Format.is_opener: def of bend-lint-rules@0.2.0.0
Import: import bend-lint-rules@0.2.0.0/layout/format.bend as Format
Lines 977-988 of bend-lint-rules@0.2.0.0/layout/format.bend: https://jend.leeeet.dev/read.txt?path=bend-lint-rules@0.2.0.0/layout/format.bend&start_line=977&end_line=988

import Base

def is_opener(s: Sym) -> Bool:
  match s:
    case Lpar{}:
      True{}
    case Lbrk{}:
      True{}
    case Lbrc{}:
      True{}
    case Lt{}:
      True{}
    case _:
      False{}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=bend-lint-rules@0.2.0.0/layout/format.bend&name=Sym