Impl from_hex_string for ClassHash (#1230)

lambdaclass · Feb 7, 2024 · 9c8bbe9 · 9c8bbe9
1 parent 15a1e6e
commit 9c8bbe9
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/utils.rs b/src/utils.rs
@@ -79,6 +79,12 @@ impl PartialEq<[u8; 32]> for ClassHash {
     }
 }
 
+impl ClassHash {
+    pub fn from_hex_string(hex_string: String) -> Option<Self> {
+        Some(Self(hex::decode(hex_string).ok()?.try_into().ok()?))
+    }
+}
+
 pub type CompiledClassHash = ClassHash;
 
 #[cfg(feature = "cairo-native")]