From bbff7403fbf46f9ad92240ac213df8d30ef31b64 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Thu, 20 Sep 2018 02:56:13 +0200
Subject: update packages

---
 node_modules/webpack/lib/EnvironmentPlugin.js | 122 +++++++++++++++-----------
 1 file changed, 72 insertions(+), 50 deletions(-)

(limited to 'node_modules/webpack/lib/EnvironmentPlugin.js')

diff --git a/node_modules/webpack/lib/EnvironmentPlugin.js b/node_modules/webpack/lib/EnvironmentPlugin.js
index 3f03fabdf..c9fafaa8a 100644
--- a/node_modules/webpack/lib/EnvironmentPlugin.js
+++ b/node_modules/webpack/lib/EnvironmentPlugin.js
@@ -1,50 +1,72 @@
-/*
-	MIT License http://www.opensource.org/licenses/mit-license.php
-	Authors Simen Brekken @simenbrekken, Einar Löve @einarlove
-*/
-
-"use strict";
-
-const DefinePlugin = require("./DefinePlugin");
-
-class EnvironmentPlugin {
-	constructor(keys) {
-		if(Array.isArray(keys)) {
-			this.keys = keys;
-			this.defaultValues = {};
-		} else if(keys && typeof keys === "object") {
-			this.keys = Object.keys(keys);
-			this.defaultValues = keys;
-		} else {
-			this.keys = Array.prototype.slice.call(arguments);
-			this.defaultValues = {};
-		}
-	}
-
-	apply(compiler) {
-		const definitions = this.keys.reduce((defs, key) => {
-			const value = process.env[key] !== undefined ? process.env[key] : this.defaultValues[key];
-
-			if(value === undefined) {
-				compiler.plugin("this-compilation", compilation => {
-					const error = new Error(
-						`EnvironmentPlugin - ${key} environment variable is undefined.\n\n` +
-						"You can pass an object with default values to suppress this warning.\n" +
-						"See https://webpack.js.org/plugins/environment-plugin for example."
-					);
-
-					error.name = "EnvVariableNotDefinedError";
-					compilation.warnings.push(error);
-				});
-			}
-
-			defs[`process.env.${key}`] = typeof value === "undefined" ? "undefined" : JSON.stringify(value);
-
-			return defs;
-		}, {});
-
-		compiler.apply(new DefinePlugin(definitions));
-	}
-}
-
-module.exports = EnvironmentPlugin;
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Authors Simen Brekken @simenbrekken, Einar Löve @einarlove
+*/
+
+"use strict";
+
+/** @typedef {import("./Compiler")} Compiler */
+
+const WebpackError = require("./WebpackError");
+const DefinePlugin = require("./DefinePlugin");
+
+const needsEnvVarFix =
+	["8", "9"].indexOf(process.versions.node.split(".")[0]) >= 0 &&
+	process.platform === "win32";
+
+class EnvironmentPlugin {
+	constructor(...keys) {
+		if (keys.length === 1 && Array.isArray(keys[0])) {
+			this.keys = keys[0];
+			this.defaultValues = {};
+		} else if (keys.length === 1 && keys[0] && typeof keys[0] === "object") {
+			this.keys = Object.keys(keys[0]);
+			this.defaultValues = keys[0];
+		} else {
+			this.keys = keys;
+			this.defaultValues = {};
+		}
+	}
+
+	/**
+	 * @param {Compiler} compiler webpack compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		const definitions = this.keys.reduce((defs, key) => {
+			// TODO remove once the fix has made its way into Node 8.
+			// Work around https://github.com/nodejs/node/pull/18463,
+			// affecting Node 8 & 9 by performing an OS-level
+			// operation that always succeeds before reading
+			// environment variables:
+			if (needsEnvVarFix) require("os").cpus();
+
+			const value =
+				process.env[key] !== undefined
+					? process.env[key]
+					: this.defaultValues[key];
+
+			if (value === undefined) {
+				compiler.hooks.thisCompilation.tap("EnvironmentPlugin", compilation => {
+					const error = new WebpackError(
+						`EnvironmentPlugin - ${key} environment variable is undefined.\n\n` +
+							"You can pass an object with default values to suppress this warning.\n" +
+							"See https://webpack.js.org/plugins/environment-plugin for example."
+					);
+
+					error.name = "EnvVariableNotDefinedError";
+					compilation.warnings.push(error);
+				});
+			}
+
+			defs[`process.env.${key}`] =
+				value === undefined ? "undefined" : JSON.stringify(value);
+
+			return defs;
+		}, {});
+
+		new DefinePlugin(definitions).apply(compiler);
+	}
+}
+
+module.exports = EnvironmentPlugin;
-- 
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