package buffer import "sync" // A BytesBufferPool is a type-safe wrapper around a sync.BytesBufferPool.type BytesBufferPool struct {	p *sync.Pool} // NewBytesPool constructs a new BytesBufferPool.func NewBytesPool() BytesBufferPool {	return BytesBufferPool{		p: &sync.Pool{			New: func() interface{} {				return &BytesBuffer{bs: make([]byte, 0, defaultSize)}			},		},	}} // Get retrieves a BytesBuffer from the pool, creating one if necessary.func (p BytesBufferPool) Get() *BytesBuffer {	buf := p.p.Get().(*BytesBuffer)	buf.Reset()	buf.pool = p	return buf} func (p BytesBufferPool) put(buf *BytesBuffer) {	p.p.Put(buf)} // GlobalBytesPool returns the global buffer pool.func GlobalBytesPool() *BytesBufferPool {	return &bytesPool} // bytesPool is a pool of buffer bytes.var bytesPool = NewBytesPool()