// the file is used for jest testing & site building
// > 2%, make template string not compiled to concat, since it's not fast
module.exports = {
  presets:
    process.env.NODE_ENV === 'test'
      ? [
          ['@babel/preset-env', { targets: { node: 'current' } }],
          [
            '@babel/preset-typescript',
            {
              allExtensions: true,
              isTSX: true,
              jsxPragma: 'h',
              jsxPragmaFrag: 'Fragment'
            }
          ],
          [
            '@babel/preset-react',
            {
              pragma: 'h',
              pragmaFrag: 'Fragment'
            }
          ]
        ]
      : [
          [
            '@babel/preset-env',
            {
              targets: '>2%, not IE 11'
            }
          ]
        ]
}