gistfile1.txt

> npm-react-portlet@1.0.0 build /opt/dev/projects/github/liferay-portal/master/modules/sdk/project-templates/project-templates-npm-react-portlet/build/npm-react-portlet
> babel --source-maps -d build/resources/main/META-INF/resources src/main/resources/META-INF/resources && liferay-npm-bundler

SyntaxError: src/main/resources/META-INF/resources/lib/index.es.js: Unexpected token (7:3)
   5 |  render() {
   6 |          return (
>  7 |                  <button className='square' onClick={() => this.props.onClick()}>
     |                  ^
   8 |                          {this.props.value}
   9 |                  </button>
  10 |          );
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! npm-react-portlet@1.0.0 build: `babel --source-maps -d build/resources/main/META-INF/resources src/main/resources/META-INF/resources && liferay-npm-bundler`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the npm-react-portlet@1.0.0 build script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.