// Copyright 2015 The Hugo Authors. All rights reserved.//// Licensed 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 bufferpool provides a pool of bytes buffers.package bufferpool import (	"bytes"	"sync") var bufferPool = &sync.Pool{	New: func() interface{} {		return &bytes.Buffer{}	},} // GetBuffer returns a buffer from the pool.func GetBuffer() (buf *bytes.Buffer) {	return bufferPool.Get().(*bytes.Buffer)} // PutBuffer returns a buffer to the pool.// The buffer is reset before it is put back into circulation.func PutBuffer(buf *bytes.Buffer) {	buf.Reset()	bufferPool.Put(buf)}