update

1 files changed, 0 insertions, 347 deletions

diff --git a/node_modules/webpack/lib/FlagDependencyUsagePlugin.js b/node_modules/webpack/lib/FlagDependencyUsagePlugin.js
deleted file mode 100644
index 3b642405..00000000
--- a/node_modules/webpack/lib/FlagDependencyUsagePlugin.js
+++ /dev/null
@@ -1,347 +0,0 @@
-/*
-	MIT License http://www.opensource.org/licenses/mit-license.php
-	Author Tobias Koppers @sokra
-*/
-
-"use strict";
-
-const Dependency = require("./Dependency");
-const { UsageState } = require("./ExportsInfo");
-const ModuleGraphConnection = require("./ModuleGraphConnection");
-const { STAGE_DEFAULT } = require("./OptimizationStages");
-const ArrayQueue = require("./util/ArrayQueue");
-const TupleQueue = require("./util/TupleQueue");
-const { getEntryRuntime, mergeRuntimeOwned } = require("./util/runtime");
-
-/** @typedef {import("./Chunk")} Chunk */
-/** @typedef {import("./ChunkGroup")} ChunkGroup */
-/** @typedef {import("./Compiler")} Compiler */
-/** @typedef {import("./DependenciesBlock")} DependenciesBlock */
-/** @typedef {import("./Dependency").ReferencedExport} ReferencedExport */
-/** @typedef {import("./ExportsInfo")} ExportsInfo */
-/** @typedef {import("./Module")} Module */
-/** @typedef {import("./util/runtime").RuntimeSpec} RuntimeSpec */
-
-const { NO_EXPORTS_REFERENCED, EXPORTS_OBJECT_REFERENCED } = Dependency;
-
-const PLUGIN_NAME = "FlagDependencyUsagePlugin";
-const PLUGIN_LOGGER_NAME = `webpack.${PLUGIN_NAME}`;
-
-class FlagDependencyUsagePlugin {
-	/**
-	 * @param {boolean} global do a global analysis instead of per runtime
-	 */
-	constructor(global) {
-		this.global = global;
-	}
-
-	/**
-	 * Apply the plugin
-	 * @param {Compiler} compiler the compiler instance
-	 * @returns {void}
-	 */
-	apply(compiler) {
-		compiler.hooks.compilation.tap(PLUGIN_NAME, compilation => {
-			const moduleGraph = compilation.moduleGraph;
-			compilation.hooks.optimizeDependencies.tap(
-				{ name: PLUGIN_NAME, stage: STAGE_DEFAULT },
-				modules => {
-					if (compilation.moduleMemCaches) {
-						throw new Error(
-							"optimization.usedExports can't be used with cacheUnaffected as export usage is a global effect"
-						);
-					}
-
-					const logger = compilation.getLogger(PLUGIN_LOGGER_NAME);
-					/** @type {Map<ExportsInfo, Module>} */
-					const exportInfoToModuleMap = new Map();
-
-					/** @type {TupleQueue<[Module, RuntimeSpec]>} */
-					const queue = new TupleQueue();
-
-					/**
-					 * @param {Module} module module to process
-					 * @param {(string[] | ReferencedExport)[]} usedExports list of used exports
-					 * @param {RuntimeSpec} runtime part of which runtime
-					 * @param {boolean} forceSideEffects always apply side effects
-					 * @returns {void}
-					 */
-					const processReferencedModule = (
-						module,
-						usedExports,
-						runtime,
-						forceSideEffects
-					) => {
-						const exportsInfo = moduleGraph.getExportsInfo(module);
-						if (usedExports.length > 0) {
-							if (!module.buildMeta || !module.buildMeta.exportsType) {
-								if (exportsInfo.setUsedWithoutInfo(runtime)) {
-									queue.enqueue(module, runtime);
-								}
-								return;
-							}
-							for (const usedExportInfo of usedExports) {
-								let usedExport;
-								let canMangle = true;
-								if (Array.isArray(usedExportInfo)) {
-									usedExport = usedExportInfo;
-								} else {
-									usedExport = usedExportInfo.name;
-									canMangle = usedExportInfo.canMangle !== false;
-								}
-								if (usedExport.length === 0) {
-									if (exportsInfo.setUsedInUnknownWay(runtime)) {
-										queue.enqueue(module, runtime);
-									}
-								} else {
-									let currentExportsInfo = exportsInfo;
-									for (let i = 0; i < usedExport.length; i++) {
-										const exportInfo = currentExportsInfo.getExportInfo(
-											usedExport[i]
-										);
