This commit is contained in:
RPRX 2020-11-25 19:01:53 +08:00
parent 47d23e9972
commit c7f7c08ead
711 changed files with 82154 additions and 2 deletions

21
common/bitmask/byte.go Normal file
View file

@ -0,0 +1,21 @@
package bitmask
// Byte is a bitmask in byte.
type Byte byte
// Has returns true if this bitmask contains another bitmask.
func (b Byte) Has(bb Byte) bool {
return (b & bb) != 0
}
func (b *Byte) Set(bb Byte) {
*b |= bb
}
func (b *Byte) Clear(bb Byte) {
*b &= ^bb
}
func (b *Byte) Toggle(bb Byte) {
*b ^= bb
}