.babelrc.js
const isEs = process.env.BABEL_ENV === 'es'
module.exports = {
presets: [
[
'@babel/preset-env',
{
modules: isEs ? false : 'commonjs',
loose: true
}
],
'@babel/preset-react'
],
plugins: [
'babel-plugin-lodash',
'@babel/plugin-transform-runtime',
'@babel/plugin-transform-flow-strip-types',
['@babel/plugin-proposal-class-properties', { loose: true }]
]
}