/*
 *  Licensed to 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. Apache Software Foundation (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 version can be used to implement embedding versioning details from
// git branches and tags into the binary importing this package.
package version

// build is to be populated at build time using -ldflags -X.
var build string

// Show the service's build information
func Build() string {
	return build
}
