aihc-parser-1.0.0.2: test/Test/Fixtures/golden/module/arrow-proc-lhs-needs-parens.yaml

extensions: [Arrows, ViewPatterns, BlockArguments]
input: |
  module M where
  f [proc _ -> proc _ -> [] -< [] -<< [] -> _] = ()
status: fail
reason: bare proc command lhs must be parenthesized before -<<