webpack.mix.js

const 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 env = process.env.NODE_ENV


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

if (env == "prod" || env == "production") {
    mix.version();
}

mix.webpackConfig({
    devtool: 'source-map',
    resolve: {
        alias: {
            '@': __dirname + '/resources/js'
        },
    },
})


Mix.listen('configReady', (webpackConfig) => {
    if (Mix.isUsing('hmr')) {
        // Remove leading '/' from entry keys
        webpackConfig.entry = Object.keys(webpackConfig.entry).reduce((entries, entry) => {
            entries[entry.replace(/^\//, '')] = webpackConfig.entry[entry];
            return entries;
        }, {});

        // Remove leading '/' from ExtractTextPlugin instances
        webpackConfig.plugins.forEach((plugin) => {
            if (plugin.constructor.name === 'ExtractTextPlugin') {
                plugin.filename = plugin.filename.replace(/^\//, '');
            }
        });
    }
});