Arms.binder: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/rules/correctness/arms.bend as Arms
Lines 27-35 of bolt@1.27.0.0/src/rules/correctness/arms.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/rules/correctness/arms.bend&start_line=27&end_line=35

import Base
import bolt@1.27.0.0/src/syntax/lex.bend as Lex

# a lone binder, inside `Succ{..}` or after `kn+`: a name or `_`
def binder(kk: Lex.TokKind) -> Bool:
  match kk:
    case Lex.TName{}:
      True{}
    case Lex.TWild{}:
      True{}
    case other:
      False{}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/lex.bend&name=TokKind