SCM-Manager/scm-ui/babel-preset/index.js

module.exports = api => {
  api.cache.using(() => process.env.NODE_ENV || "production");
  return {
    presets: [
      require("@babel/preset-env"),
      require("@babel/preset-flow"),
      require("@babel/preset-react"),
      require("@babel/preset-typescript")
    ],
    plugins: [
      require("babel-plugin-styled-components"),
      require("@babel/plugin-proposal-class-properties"),
      require("@babel/plugin-proposal-optional-chaining")
    ]
  };
};