pulsar-function-go/examples/exclamationFunc/exclamationFunc.go

//
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
//

package main

import (
	"context"

	"github.com/apache/pulsar/pulsar-function-go/pf"
)

func HandleExclamation(ctx context.Context, in []byte) ([]byte, error) {
	return []byte(string(in) + "!"), nil
}

func main() {
	pf.Start(HandleExclamation)
}