module.exports = api => {
api.cache( true );
return {
presets: [
[
'@automattic/jetpack-webpack-config/babel/preset',
{
presetEnv: {
corejs: require( 'core-js/package.json' ).version,
modules: false,
useBuiltIns: 'usage',
},
pluginReplaceTextdomain: { textdomain: 'jetpack-wordads' },
},
],
],
plugins: [ '@babel/plugin-proposal-nullish-coalescing-operator' ],
};
};