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83 lines
2.9 KiB
83 lines
2.9 KiB
// For info about this file refer to webpack and webpack-hot-middleware documentation
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// Rather than having hard coded webpack.config.js for each environment, this
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// file generates a webpack config for the environment passed to the getConfig method.
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import webpack from 'webpack';
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import path from 'path';
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import ExtractTextPlugin from 'extract-text-webpack-plugin';
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const developmentEnvironment = 'development' ;
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const productionEnvironment = 'production';
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const testEnvironment = 'test';
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const getPlugins = function (env) {
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const GLOBALS = {
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'process.env.NODE_ENV': JSON.stringify(env),
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__DEV__: env === developmentEnvironment
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};
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const plugins = [
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new webpack.optimize.OccurenceOrderPlugin(),
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new webpack.DefinePlugin(GLOBALS) //Tells React to build in prod mode. https://facebook.github.io/react/downloads.html
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];
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switch (env) {
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case productionEnvironment:
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plugins.push(new ExtractTextPlugin('styles.css'));
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plugins.push(new webpack.optimize.DedupePlugin());
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plugins.push(new webpack.optimize.UglifyJsPlugin());
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break;
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case developmentEnvironment:
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plugins.push(new webpack.HotModuleReplacementPlugin());
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plugins.push(new webpack.NoErrorsPlugin());
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break;
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}
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return plugins;
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};
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const getEntry = function (env) {
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const entry = [];
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if (env === developmentEnvironment ) { // only want hot reloading when in dev.
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entry.push('webpack-hot-middleware/client');
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}
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entry.push('./src/index');
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return entry;
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};
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const getLoaders = function (env) {
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const loaders = [{ test: /\.js$/, include: path.join(__dirname, 'src'), loaders: ['babel', 'eslint'] }];
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if (env === productionEnvironment ) {
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// generate separate physical stylesheet for production build using ExtractTextPlugin. This provides separate caching and avoids a flash of unstyled content on load.
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loaders.push({test: /(\.css|\.scss)$/, loader: ExtractTextPlugin.extract("css?sourceMap!sass?sourceMap")});
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} else {
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loaders.push({test: /(\.css|\.scss)$/, loaders: ['style', 'css?sourceMap', 'sass?sourceMap']});
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}
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return loaders;
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};
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function getConfig(env) {
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return {
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debug: true,
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devtool: env === productionEnvironment ? 'source-map' : 'cheap-module-eval-source-map', // more info:https://webpack.github.io/docs/build-performance.html#sourcemaps and https://webpack.github.io/docs/configuration.html#devtool
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noInfo: true, // set to false to see a list of every file being bundled.
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entry: getEntry(env),
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target: env === testEnvironment ? 'node' : 'web', // necessary per https://webpack.github.io/docs/testing.html#compile-and-test
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output: {
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path: __dirname + '/dist', // Note: Physical files are only output by the production build task `npm run build`.
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publicPath: '',
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filename: 'bundle.js'
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},
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plugins: getPlugins(env),
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module: {
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loaders: getLoaders(env)
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}
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};
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}
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export default getConfig;
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