Add byte buffer pool

strmangle/buf_pool.go

@@ -0,0 +1,27 @@
+package strmangle
+
+import (
+	"bytes"
+	"sync"
+)
+
+var bufPool = sync.Pool{
+	New: newBuffer,
+}
+
+func newBuffer() interface{} {
+	return &bytes.Buffer{}
+}
+
+// GetBuffer retrieves a buffer from the buffer pool
+func GetBuffer() *bytes.Buffer {
+	buf := bufPool.Get().(*bytes.Buffer)
+	buf.Reset()
+
+	return buf
+}
+
+// PutBuffer back into the buffer pool
+func PutBuffer(buf *bytes.Buffer) {
+	bufPool.Put(buf)
+}