code: function buildLambda(options) {
    // crawl the module path to make sure the Lambda handler path is
    // set correctly: <functionDir>/function.fn
    let handlerPath = (module.parent.parent.parent.filename).split(path.sep).slice(-2).shift();
    let fn = {
      Resources: {}
    };
  
    // all function parameters available as environment variables
    fn.Resources[options.name] = {
      Type: 'AWS::Lambda::Function',
      Properties: {
        Code: {
          S3Bucket: cf.ref('CodeS3Bucket'),
          S3Key: cf.join([cf.ref('CodeS3Prefix'), cf.ref('GitSha'), '.zip'])
        },
        Role: cf.if('HasDispatchSnsArn', cf.getAtt('LambdaCfnDispatchRole', 'Arn'), cf.getAtt('LambdaCfnRole', 'Arn')),
        Description: cf.stackName,
        Environment: {
          Variables: {}
        },
        Handler: handlerPath + '/function.fn'
      }
    };
  
    fn.Resources[options.name].Properties.Timeout = setLambdaTimeout(options.timeout);
    fn.Resources[options.name].Properties.MemorySize = setLambdaMemorySize(options.memorySize);
    fn.Resources[options.name].Properties.Runtime = setLambdaRuntine(options.runtime);
  
    return fn;
  }
docs: Build configuration for lambda
  This function creates
  
  - A lambda function
  
  @param options
  @returns {{Resources: {}}}