testsuite/tests/typecheck/should_fail/TyAppPat_TooMany.stderr


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TyAppPat_TooMany.hs:4:4: error:
    • Too many type arguments in constructor pattern for ‘Just’
      Expected no more than 1; got 2
    • In the pattern: Just @Int @Bool x
      In an equation for ‘f’: f (Just @Int @Bool x) = x