// eslint-disable-next-line module.exports = function(api) { api.cache(true); const presets = ['@babel/react']; // We need specific options for Jest if (process.env.NODE_ENV === 'test') { presets.push([ '@babel/preset-env', { useBuiltIns: 'usage', corejs: '3.0.0', }, ]); } else { presets.push('@babel/preset-env'); } const plugins = ['@babel/plugin-proposal-export-default-from']; const env = { production: { plugins, }, }; return { presets, plugins, sourceType: 'module', env, }; };