serverless/lib/plugins/create/templates/aws-nodejs-ecma-script/first.js

// eslint-disable-next-line import/prefer-default-export
export const hello = (event, context, callback) => {
  const p = new Promise((resolve) => {
    resolve('success');
  });
  p
    .then(() => callback(null, {
      message: 'Go Serverless Webpack (Ecma Script) v1.0! First module!',
      event,
    }))
    .catch(e => callback(e));
};