clear(e.buf[e.offset : e.offset+n])
	e.offset += n
}

// intDataSize returns the size of the data required to represent the data when encoded,
// and optionally a byte slice containing the encoded data if no conversion is necessary.
// It returns zero, nil if the type cannot be implemented by the fast path in Read or Write.
func intDataSize(data any) (int, []byte) {
	switch data := data.(type) {