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babel.config.js
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babel.config.js
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module.exports = function (api) {
api.cache(true)
const presets = []
const plugins = []
if (process.env.BABEL_ENV === 'browser') {
presets.push([
// https://babeljs.io/docs/en/babel-preset-env
'@babel/preset-env',
{
/**
* Target Browserslist’s default browsers.
* https://github.com/browserslist/browserslist
*/
targets: 'defaults',
useBuiltIns: 'usage',
corejs: { version: 3, proposals: true }
}
])
presets.push('@babel/preset-react')
plugins.push('@babel/plugin-transform-runtime')
}
if (process.env.BABEL_ENV === 'node') {
presets.push([
'@babel/preset-env',
{
targets: {
node: '16'
}
}
])
}
// for JavaScript Standard Style library to support JSX syntax
if (process.env.BABEL_ENV === undefined) {
presets.push('@babel/preset-react')
}
return {
presets,
plugins
}
}