feat: hashmap with_capacity

src/vm/mod.rs

@@ -182,8 +182,8 @@ impl<'vm, 'jit: 'vm> VM<'jit> {
                 let elem = stack.pop();
                 stack.tos_mut()?.push(elem);
             }
-            OpCode::AttrSet => {
-                stack.push(Value::AttrSet(AttrSet::empty().into()))?;
+            OpCode::AttrSet { cap } => {
+                stack.push(Value::AttrSet(AttrSet::with_capacity(cap).into()))?;
             }
             OpCode::FinalizeRec => {
                 let env = env.clone().enter(