-										if (canMangle === false) {
-											exportInfo.canMangleUse = false;
-										}
-										const lastOne = i === usedExport.length - 1;
-										if (!lastOne) {
-											const nestedInfo = exportInfo.getNestedExportsInfo();
-											if (nestedInfo) {
-												if (
-													exportInfo.setUsedConditionally(
-														used => used === UsageState.Unused,
-														UsageState.OnlyPropertiesUsed,
-														runtime
-													)
-												) {
-													const currentModule =
-														currentExportsInfo === exportsInfo
-															? module
-															: exportInfoToModuleMap.get(currentExportsInfo);
-													if (currentModule) {
-														queue.enqueue(currentModule, runtime);
-													}
-												}
-												currentExportsInfo = nestedInfo;
-												continue;
-											}
-										}
-										if (
-											exportInfo.setUsedConditionally(
-												v => v !== UsageState.Used,
-												UsageState.Used,
-												runtime
-											)
-										) {
-											const currentModule =
-												currentExportsInfo === exportsInfo
-													? module
-													: exportInfoToModuleMap.get(currentExportsInfo);
-											if (currentModule) {
-												queue.enqueue(currentModule, runtime);
-											}
-										}
-										break;
-									}
-								}
-							}
-						} else {
-							// for a module without side effects we stop tracking usage here when no export is used
-							// This module won't be evaluated in this case
-							// TODO webpack 6 remove this check
-							if (
-								!forceSideEffects &&
-								module.factoryMeta !== undefined &&
-								module.factoryMeta.sideEffectFree
-							) {
-								return;
-							}
-							if (exportsInfo.setUsedForSideEffectsOnly(runtime)) {
-								queue.enqueue(module, runtime);
-							}
-						}
-					};
-
-					/**
-					 * @param {DependenciesBlock} module the module
-					 * @param {RuntimeSpec} runtime part of which runtime
-					 * @param {boolean} forceSideEffects always apply side effects
-					 * @returns {void}
-					 */
-					const processModule = (module, runtime, forceSideEffects) => {
-						/** @type {Map<Module, (string[] | ReferencedExport)[] | Map<string, string[] | ReferencedExport>>} */
-						const map = new Map();
-
-						/** @type {ArrayQueue<DependenciesBlock>} */
-						const queue = new ArrayQueue();
-						queue.enqueue(module);
-						for (;;) {
-							const block = queue.dequeue();
-							if (block === undefined) break;
-							for (const b of block.blocks) {
-								if (
-									!this.global &&
-									b.groupOptions &&
-									b.groupOptions.entryOptions
-								) {
-									processModule(
-										b,
-										b.groupOptions.entryOptions.runtime || undefined,
-										true
-									);
-								} else {
-									queue.enqueue(b);
-								}
-							}
-							for (const dep of block.dependencies) {
-								const connection = moduleGraph.getConnection(dep);
-								if (!connection || !connection.module) {
-									continue;
-								}
-								const activeState = connection.getActiveState(runtime);
-								if (activeState === false) continue;
-								const { module } = connection;
-								if (activeState === ModuleGraphConnection.TRANSITIVE_ONLY) {
-									processModule(module, runtime, false);
-									continue;
-								}
-								const oldReferencedExports = map.get(module);
-								if (oldReferencedExports === EXPORTS_OBJECT_REFERENCED) {
-									continue;
-								}
-								const referencedExports =
-									compilation.getDependencyReferencedExports(dep, runtime);
-								if (
-									oldReferencedExports === undefined ||
-									oldReferencedExports === NO_EXPORTS_REFERENCED ||
-									referencedExports === EXPORTS_OBJECT_REFERENCED
-								) {
-									map.set(module, referencedExports);
-								} else if (
