def spin.byte
import bend-kit-regex@0.8.0.0/regex.bend as Regeximport Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
1801def spin.byte(last: Bool, a: Array<U32>, +i: U32) -> Array<U32> & U32:
1802 match last:
1803 case True{}:
1804 (a, 128)
1805 case False{}:
1806 Bytes.peek(a, i)