webpack.config.js
/* global __dirname, require, module*/
const webpack = require('webpack');
const UglifyJsPlugin = webpack.optimize.UglifyJsPlugin;
const path = require('path');
const env = require('yargs').argv.env; // use --env with webpack 2
let libraryName = 'yars';
let plugins = [], outputFile;
if (env === 'build') {
plugins.push(new UglifyJsPlugin({ minimize: true }));
outputFile = libraryName + '.min.js';
} else {
outputFile = libraryName + '.js';
}
const config = {
entry: __dirname + '/index.js',
devtool: 'source-map',
output: {
path: __dirname + '/dist',
filename: outputFile,
library: libraryName,
libraryTarget: 'umd',
umdNamedDefine: true
},
module: {
rules: [
{
test: /(\.jsx|\.js)$/,
loader: 'babel-loader',
options: {
cacheDirectory: true,
presets: ['react', 'env']
},
exclude: /(node_modules|bower_components)/
},
{
test: /(\.jsx|\.js)$/,
loader: 'eslint-loader',
exclude: /node_modules/
}
]
},
resolve: {
modules: [path.resolve('./node_modules'), path.resolve('./')],
extensions: ['.json', '.js']
},
plugins: plugins
};
module.exports = config;