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Aditya94A/webpack.config.js

Created October 11, 2017 15:23
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  1. Aditya94A created this gist Oct 11, 2017.
    79 changes: 79 additions & 0 deletions webpack.config.js
    View file
    Original file line number Diff line number Diff line change
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    const fs = require('fs');
    const path = require('path');
    const webpack = require('webpack');

    const isProduction = process.env.NODE_ENV === 'production';

    const CURRENT_WORKING_DIR = process.cwd();

    const PATHS = {
    app: path.resolve(CURRENT_WORKING_DIR),
    assets: path.resolve(CURRENT_WORKING_DIR, 'public', 'assets'),
    compiled: path.resolve(CURRENT_WORKING_DIR, 'compiled'),
    public: '/assets/',
    modules: path.resolve(CURRENT_WORKING_DIR, 'node_modules'),
    };

    const node = { __dirname: true, __filename: true };

    const externals = fs
    .readdirSync('node_modules')
    .filter(x => ['.bin'].indexOf(x) === -1)
    .reduce((acc, cur) => Object.assign(acc, { [cur]: `commonjs ${cur}` }), {});

    const resolve = {
    modules: [PATHS.app, PATHS.modules],
    extensions: ['.js', '.jsx', '.css'],
    };

    const bannerOptions = {
    raw: true,
    banner: 'require("source-map-support").install();',
    };
    const compileTimeConstantForMinification = {
    __PRODUCTION__: JSON.stringify(isProduction),
    };

    const developmentPlugins = [
    new webpack.EnvironmentPlugin(['NODE_ENV']),
    new webpack.DefinePlugin(compileTimeConstantForMinification),
    new webpack.BannerPlugin(bannerOptions),
    ];

    const productionPlugins = [
    ...developmentPlugins,
    new webpack.optimize.UglifyJsPlugin({ compress: { warnings: false } }),
    ];

    const plugins = isProduction ? productionPlugins : developmentPlugins;

    const config = {
    devtool: 'sourcemap',
    context: PATHS.app,
    entry: { server: 'server/server.js' },
    target: 'node',
    node,
    externals,
    output: {
    path: PATHS.compiled,
    filename: isProduction ? '[name].js' : '[name].dev.js',
    publicPath: PATHS.public,
    libraryTarget: 'commonjs2',
    },
    module: {
    rules: [
    {
    test: /\.js$|\.jsx$/,
    loader: 'babel-loader',
    options: {
    presets: ['es2015', 'stage-0'],
    },
    exclude: PATHS.modules,
    },
    ],
    },
    resolve,
    plugins,
    };

    module.exports = config;