Implement AsMut for Vec

Fixes #28549
2015-09-25 17:43:58 +02:00 · 2015-09-25 17:43:58 +02:00 · 9b97264d81
commit 9b97264d81
parent cff0411706
1 changed files with 7 additions and 0 deletions
--- a/src/libcollections/vec.rs
+++ b/src/libcollections/vec.rs
@ -1359,6 +1359,13 @@ impl<T> AsRef<[T]> for Vec<T> {
    }
 }

+#[stable(feature = "vec_as_mut", since = "1.5.0")]
+impl<T> AsMut<[T]> for Vec<T> {
+    fn as_mut(&mut self) -> &mut [T] {
+        self
+    }
+}
+
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<'a, T: Clone> From<&'a [T]> for Vec<T> {
    #[cfg(not(test))]