-- Applications with lets and cases in function position
module test037;

import Stdlib.Prelude open;

f (l : List ((Nat → Nat) → Nat → Nat)) : Nat :=
  case l of {
    | x :: _ := x
    | nil := id
  }
    (let
      y : Nat → Nat := id;
    in (let
         z : (Nat → Nat) → Nat → Nat := id;
       in case l of {
            | _ :: _ := id
            | _ := id
          }
         z)
      y)
    7;

main : Nat := f (λ {| x y := x y + 2} :: nil);