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authorMaybe Waffle <waffle.lapkin@gmail.com>2022-06-23 20:33:40 +0400
committerMaybe Waffle <waffle.lapkin@gmail.com>2022-06-23 21:16:32 +0400
commit3c7f1f16016d8a19a549f2c34a05cfdf8f79968b (patch)
treea53e1e1ef9d6aecbbd6c93f9ad45eab4546ac49f /src/test/ui/pattern
parent10f4ce324baf7cfb7ce2b2096662b82b79204944 (diff)
downloadrust-3c7f1f16016d8a19a549f2c34a05cfdf8f79968b.tar.gz
rust-3c7f1f16016d8a19a549f2c34a05cfdf8f79968b.zip
Suggest defining variable as mutable on `&mut _` type mismatch in pats
Diffstat (limited to 'src/test/ui/pattern')
-rw-r--r--src/test/ui/pattern/for-loop-bad-item.stderr5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/test/ui/pattern/for-loop-bad-item.stderr b/src/test/ui/pattern/for-loop-bad-item.stderr
index ad737f7bd15..212d66f6497 100644
--- a/src/test/ui/pattern/for-loop-bad-item.stderr
+++ b/src/test/ui/pattern/for-loop-bad-item.stderr
@@ -8,6 +8,11 @@ LL |     for ((_, _), (&mut c, _)) in &mut map {
    |
    = note:           expected type `char`
            found mutable reference `&mut _`
+note: to declare a mutable binding use `mut variable_name`: `mut c`
+  --> $DIR/for-loop-bad-item.rs:7:19
+   |
+LL |     for ((_, _), (&mut c, _)) in &mut map {
+   |                   ^^^^^^
 help: consider removing `&mut` from the pattern
    |
 LL -     for ((_, _), (&mut c, _)) in &mut map {