Move more definitions and do more cleanup

1 files changed, 46 insertions, 0 deletions

diff --git a/src/ValuesUtils.ml b/src/ValuesUtils.ml
index 4a503a65..f4a10287 100644
--- a/src/ValuesUtils.ml
+++ b/src/ValuesUtils.ml
@@ -1,3 +1,4 @@
+open Utils
 open TypesUtils
 open Types
 open Values
@@ -12,3 +13,48 @@ let mk_box_value (v : typed_value) : typed_value =
   let box_ty = mk_box_ty v.ty in
   let box_v = Adt { variant_id = None; field_values = [ v ] } in
   mk_typed_value box_ty box_v
+
+(** Check if a value contains a borrow *)
+let borrows_in_value (v : typed_value) : bool =
+  let obj =
+    object
+      inherit [_] iter_typed_value
+
+      method! visit_borrow_content _env _ = raise Found
+    end
+  in
+  (* We use exceptions *)
+  try
+    obj#visit_typed_value () v;
+    false
+  with Found -> true
+
+(** Check if a value contains inactivated mutable borrows *)
+let inactivated_in_value (v : typed_value) : bool =
+  let obj =
+    object
+      inherit [_] iter_typed_value
+
+      method! visit_InactivatedMutBorrow _env _ = raise Found
+    end
+  in
+  (* We use exceptions *)
+  try
+    obj#visit_typed_value () v;
+    false
+  with Found -> true
+
+(** Check if a value contains a loan *)
+let loans_in_value (v : typed_value) : bool =
+  let obj =
+    object
+      inherit [_] iter_typed_value
+
+      method! visit_loan_content _env _ = raise Found
+    end
+  in
+  (* We use exceptions *)
+  try
+    obj#visit_typed_value () v;
+    false
+  with Found -> true