def b64.digit.lt26
import ezx@1.11.0.0/src/sha/nar.bend as Narimport Base
124def b64.digit.lt26(small: Bool, +index: U32) -> Char:
125 match small:
126 case True{}:
127 Chr{U32.add(65, index)}
128 case False{}:
129 b64.digit.lt52(U32.is_lt(index, 52), index)