Parse.AaVars.has_ref: def of bend-osdev-apparmor@0.1.0.0
Import: import bend-osdev-apparmor@0.1.0.0/parse.bend as Parse
Lines 724-730 of bend-osdev-apparmor@0.1.0.0/parse.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-apparmor@0.1.0.0/parse.bend&start_line=724&end_line=730

import Base
import bend-osdev-apparmor@0.1.0.0/text.bend as X

# a reference remains: an at sign before an opening brace
def AaVars.has_ref(xs: List<&2, U32>) -> Bool:
  match xs:
    case Nil{}:
      False{}
    case Con{+h, +t}:
      Bool.or(Bool.and(U32.is_eq(h, 64), U32.is_eq(X.AaText.head(t), 123)), AaVars.has_ref(t))

Uses (7):
  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=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-apparmor@0.1.0.0/text.bend&name=AaText.head