bufpool.go - hugo - [fork] hugo port for 9front
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bufpool.go (1100B)
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1 // Copyright 2015 The Hugo Authors. All rights reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13
14 // Package bufferpool provides a pool of bytes buffers.
15 package bufferpool
16
17 import (
18 "bytes"
19 "sync"
20 )
21
22 var bufferPool = &sync.Pool{
23 New: func() any {
24 return &bytes.Buffer{}
25 },
26 }
27
28 // GetBuffer returns a buffer from the pool.
29 func GetBuffer() (buf *bytes.Buffer) {
30 return bufferPool.Get().(*bytes.Buffer)
31 }
32
33 // PutBuffer returns a buffer to the pool.
34 // The buffer is reset before it is put back into circulation.
35 func PutBuffer(buf *bytes.Buffer) {
36 buf.Reset()
37 bufferPool.Put(buf)
38 }