pool.go
| 1 | package scribe |
| 2 | |
| 3 | import "sync" |
| 4 | |
| 5 | const ( |
| 6 | initialBufSize = 1024 |
| 7 | maxBufSize = 16 * 1024 |
| 8 | ) |
| 9 | |
| 10 | var bufferPool = sync.Pool{ |
| 11 | New: func() any { |
| 12 | b := make([]byte, 0, initialBufSize) |
| 13 | return &b |
| 14 | }, |
| 15 | } |
| 16 | |
| 17 | func getBuffer() *[]byte { |
| 18 | return bufferPool.Get().(*[]byte) |
| 19 | } |
| 20 | |
| 21 | func putBuffer(b *[]byte) { |
| 22 | // Only return reasonably sized buffers to the pool |
| 23 | if cap(*b) <= maxBufSize { |
| 24 | *b = (*b)[:0] |
| 25 | bufferPool.Put(b) |
| 26 | } |
| 27 | } |
| 28 |