Chars.literal: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/rules/perf/chars.bend as Chars
Lines 27-33 of bolt@1.27.0.0/src/rules/perf/chars.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/rules/perf/chars.bend&start_line=27&end_line=33

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

# one when a case pattern opens with a character literal, else zero
def literal(kids: Tree.Node) -> U32:
  match kids:
    case Tree.NCons{Tree.Leaf{Lex.Tok{Lex.TChar{}, t, l, c}}, rest}:
      1
    case other:
      0

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/lex.bend&name=Tok
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/lex.bend&name=TokKind
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/tree.bend&name=Node