SCase03.hs:11:14: error: [GHC-39584]
    " SCase03.hs:13:9-15: sCase: Arity mismatch.
        Type       : Expr
        Constructor: Num
        Expected   : 1
        Given      : 2

    " In the quasi-quotation:
        [sCase|Expr e of
        Zero  -> 0
        Num _ _ -> i
        Var _ -> 0
        Add _ _ -> 2
        Let _ _ _ -> 3
      |]
   |
11 | t e = [sCase|Expr e of
   |              ^^^^^^^^^...