[Shortened] Proposed go-kit usage over different protocols

gokit_example_short.go

package example

import (
  httptransport "github.com/go-kit/kit/transport/http"
  grpctransport "github.com/go-kit/kit/transport/grpc"
)

func makeCommonEndpoint() endpoint.Endpoint {
  return func(ctx context.Context, request interface{}) (interface{}, error) {
    // Some Logic Here
  }
}

// Mux http router variant to using go kit 
func AddExampleToMuxRouter(router *mux.Router, method string, path string) {
  httpHandler := httptransport.NewServer(
    makeCommonEndpoint(),
    httplogic.DecodeExampleRequest,
    httplogic.EncodeExampleResponse,
  )
  
  router.Methods(method).Path(path).Handler(httpHandler)
}

// grpc variant using go kit
func AddExampleToGrpcServer(server *grpc.Server, serviceSpec *grpc.ServiceDesc) {
  grpcHandler := grpctransport.NewServer(
    makeCommonEndpoint(),
    grpclogic.DecodeExampleRequest, 
    grpclogic.EncodeExampleResponse,
  )
  
  grpcWrapperPtr := &GrpcExampleWrapper{
    exampleHandler: grpcHandler,
  })
  
  // serviceSpec will contain the method name of "ExampleMethod"
  // for invoking as part of the gRPC request
  server.RegisterService(serviceSpec, grpcWrapperPtr) 
}