Scram.printable: def of bend-kit-postgres@0.3.0.0
Import: import bend-kit-postgres@0.3.0.0/scram.bend as Scram
Lines 68-74 of bend-kit-postgres@0.3.0.0/scram.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-postgres@0.3.0.0/scram.bend&start_line=68&end_line=74

import Base

# printable (RFC 5802 §7): %x21-2B / %x2D-7E.
def printable(s: String) -> Bool:
  match s:
    case SNil{}:
      True{}
    case SCon{Chr{+c}, t}:
      Bool.and(Bool.and(U32.is_le(33, c), U32.is_le(c, 126)), Bool.and(U32.is_ne(c, 44), printable(t)))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Char
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_ne