package tags

const eight = uint32(8)

// Int2Byte 整数转换字节码.
func Int2Byte(i uint32) (uint32, byte) {
	return i / eight, 1 << (i % eight)
}

// Byte2Ints 字节码转换整数.
func Byte2Ints(n uint32, b byte) []uint32 {
	base := n * eight
	ret := []uint32{}

	for i := uint32(0); i < eight; i++ {
		if b&(1<<i) > 0 {
			ret = append(ret, base+i)
		}
	}

	return ret
}