chore: expose original value on storageslot (#216)

bluealloy · Sep 12, 2022 · 1e25c99 · 1e25c99
1 parent aa39d64
commit 1e25c99
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/crates/revm/src/journaled_state.rs b/crates/revm/src/journaled_state.rs
@@ -91,6 +91,16 @@ impl StorageSlot {
             present_value: original,
         }
     }
+
+    /// Returns true if the present value differs from the original value
+    pub fn is_changed(&self) -> bool {
+        self.original_value != self.present_value
+    }
+
+    pub fn original_value(&self) -> U256 {
+        self.original_value
+    }
+
     pub fn present_value(&self) -> U256 {
         self.present_value
     }