From 56a2e5dc22bfd0791b5e71dc89dde48fd3034e03 Mon Sep 17 00:00:00 2001
From: Junyoung Cho <june0.cho@samsung.com>
Date: Mon, 27 May 2013 10:40:07 +0900
Subject: [PATCH] core::vec is missing methods for mutable slices

---
 src/libstd/vec.rs | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/libstd/vec.rs b/src/libstd/vec.rs
index 103489988a3..60fc9c07f3b 100644
--- a/src/libstd/vec.rs
+++ b/src/libstd/vec.rs
@@ -2347,12 +2347,19 @@ impl<T:Eq> OwnedEqVector<T> for ~[T] {
     }
 }
 
-pub trait MutableVector<T> {
+pub trait MutableVector<'self, T> {
+    fn mut_slice(&mut self, start: uint, end: uint) -> &'self mut [T];
+
     unsafe fn unsafe_mut_ref(&self, index: uint) -> *mut T;
     unsafe fn unsafe_set(&self, index: uint, val: T);
 }
 
-impl<'self,T> MutableVector<T> for &'self mut [T] {
+impl<'self,T> MutableVector<'self, T> for &'self mut [T] {
+    #[inline]
+    fn mut_slice(&mut self, start: uint, end: uint) -> &'self mut [T] {
+        mut_slice(*self, start, end)
+    }
+
     #[inline(always)]
     unsafe fn unsafe_mut_ref(&self, index: uint) -> *mut T {
         let pair_ptr: &(*mut T, uint) = transmute(self);