// @flow
module.exports = {
  presets: [
    '@babel/react',
    '@babel/preset-flow',
    [
      '@babel/env',
      {
        forceAllTransforms: true,
      },
    ],
  ],
  plugins: [
    'react-hot-loader/babel',
    '@babel/plugin-syntax-dynamic-import',
    '@babel/plugin-transform-member-expression-literals',
    '@babel/plugin-transform-property-literals',
    '@babel/plugin-syntax-import-meta',
    '@babel/plugin-proposal-class-properties',
    '@babel/plugin-proposal-json-strings',
    [
      '@babel/plugin-proposal-decorators',
      {
        legacy: true,
      },
    ],
    '@babel/plugin-proposal-function-sent',
    '@babel/plugin-proposal-export-namespace-from',
    '@babel/plugin-proposal-numeric-separator',
    '@babel/plugin-proposal-throw-expressions',
    '@babel/plugin-proposal-export-default-from',
    '@babel/plugin-proposal-logical-assignment-operators',
    '@babel/plugin-proposal-optional-chaining',
    [
      '@babel/plugin-proposal-pipeline-operator',
      {
        proposal: 'minimal',
      },
    ],
    '@babel/plugin-proposal-nullish-coalescing-operator',
    '@babel/plugin-proposal-do-expressions',
    '@babel/plugin-proposal-function-bind',
  ],
  env: {
    test: {
      plugins: ['dynamic-import-node'],
    },
  },
}