Error with webpack and webpack-sources

package.json

{
	"name": "test-case-webpack",
	"scripts": {
		"clean": "rimraf ./dist/*",
		"server": "webpack-dev-server",
		"server:test": "webpack-dev-server --config webpack.config.production.js --env.phase test",
		"build:dev": "npm run clean && webpack -d --progress ",
		"build:test":
			"npm run clean && webpack --config webpack.config.production.js --progress --env.phase test --env.stats true",
		"build:prod":
			"npm run clean && webpack --config webpack.config.production.js --progress --env.phase prod"
	},
	"devDependencies": {
		"async": "~2.1.2",
		"babili-webpack-plugin": "^0.1.2",
		"breakpoint-sass": "^2.7.1",
		"chunk-manifest-webpack-plugin": "^1.1.1",
		"compression-webpack-plugin": "^1.0.0",
		"copy-webpack-plugin": "^4.0.1",
		"critical": "~0.8.0",
		"css-entry-webpack-plugin": "^1.0.0-beta.4",
		"css-loader": "^0.28.4",
		"del": "~2.2.2",
		"extract-text-webpack-plugin": "^3.0.0",
		"fast-sass-loader": "^1.2.5",
		"favicons-webpack-plugin": "0.0.7",
		"file-loader": "^0.11.2",
		"glob-all": "^3.1.0",
		"gulp": "github:gulpjs/gulp#4.0",
		"gulp-notify": "~2.2.0",
		"gulp-open": "~2.0.0",
		"gulp-plumber": "~1.1.0",
		"gulp-robots": "~2.0.4",
		"gulp-sitemap": "~4.2.0",
		"gulp-ttf2woff": "~1.1.0",
		"gulp-util": "~3.0.7",
		"html-webpack-exclude-assets-plugin": "0.0.5",
		"html-webpack-include-assets-plugin": "0.0.7",
		"html-webpack-plugin": "^2.29.0",
		"i": "^0.3.5",
		"image-webpack-loader": "^3.3.1",
		"imagemin-mozjpeg": "~6.0.0",
		"jshint": "~2.9.4",
		"node-sass": "^4.5.3",
		"postcss-loader": "^2.0.6",
		"preload-webpack-plugin": "^1.2.2",
		"purify-css": "^1.2.5",
		"purifycss-webpack": "^0.7.0",
		"react-hot-loader": "^3.0.0-beta.7",
		"react-wastage-monitor": "^0.2.3",
		"rimraf": "^2.6.1",
		"sass-loader": "^6.0.6",
		"style-loader": "^0.18.2",
		"through2": "~2.0.1",
		"vinyl-ftp": "~0.5.0",
		"webpack": "^3.3.0",
		"webpack-bundle-analyzer": "^2.8.3",
		"webpack-chunk-hash": "^0.4.0",
		"webpack-dashboard": "^0.4.0",
		"webpack-dev-server": "^2.6.1",
		"webpack-extraneous-file-cleanup-plugin": "^1.0.3",
		"webpack-manifest-plugin": "^1.2.1",
    "webpack-pwa-manifest": "^3.2.0",
    "webpack-sources": "1.0.1",
		"why-did-you-update": "0.0.8",
		"yargs": "~6.3.0"
	}
}

webpack.config.js

const webpack = require("webpack");
const path = require("path");

const HtmlWebpackPlugin = require("html-webpack-plugin");

module.exports = {
	devtool: "eval",

	context: path.resolve(__dirname, "src"),

	entry: {
		app: ["babel-polyfill", "react-hot-loader/patch", "./js/index.js"],
		styles: "./styles/global.scss"
	},

	output: {
		path: path.resolve(__dirname, "dist"),
		publicPath: "/",
		filename: "[name].js"
	},

	module: {
		rules: [
			{
				test: /\.scss$/,
				include: [
					path.join(__dirname, "src/styles/")
				],
				use: ["style-loader", "css-loader", "fast-sass-loader"]
			},

			{
				test: /\.js$/,
				include: [
					path.join(__dirname, "src/js/")
				],
				use: [
					"react-hot-loader/webpack",
					{
						loader: "babel-loader",
						options: {
							presets: ["es2015", "stage-0", "react"]
						}
					}
				]
			},

			{
				test: /\.(jpe?g|png|gif|svg)$/i,
				use: [
					{
						loader: "file-loader",
						query: {
							name: "[path][name]-[hash:4].[ext]",
							outputPath: "/",
							publicPath: ""
						}
					},
					"image-webpack-loader"
				]
			},

