def AaVars.name_ok.go

bend-osdev-apparmor@0.1.0.0 · parse.bend:492

import Base
import bend-osdev-apparmor@0.1.0.0/token.bend as T

492# a variable name: a letter, then letters, digits and '_'
493def AaVars.name_ok.go(xs: List<&2, U32>) -> Bool:
494  match xs:
495    case Nil{}:
496      True{}
497    case Con{+h, t}:
498      Bool.and(Bool.or(T.AaTerm.letter(h), Bool.or(Bool.and(U32.is_ge(h, 48), U32.is_le(h, 57)), U32.is_eq(h, 95))), AaVars.name_ok.go(t))