Scan.number.accepts: def of gralha-text-scan@0.1.0.1
Import: import gralha-text-scan@0.1.0.1/scan.bend as Scan
Lines 152-156 of gralha-text-scan@0.1.0.1/scan.bend: https://jend.leeeet.dev/read.txt?path=gralha-text-scan@0.1.0.1/scan.bend&start_line=152&end_line=156

import Base

def number.accepts(+k: U32, +stage: U32, +digits: Bool) -> Bool:
  choose(Bool, U32.is_eq(k, 0), True{},
    choose(Bool, U32.is_eq(k, 1), U32.is_lt(stage, 2),
      choose(Bool, U32.is_eq(k, 2), digits && U32.is_lt(stage, 3),
        choose(Bool, U32.is_eq(k, 3), U32.is_eq(stage, 0) || U32.is_eq(stage, 3), False{}))))

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=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_lt
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=choose