FlagEntryExportAsUsedPlugin.js
66f34df107aaissn4frontend

FlagEntryExportAsUsedPlugin.js
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			/*
			MIT License http://www.opensource.org/licenses/mit-license.php
			Author Tobias Koppers @sokra
			*/

			"use strict";

			const { getEntryRuntime } = require("./util/runtime");

			/** @typedef {import("./Compiler")} Compiler */

			class FlagEntryExportAsUsedPlugin {
			constructor(nsObjectUsed, explanation) {
			this.nsObjectUsed = nsObjectUsed;
			this.explanation = explanation;
			}

			/**
			* Apply the plugin
			* @param {Compiler} compiler the compiler instance
			* @returns {void}
			*/
			apply(compiler) {
			compiler.hooks.thisCompilation.tap(
			"FlagEntryExportAsUsedPlugin",
			compilation => {
			const moduleGraph = compilation.moduleGraph;
			compilation.hooks.seal.tap("FlagEntryExportAsUsedPlugin", () => {
			for (const [
			entryName,
			{ dependencies: deps, options }
			] of compilation.entries) {
			const runtime = getEntryRuntime(compilation, entryName, options);
			for (const dep of deps) {
			const module = moduleGraph.getModule(dep);
			if (module) {
			const exportsInfo = moduleGraph.getExportsInfo(module);
			if (this.nsObjectUsed) {
			exportsInfo.setUsedInUnknownWay(runtime);
			} else {
			exportsInfo.setAllKnownExportsUsed(runtime);
			}
			moduleGraph.addExtraReason(module, this.explanation);
			}
			}
			}
			});
			}
			);
			}
			}

			module.exports = FlagEntryExportAsUsedPlugin;