def utf8.mask

import cswap-bend-cli@0.1.0.0/b64.bend as B64

import Base

48def utf8.mask(+n: U32) -> U32:
49  sel(U32.is_eq(n, 0), 255, sel(U32.is_eq(n, 1), 31, sel(U32.is_eq(n, 2), 15, 7)))

Uses (3)