stub is_subset

risingwavelabs · Apr 3, 2023 · 9d76adf · 9d76adf
1 parent 1cb6cca
commit 9d76adf
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/src/common/src/hash/key.rs b/src/common/src/hash/key.rs
@@ -67,12 +67,15 @@ impl NullBitmap {
     fn estimated_heap_size(&self) -> usize {
         8
     }
-    fn len(&mut self) -> usize {
+    fn len(&self) -> usize {
         self.inner.len()
     }
-    fn contains(&mut self, x: usize) -> bool {
+    fn contains(&self, x: usize) -> bool {
         self.inner.contains(x)
     }
+    pub fn is_subset(&self, other: &FixedBitSet) -> bool {
+        todo!()
+    }
 }
 
 /// A wrapper for u64 hash result.