[| | 0 '[ [let 10 :> A A _ + ] ] call ] call
] unit-test
+{ { 1 2 3 4 } { 2 2 8 4 } } [
+ 1 2 3 4 [| a! b c! d | { a b c d } a 1 + a! c 5 + c! { a b c d } ] call
+] unit-test
+
! littledan found this problem
{ "bar" } [ [let [let "bar" :> foo foo ] :> a a ] ] unit-test
{ 10 } [ [let 10 :> a [let a :> b b ] ] ] unit-test