Hello world for Medium

application.go

// File: application.go
package main

import (
	"encoding/json"
	"fmt"
	"net/http"

	"github.com/Sirupsen/logrus"
	sparta "github.com/mweagle/Sparta"
)

////////////////////////////////////////////////////////////////////////////////
// Hello world event handler
//
func helloWorld(event *json.RawMessage,
              	context *sparta.LambdaContext,
              	w http.ResponseWriter,
              	logger *logrus.Logger) {
	logger.Info("Hello World: ", string(*event))
	fmt.Fprint(w, string(*event))
}

////////////////////////////////////////////////////////////////////////////////
// Main
func main() {
  var lambdaFunctions []*sparta.LambdaAWSInfo
  lambdaFn := sparta.NewLambda(sparta.IAMRoleDefinition{}, helloWorld, nil)
  lambdaFunctions = append(lambdaFunctions, lambdaFn)

  // Deploy it
  sparta.Main("SpartaHelloWorld",
		"Simple Sparta application that creates a single AWS Lambda function",
		lambdaFunctions,
                nil,
                nil)
}