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'use strict';
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var path = require('path');
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var webpack = require('webpack');
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var StatsPlugin = require('stats-webpack-plugin');
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// must match config.webpack.dev_server.port
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var devServerPort = 3808;
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// set TARGETNODE_ENV=production on the environment to add asset fingerprints
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var production = process.env.RAILS_ENV === 'production' || process.env.NODE_ENV === 'production';
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var config = {
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entry: {
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// Sources are expected to live in $app_root/webpack
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'bundle': './webpack/assets/javascripts/bundle.js'
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},
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output: {
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// Build assets directly in to public/webpack/, let webpack know
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// that all webpacked assets start with webpack/
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// must match config.webpack.output_dir
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path: path.join(__dirname, '..', 'public', 'webpack'),
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publicPath: '/webpack/',
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filename: production ? '[name]-[chunkhash].js' : '[name].js'
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},
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resolve: {
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extensions: ['', '.js'],
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root: path.join(__dirname, '..', 'webpack')
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},
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module: {
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loaders: [
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{
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test: /\.js$/,
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exclude: /node_modules/,
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loader: "babel-loader",
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query: {
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presets: ['es2015']
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}
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}
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],
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},
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plugins: [
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// must match config.webpack.manifest_filename
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new StatsPlugin('manifest.json', {
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// We only need assetsByChunkName
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chunkModules: false,
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source: false,
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chunks: false,
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modules: false,
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assets: true
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}),
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new webpack.ProvidePlugin({
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$: 'jquery',
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jQuery: 'jquery',
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})
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]
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};
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if (production) {
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config.plugins.push(
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new webpack.NoErrorsPlugin(),
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new webpack.optimize.UglifyJsPlugin({
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compressor: { warnings: false },
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sourceMap: false
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}),
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new webpack.DefinePlugin({
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'process.env': { NODE_ENV: JSON.stringify('production') }
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}),
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new webpack.optimize.DedupePlugin(),
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new webpack.optimize.OccurenceOrderPlugin()
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);
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} else {
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config.devServer = {
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port: devServerPort,
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headers: { 'Access-Control-Allow-Origin': '*' }
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};
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config.output.publicPath = '//0.0.0.0:' + devServerPort + '/webpack/';
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// Source maps
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config.devtool = 'cheap-module-eval-source-map';
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}
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module.exports = config;
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