			{
				test: /\.(woff|woff2|eot|ttf|otf)$/,
				use: [
					{
						loader: "file-loader",
						query: {
							name: "[path][name]-[hash:4].[ext]",
							outputPath: "/",
							publicPath: ""
						}
					}
				]
			}
		]
	},

	devServer: {
		contentBase: path.join(__dirname, "dist"),
		publicPath: "/",
		compress: true,
		hot: true,
		stats: "minimal",
		open: true,
		historyApiFallback: true,
		port: 8081,
		openPage: "" // <- workaround for dev-server bug (https://github.com/webpack/webpack-dev-server/issues/960)
	},

	plugins: [
		new HtmlWebpackPlugin({
			title: "Wizer",
			hash: true,
			cache: true,
			template: "index.ejs"
		}),

		new webpack.HotModuleReplacementPlugin(),

		new webpack.NamedModulesPlugin(),

		new webpack.NoEmitOnErrorsPlugin(),

		new webpack.optimize.CommonsChunkPlugin({
			name: "vendor",
			filename: "vendor.js",
			minChunks(module, count) {
				const context = module.context;
				return context && context.indexOf("node_modules") >= 0;
			}
		})
	]
};

webpack.config.production.js

const webpack = require("webpack");
const path = require("path");
const glob = require("glob");
const globAll = require("glob-all");

const BundleAnalyzerPlugin = require("webpack-bundle-analyzer").BundleAnalyzerPlugin;
const HtmlWebpackPlugin = require("html-webpack-plugin");
const ExtractTextPlugin = require("extract-text-webpack-plugin");
const WebpackChunkHash = require("webpack-chunk-hash");
const ManifestPlugin = require("webpack-manifest-plugin");
const PreloadWebpackPlugin = require("preload-webpack-plugin");
const BabiliPlugin = require("babili-webpack-plugin");
const HtmlWebpackExcludeAssetsPlugin = require("html-webpack-exclude-assets-plugin");
const FaviconsWebpackPlugin = require("favicons-webpack-plugin");
const CompressionPlugin = require("compression-webpack-plugin");
const CopyWebpackPlugin = require("copy-webpack-plugin");
const WebpackPwaManifest = require("webpack-pwa-manifest");

module.exports = env => ({
	devtool: "source-map",

	context: path.resolve(__dirname, "src"),

	entry: {
		app: ["babel-polyfill", "./js/index.js"],

		styles: "./styles/global.scss"
	},

	output: {
		path: path.resolve(__dirname, "dist"),
		publicPath: "/",
		filename: "[name].[chunkhash].js",
		chunkFilename: "[name].[chunkhash].js",
		sourceMapFilename: "[name].[chunkhash].map"
	},

	module: {
		rules: [
			{
				test: /\.scss$/,
				use: ExtractTextPlugin.extract({
					fallback: "style-loader",
					use: [
						{
							loader: "css-loader",
							options: {
								localIdentName: "[hash:base64:5]",
								minimize: true,
								sourceMap: true
							}
						},
						{
							loader: "postcss-loader",
							options: {
								sourceMap: true,
								plugins: loader => [
									require("autoprefixer")({
										browsers: [">1%", "last 4 versions", "Firefox ESR", "not ie < 9"],
										flexbox: "no-2009"
									})
								]
							}
						},
						{
							loader: "sass-loader",
							options: {
								outputStyle: "collapsed",
								sourceMap: true,
								includePaths: [path.resolve(__dirname, "src", "styles")]
							}
						}
					],
					publicPath: "/dist"
				})
			},

			{
				test: /\.js$/,
				include: [
					path.join(__dirname, "src/js/")
				],
				use: [
					{
						loader: "babel-loader",
						options: {
							presets: [
								[
									"env",
									{
										targets: {
											browsers: [">1%", "last 4 versions", "Firefox ESR", "not ie < 9"]
										}
									}
								],
								"stage-0",
								"react"
							],
							plugins: [
								"lodash",
								[
									"transform-imports",
									{
										"redux-form": {
											transform: "redux-form/es/${member}",
											preventFullImport: true
										}
									}
								],
								"transform-object-rest-spread",
								"transform-react-remove-prop-types"
							]
						}
					}
				]
			},

			{
				test: /\.(jpe?g|png|gif|svg)$/i,
				use: [
					{
						loader: "file-loader",
						query: {
							name: "[path][name]-[hash:4].[ext]",
							outputPath: "/",
							publicPath: ""
						}
					},
					{
						loader: "image-webpack-loader",
						query: {
							optipng: {
								optimizationLevel: 7
							},
							gifsicle: {
								interlaced: true
							},
							mozjpeg: {
								progressive: true
							}
						}
					}
				]
			},

