From 03fa5be4590abc32b8294f105c3e3a873ab16b50 Mon Sep 17 00:00:00 2001
From: "Hugo E.-Lahsen - xy2_" <hugo@xy2.dev>
Date: Thu, 5 Jan 2023 11:20:31 +0100
Subject: [PATCH] borrow-splitting: Use `take` instead of `replace` (#391)

---
 src/borrow-splitting.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/borrow-splitting.md b/src/borrow-splitting.md
index 3d13ff9..08b6d0d 100644
--- a/src/borrow-splitting.md
+++ b/src/borrow-splitting.md
@@ -159,7 +159,7 @@ impl<'a, T> Iterator for IterMut<'a, T> {
     type Item = &'a mut T;
 
     fn next(&mut self) -> Option<Self::Item> {
-        let slice = mem::replace(&mut self.0, &mut []);
+        let slice = mem::take(&mut self.0);
         if slice.is_empty() { return None; }
 
         let (l, r) = slice.split_at_mut(1);
@@ -170,7 +170,7 @@ impl<'a, T> Iterator for IterMut<'a, T> {
 
 impl<'a, T> DoubleEndedIterator for IterMut<'a, T> {
     fn next_back(&mut self) -> Option<Self::Item> {
-        let slice = mem::replace(&mut self.0, &mut []);
+        let slice = mem::take(&mut self.0);
         if slice.is_empty() { return None; }
 
         let new_len = slice.len() - 1;