From f3f617bd35ff5a1ec281ac3460c0a30460f8f8b0 Mon Sep 17 00:00:00 2001
From: Gavin Wood <gavin@parity.io>
Date: Sat, 19 Feb 2022 12:02:47 +0100
Subject: [PATCH] Introduce `BoundedVec::iter_mut` (#10884)
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* Introduce iters into BoundedVec

* Fix

* Remove unneeded funcs

* Update frame/support/src/storage/bounded_vec.rs

* Update frame/support/src/storage/bounded_vec.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
---
 substrate/frame/support/src/storage/bounded_vec.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/substrate/frame/support/src/storage/bounded_vec.rs b/substrate/frame/support/src/storage/bounded_vec.rs
index 9298a5d98b..86aa4d405c 100644
--- a/substrate/frame/support/src/storage/bounded_vec.rs
+++ b/substrate/frame/support/src/storage/bounded_vec.rs
@@ -159,6 +159,11 @@ impl<T, S> BoundedVec<T, S> {
 	pub fn pop(&mut self) -> Option<T> {
 		self.0.pop()
 	}
+
+	/// Exactly the same semantics as [`slice::iter_mut`].
+	pub fn iter_mut(&mut self) -> core::slice::IterMut<'_, T> {
+		self.0.iter_mut()
+	}
 }
 
 impl<T, S: Get<u32>> From<BoundedVec<T, S>> for Vec<T> {