webpack.config.js

// Copyright (c) 2019 Uber Technologies, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
const getWebpackConfig = require('ocular-dev-tools/config/webpack.config');

const BABEL_CONFIG = {
  presets: ['@babel/env'],
  plugins: [
    'version-inline',
    '@babel/proposal-class-properties',
    [
      'babel-plugin-inline-import',
      {
        extensions: ['.worker.js']
      }
    ]
  ],
  ignore: ['**/*.worker.js']
};

module.exports = env => {
  const config = getWebpackConfig(env);

  config.module.rules.push({
    // This is required to handle inline worker!
    test: /\.js$/,
    exclude: /node_modules/,
    use: [
      {
        loader: 'babel-loader',
        options: BABEL_CONFIG
      }
    ]
  });

  return config;
};