-									oldReferencedExports !== undefined &&
-									referencedExports === NO_EXPORTS_REFERENCED
-								) {
-									continue;
-								} else {
-									let exportsMap;
-									if (Array.isArray(oldReferencedExports)) {
-										exportsMap = new Map();
-										for (const item of oldReferencedExports) {
-											if (Array.isArray(item)) {
-												exportsMap.set(item.join("\n"), item);
-											} else {
-												exportsMap.set(item.name.join("\n"), item);
-											}
-										}
-										map.set(module, exportsMap);
-									} else {
-										exportsMap = oldReferencedExports;
-									}
-									for (const item of referencedExports) {
-										if (Array.isArray(item)) {
-											const key = item.join("\n");
-											const oldItem = exportsMap.get(key);
-											if (oldItem === undefined) {
-												exportsMap.set(key, item);
-											}
-											// if oldItem is already an array we have to do nothing
-											// if oldItem is an ReferencedExport object, we don't have to do anything
-											// as canMangle defaults to true for arrays
-										} else {
-											const key = item.name.join("\n");
-											const oldItem = exportsMap.get(key);
-											if (oldItem === undefined || Array.isArray(oldItem)) {
-												exportsMap.set(key, item);
-											} else {
-												exportsMap.set(key, {
-													name: item.name,
-													canMangle: item.canMangle && oldItem.canMangle
-												});
-											}
-										}
-									}
-								}
-							}
-						}
-
-						for (const [module, referencedExports] of map) {
-							if (Array.isArray(referencedExports)) {
-								processReferencedModule(
-									module,
-									referencedExports,
-									runtime,
-									forceSideEffects
-								);
-							} else {
-								processReferencedModule(
-									module,
-									Array.from(referencedExports.values()),
-									runtime,
-									forceSideEffects
-								);
-							}
-						}
-					};
-
-					logger.time("initialize exports usage");
-					for (const module of modules) {
-						const exportsInfo = moduleGraph.getExportsInfo(module);
-						exportInfoToModuleMap.set(exportsInfo, module);
-						exportsInfo.setHasUseInfo();
-					}
-					logger.timeEnd("initialize exports usage");
-
-					logger.time("trace exports usage in graph");
-
-					/**
-					 * @param {Dependency} dep dependency
-					 * @param {RuntimeSpec} runtime runtime
-					 */
-					const processEntryDependency = (dep, runtime) => {
-						const module = moduleGraph.getModule(dep);
-						if (module) {
-							processReferencedModule(
-								module,
-								NO_EXPORTS_REFERENCED,
-								runtime,
-								true
-							);
-						}
-					};
-					/** @type {RuntimeSpec} */
-					let globalRuntime = undefined;
-					for (const [
-						entryName,
-						{ dependencies: deps, includeDependencies: includeDeps, options }
-					] of compilation.entries) {
-						const runtime = this.global
-							? undefined
-							: getEntryRuntime(compilation, entryName, options);
-						for (const dep of deps) {
-							processEntryDependency(dep, runtime);
-						}
-						for (const dep of includeDeps) {
-							processEntryDependency(dep, runtime);
-						}
-						globalRuntime = mergeRuntimeOwned(globalRuntime, runtime);
-					}
-					for (const dep of compilation.globalEntry.dependencies) {
-						processEntryDependency(dep, globalRuntime);
-					}
-					for (const dep of compilation.globalEntry.includeDependencies) {
-						processEntryDependency(dep, globalRuntime);
-					}
-
-					while (queue.length) {
-						const [module, runtime] = /** @type {[Module, RuntimeSpec]} */ (
-							queue.dequeue()
-						);
-						processModule(module, runtime, false);
-					}
-					logger.timeEnd("trace exports usage in graph");
-				}
-			);
-		});
-	}
-}
-
-module.exports = FlagDependencyUsagePlugin;