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Diffstat (limited to 'bufferpool/bufpool.go')
-rw-r--r-- | bufferpool/bufpool.go | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/bufferpool/bufpool.go b/bufferpool/bufpool.go new file mode 100644 index 000000000..c1e4105d0 --- /dev/null +++ b/bufferpool/bufpool.go @@ -0,0 +1,38 @@ +// 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) +} |