headless?

src/webee/simple_vector.rs

@@ -34,6 +34,10 @@ impl SimpleVec {
         len
     }
 
+    pub fn full(&self) -> bool {
+        self.items.len() == self.len()
+    }
+
 
     pub fn push(&mut self, value: u8) {
         let vec_item = VecItem {