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app_vue/node_modules/webpack/lib/node/NodeEnvironmentPlugin.js

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+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const CachedInputFileSystem = require("enhanced-resolve").CachedInputFileSystem;
+const fs = require("graceful-fs");
+const createConsoleLogger = require("../logging/createConsoleLogger");
+const NodeWatchFileSystem = require("./NodeWatchFileSystem");
+const nodeConsole = require("./nodeConsole");
+
+/** @typedef {import("../../declarations/WebpackOptions").InfrastructureLogging} InfrastructureLogging */
+/** @typedef {import("../Compiler")} Compiler */
+/** @typedef {import("../util/fs").InputFileSystem} InputFileSystem */
+
+/**
+ * @typedef {object} NodeEnvironmentPluginOptions
+ * @property {InfrastructureLogging} infrastructureLogging infrastructure logging options
+ */
+
+const PLUGIN_NAME = "NodeEnvironmentPlugin";
+
+class NodeEnvironmentPlugin {
+	/**
+	 * @param {NodeEnvironmentPluginOptions} options options
+	 */
+	constructor(options) {
+		this.options = options;
+	}
+
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		const { infrastructureLogging } = this.options;
+		compiler.infrastructureLogger = createConsoleLogger({
+			level: infrastructureLogging.level || "info",
+			debug: infrastructureLogging.debug || false,
+			console:
+				infrastructureLogging.console ||
+				nodeConsole({
+					colors: infrastructureLogging.colors,
+					appendOnly: infrastructureLogging.appendOnly,
+					stream:
+						/** @type {NodeJS.WritableStream} */
+						(infrastructureLogging.stream)
+				})
+		});
+		compiler.inputFileSystem = new CachedInputFileSystem(fs, 60000);
+		const inputFileSystem =
+			/** @type {InputFileSystem} */
+			(compiler.inputFileSystem);
+		compiler.outputFileSystem = fs;
+		compiler.intermediateFileSystem = fs;
+		compiler.watchFileSystem = new NodeWatchFileSystem(inputFileSystem);
+		compiler.hooks.beforeRun.tap(PLUGIN_NAME, compiler => {
+			if (
+				compiler.inputFileSystem === inputFileSystem &&
+				inputFileSystem.purge
+			) {
+				compiler.fsStartTime = Date.now();
+				inputFileSystem.purge();
+			}
+		});
+	}
+}
+
+module.exports = NodeEnvironmentPlugin;