firefly-iii/webpack.mix.js

let mix = require('laravel-mix');

/*
 |--------------------------------------------------------------------------
 | Mix Asset Management
 |--------------------------------------------------------------------------
 |
 | Mix provides a clean, fluent API for defining some Webpack build steps
 | for your Laravel application. By default, we are compiling the Sass
 | file for the application as well as bundling up all the JS files.
 |
 */

const WebpackShellPlugin = require('webpack-shell-plugin');

// Add shell command plugin configured to create JavaScript language file
mix.webpackConfig({
                      plugins:
                          [
                              new WebpackShellPlugin({onBuildStart:['php artisan lang:js resources/assets/js/messages.js --no-lib --quiet'], onBuildEnd:[]})
                          ]
                  });


mix.js('resources/assets/js/app.js', 'public/js')
   .sass('resources/assets/sass/app.scss', 'public/css');