From a574356b166889f1e35b9f474f889b62fa31bd79 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Mon, 22 Nov 2021 08:47:06 -0800
Subject: [PATCH] Restore no_std support where String isn't in prelude

---
 src/ensure.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ensure.rs b/src/ensure.rs
index 423e164..a919ed3 100644
--- a/src/ensure.rs
+++ b/src/ensure.rs
@@ -1,4 +1,5 @@
 use crate::Error;
+use alloc::string::String;
 use core::fmt::{self, Debug, Write};
 use core::mem::MaybeUninit;
 use core::ptr;