Implement Iterator for OwningRefMut

panicbit · Jun 3, 2016 · b764120 · b764120
1 parent 44c831b
commit b764120
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/src/incubation/owning_ref_mut.rs b/src/incubation/owning_ref_mut.rs
@@ -19,7 +19,7 @@ use std::ops::{Deref, DerefMut};
 ///     )
 /// }
 /// 
-/// let items: Vec<_> = demo().by_ref().collect();
+/// let items: Vec<_> = demo().collect();
 /// assert_eq!(items, [2, 4, 6]);
 /// ```
 
@@ -60,3 +60,10 @@ impl <T, R> DerefMut for OwningRefMut<T, R> {
         self.borrow.as_mut().unwrap()
     }
 }
+
+impl <T, R: Iterator<Item=U>, U> Iterator for OwningRefMut<T, R> {
+    type Item = U;
+    fn next(&mut self) -> Option<Self::Item> {
+        self.deref_mut().next()
+    }
+}