			{
				test: /\.(woff|woff2|eot|ttf|otf)$/,
				use: [
					{
						loader: "file-loader",
						query: {
							name: "[path][name]-[hash:4].[ext]",
							outputPath: "/",
							publicPath: ""
						}
					}
				]
			}
		]
	},

	resolve: {
		modules: ["js", path.join(__dirname, "node_modules"), "node_modules"]
	},

	devServer: {
		contentBase: path.join(__dirname, "dist"),
		publicPath: "/",
		compress: true,
		stats: "minimal",
		open: true,
		historyApiFallback: true,
		openPage: "" // <- workaround for dev-server bug (https://github.com/webpack/webpack-dev-server/issues/960)
	},

	plugins: [
		new BundleAnalyzerPlugin({
			analyzerMode: "static",
			analyzerHost: "127.0.0.1",
			analyzerPort: 8888,
			defaultSizes: "parsed",
			openAnalyzer: env.stats,
			generateStatsFile: false,
			statsOptions: null,
			logLevel: "info"
		}),

		new webpack.DefinePlugin({
			"process.env": {
				NODE_ENV: JSON.stringify("production"),
				isTest: env.phase === "test"
			}
		}),

		new webpack.LoaderOptionsPlugin({
			minimize: true,
			debug: false
		}),

		new HtmlWebpackPlugin({
			title: "Wizer",
			hash: false,
			production: true,
			minify: {
				removeComments: true,
				collapseWhitespace: true,
				removeRedundantAttributes: true,
				useShortDoctype: true,
				removeEmptyAttributes: true,
				removeStyleLinkTypeAttributes: true,
				keepClosingSlash: true,
				minifyJS: true,
				minifyCSS: true,
				minifyURLs: true
			},
			template: "index.ejs",
			excludeAssets: [/styles.*.js/]
		}),

		new HtmlWebpackExcludeAssetsPlugin(),

		new ExtractTextPlugin({
			filename: "[name].[contenthash].css",
			disable: false,
			allChunks: true
		}),

		new webpack.optimize.UglifyJsPlugin({
			sourceMap: true,
			compress: {
				warnings: false,
				screw_ie8: true,
				conditionals: true,
				unused: true,
				comparisons: true,
				sequences: true,
				dead_code: true,
				evaluate: true,
				if_return: true,
				join_vars: true
			}
		}),

		new BabiliPlugin(),

		new webpack.ContextReplacementPlugin(/moment[\/\\]locale$/, /be/),

		new webpack.optimize.CommonsChunkPlugin({
			name: "vendor",
			filename: "vendor.[chunkhash].js",
			minChunks(module, count) {
				const context = module.context;
				return context && context.indexOf("node_modules") >= 0;
			}
		}),

		new CompressionPlugin({
			asset: "[path].gz[query]",
			algorithm: "gzip",
			test: /\.(js|css)$/
		}),

		new webpack.optimize.ModuleConcatenationPlugin(),

		new webpack.HashedModuleIdsPlugin(),

		new WebpackChunkHash(),

		new ManifestPlugin({
			fileName: "manifest.json"
		}),

		new PreloadWebpackPlugin({
			rel: "preload",
			as: "script",
			include: "all",
			fileBlacklist: [/styles.*.js/, /\.map/]
		}),

		new CopyWebpackPlugin([{ from: "./.htaccess" }]),

		new FaviconsWebpackPlugin({
			logo: "../src/assets/icons/base.png",
			prefix: "assets/icons/[hash]-",
			title: "Wizer Dashboard",
			background: "transparent",
			inject: true,
			persistentCache: false,
			emitStats: false,
			icons: {
				android: false,
				appleIcon: { background: "#fff" },
				appleStartup: { offset: 25 },
				coast: false,
				favicons: true,
				firefox: true,
				opengraph: true,
				twitter: true,
				yandex: false,
				windows: false
			}
		}),

		new WebpackPwaManifest({
			name: "Wizer Dashboard",
			short_name: "Wizer Dashboard",
			description: "Wizer dashboard for collected feedback and settings",
			theme_color: "#8BCBDA",
			"theme-color": "#8BCBDA",
			background_color: "#ffffff",
			start_url: "/",
			display: "standalone",
			orientation: "portrait",
			ios: {
				"apple-mobile-web-app-title": "Wizer Dashboard",
				"apple-mobile-web-app-status-bar-style": "#8BCBDA"
			},
			fingerprints: true,
			inject: true,
			icons: [
				{
					src: path.resolve("src/assets/icons/android.png"),
					sizes: [96, 128, 192, 256, 384, 512],
					destination: path.join("assets", "icons")
				}
			]
		})
	]
});