Turn on uncurried

jscomp/build_tests/uncurried_printer/src/a.res

@@ -1 +1 @@
-let a = (. b) => b
+let a = b => b

jscomp/core/res_compmisc.ml

@@ -51,7 +51,7 @@ let initial_env ?(modulename) () =
   let initial = Env.initial_safe_string in
   let env =
     if !Clflags.nopervasives then initial
-    else open_implicit_module (if !Config.uncurried = Uncurried then "PervasivesU" else "Pervasives") initial
+    else open_implicit_module ("Pervasives") initial
   in
   List.fold_left
     (fun env m -> open_implicit_module m env)

jscomp/ext/config.ml

@@ -14,7 +14,7 @@ let bs_only = ref true
 let unsafe_empty_array = ref false
 
 type uncurried = Legacy | Uncurried | Swap
-let uncurried = ref Legacy
+let uncurried = ref Uncurried
 
 and cmi_magic_number = "Caml1999I022"
 

jscomp/ml/printtyp.ml

@@ -51,11 +51,10 @@ let ident ppf id = pp_print_string ppf (ident_name id)
 (* Print a path *)
 
 let ident_pervasives = Ident.create_persistent "Pervasives"
-let ident_pervasives_u = Ident.create_persistent "PervasivesU"
 let printing_env = ref Env.empty
 let non_shadowed_pervasive = function
   | Pdot(Pident id, s, _pos) as path ->
-      (Ident.same id ident_pervasives || Ident.same id ident_pervasives_u) &&
+      (Ident.same id ident_pervasives) &&
       (try Path.same path (Env.lookup_type (Lident s) !printing_env)
        with Not_found -> true)
   | _ -> false