Method buffer

postgres/parser/parser/scan.go:84–88

buffer returns an empty []byte buffer that can be appended to. Any unused portion can be returned later using returnBuffer.

()

// buffer returns an empty []byte buffer that can be appended to. Any unused
// portion can be returned later using returnBuffer.
func (s *scanner) buffer() []byte {
	buf := s.bytesPrealloc[:0]
	s.bytesPrealloc = nil
	return buf
}

// returnBuffer returns the unused portion of buf to the scanner, to be used for
// future allocBytes() or buffer() calls. The caller must not use buf again.