webpack.config.js

'use strict';

const path = require('path');

const webpack = require('webpack');

module.exports = {
  entry: {
    app: './webpack-src/js/app.js',
  },
  plugins: [
    new webpack.ProvidePlugin({
      $: 'jquery',
      jQuery: 'jquery',
      'window.jQuery': 'jquery',
      Popper: ['popper.js', 'default'],
    }),
    new webpack.optimize.UglifyJsPlugin()
  ],
  output: {
    publicPath: '/assets-wp/',
    path: path.join(__dirname, '/dist/'),
    filename: '[name].bundle.js'
  },
  module: {
    rules: [
      { test: /\.js$/, loader: 'babel-loader', exclude: /(node_modules)/, query: { presets: ['es2015'] } },
      {
        test: /\.(scss)$/,
        use: [{
          loader: 'style-loader', // inject CSS to page
        }, {
          loader: 'css-loader', // translates CSS into CommonJS modules
        }, {
          loader: 'postcss-loader', // Run post css actions
          options: {
            plugins: function () { // post css plugins, can be exported to postcss.config.js
              return [
                require('precss'),
                require('autoprefixer')
              ];
            }
          }
        }, {
          loader: 'sass-loader' // compiles SASS to CSS
        }]
      },
      { test: /\.css$/, loader: 'style-loader!css-loader' },
      { test: /\.eot(\?v=\d+\.\d+\.\d+)?$/, loader: "file" },
      { test: /\.(woff|woff2)$/, loader:"url?prefix=font/&limit=5000" },
      { test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/, loader: "url?limit=10000&mimetype=application/octet-stream" },
      { test: /\.svg(\?v=\d+\.\d+\.\d+)?$/, loader: "url?limit=10000&mimetype=image/svg+xml" },
      {
        test: require.resolve('jquery'),
        use: [{
          loader: 'expose-loader',
          options: 'jQuery'
        },{
          loader: 'expose-loader',
          options: '$'
        }]
      },
    ],
  },
}