{ "plugins": [ [ "transform-runtime", { "helpers": false, "polyfill": false, "regenerator": true, "moduleName": "babel-runtime" } ], [ "module-resolver", { "root": ["./common"], "alias": { "underscore": "lodash" }, "cwd": "babelrc" } ], "react-hot-loader/babel" ], "presets": ["es2015", "react", "stage-0", "flow"], "env": { "production": { "presets": ["react-optimize"] } } }