const common = require('./babel.common.config');

module.exports = function(api) {
  const config = common(api);
  // Presets.
  config.presets.push('@babel/preset-react');
  config.presets.push('@babel/preset-env');
  // Plugins.
  config.plugins.push('@babel/plugin-proposal-object-rest-spread');
  if (process.argv.find((arg) => '--hot' === arg)) {
    config.plugins.push('react-hot-loader/babel');
  }
  return config;
}