def B64.val

bend-kube-runtime@0.2.0.0 · src/base64.bend:24

import Base

24# The 6-bit value of a char: 64 for skipped chars, 65 for bad ones.
25def B64.val(+c: Char) -> U32:
26  match c:
27    case '+':
28      62
29    case '/':
30      63
31    case '=':
32      64
33    case ' ':
34      64
35    case '\n':
36      64
37    case '\r':
38      64
39    case '\t':
40      64
41    case Chr{+x}:
42      B64.val.go(x, Char.is_upper(Chr{x}), Char.is_lower(Chr{x}), Char.is_digit(Chr{x}))