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Unused `match`-syntax alternatives are silently ignored. #1371

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leodemoura opened this issue Jul 25, 2022 · 0 comments

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bug

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leodemoura commented Jul 25, 2022

For example, the following is currently accepted

def f (stx : Lean.Syntax) :=
  match stx with
  | `($_) => 1
  | `($_) => true
  | _     => "hello"

leodemoura added the bug label

leodemoura added a commit that referenced this issue


          feat: helper parser for issue #1371

2f00d60

leodemoura closed this as completed in

37af11a

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