module.exports = (api) => { api.cache(true); return { compact: false, presets: [ ['@babel/preset-env', { targets: { browsers: ['ie >= 11'], }, exclude: ['transform-async-to-generator', 'transform-regenerator'], }], '@babel/preset-react', ], plugins: [ '@babel/plugin-proposal-class-properties', '@babel/plugin-proposal-object-rest-spread', '@babel/plugin-syntax-dynamic-import', ], }; };