Make Option::as_mut const

2021-10-17 00:02:42 +09:00 · 2021-10-17 00:02:42 +09:00 · 00dba3a693
commit 00dba3a693
parent 7fbd4ce276
2 changed files with 10 additions and 1 deletions
--- a/library/core/tests/option.rs
+++ b/library/core/tests/option.rs
@ -380,6 +380,14 @@ const fn option_const_mut() {

    let _take = option.take();
    let _replace = option.replace(42);
+
+    {
+        let as_mut = option.as_mut();
+        match as_mut {
+            Some(v) => *v = 32,
+            None => unreachable!(),
+        }
+    }
 }

 #[test]