches.result,
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| 				type,
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| 				result,
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| 				(h, r) => h.call(r, context)
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| 			);
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| 		}
 | |
| 		/** @type {ObjectForExtract} */
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| 		const object = {};
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| 
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| 		// run extract on value
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| 		this._forEachLevel(this.hooks.extract, this._caches.extract, type, (h) =>
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| 			h.call(object, data, context)
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| 		);
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| 
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| 		// run result on extracted object
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| 		return this._forEachLevelWaterfall(
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| 			this.hooks.result,
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| 			this._caches.result,
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| 			type,
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| 			object,
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| 			(h, r) => h.call(r, context)
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| 		);
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| 	}
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| }
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| 
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| module.exports = StatsFactory;
 |