feat(engine-ecs): add traversal query termHEADmaster

1 files changed, 25 insertions, 1 deletions

diff --git a/engine-ecs/src/util/array_vec.rs b/engine-ecs/src/util/array_vec.rs
index 5d0aac9..5863507 100644
--- a/engine-ecs/src/util/array_vec.rs
+++ b/engine-ecs/src/util/array_vec.rs
@@ -57,9 +57,23 @@ impl<Item, const CAPACITY: usize> ArrayVec<Item, CAPACITY>
     }
 }
 
+impl<Item, const CAPACITY: usize> FromIterator<Item> for ArrayVec<Item, CAPACITY>
+{
+    fn from_iter<IterT: IntoIterator<Item = Item>>(iter: IterT) -> Self
+    {
+        let mut new = Self::default();
+
+        for item in iter {
+            new.push(item);
+        }
+
+        new
+    }
+}
+
 impl<Item, const CAPACITY: usize> Extend<Item> for ArrayVec<Item, CAPACITY>
 {
-    fn extend<IntoIter: IntoIterator<Item = Item>>(&mut self, iter: IntoIter)
+    fn extend<Iter: IntoIterator<Item = Item>>(&mut self, iter: Iter)
     {
         for item in iter {
             self.push(item);
@@ -116,6 +130,16 @@ impl<Item, const CAPACITY: usize> Default for ArrayVec<Item, CAPACITY>
     }
 }
 
+impl<Item, const CAPACITY: usize> Clone for ArrayVec<Item, CAPACITY>
+where
+    Item: Clone,
+{
+    fn clone(&self) -> Self
+    {
+        Self::from_iter(self.iter().cloned())
+    }
+}
+
 impl<Item, const CAPACITY: usize> Drop for ArrayVec<Item, CAPACITY>
 {
     fn drop(&mut self)