update dependencies (#296)

vendor/codeberg.org/gruf/go-pools/bytes.go

@@ -0,0 +1,46 @@
+package pools
+
+import (
+	"sync"
+
+	"codeberg.org/gruf/go-bytes"
+)
+
+// BufferPool is a pooled allocator for bytes.Buffer objects
+type BufferPool interface {
+	// Get fetches a bytes.Buffer from pool
+	Get() *bytes.Buffer
+
+	// Put places supplied bytes.Buffer in pool
+	Put(*bytes.Buffer)
+}
+
+// NewBufferPool returns a newly instantiated bytes.Buffer pool
+func NewBufferPool(size int) BufferPool {
+	return &bufferPool{
+		pool: sync.Pool{
+			New: func() interface{} {
+				return &bytes.Buffer{B: make([]byte, 0, size)}
+			},
+		},
+		size: size,
+	}
+}
+
+// bufferPool is our implementation of BufferPool
+type bufferPool struct {
+	pool sync.Pool
+	size int
+}
+
+func (p *bufferPool) Get() *bytes.Buffer {
+	return p.pool.Get().(*bytes.Buffer)
+}
+
+func (p *bufferPool) Put(buf *bytes.Buffer) {
+	if buf.Cap() < p.size {
+		return
+	}
+	buf.Reset()
+	p.pool.Put(buf)
+}