Rollup merge of rust-lang#115054 - waywardmonkeys:fix-syntax-in-e0191…

…, r=compiler-errors Fix syntax in E0191 explanation. This trait needs `dyn` in modern Rust. Fixes rust-lang#115042.
matthiaskrgr · Aug 21, 2023 · 8a10d2a · 8a10d2a
2 parents 4eb30bc + fd2982c
commit 8a10d2a
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/compiler/rustc_error_codes/src/error_codes/E0191.md b/compiler/rustc_error_codes/src/error_codes/E0191.md
@@ -7,8 +7,8 @@ trait Trait {
     type Bar;
 }
 
-type Foo = Trait; // error: the value of the associated type `Bar` (from
-                  //        the trait `Trait`) must be specified
+type Foo = dyn Trait; // error: the value of the associated type `Bar` (from
+                      //        the trait `Trait`) must be specified
 ```
 
 Trait objects need to have all associated types specified. Please verify that
@@ -20,5 +20,5 @@ trait Trait {
     type Bar;
 }
 
-type Foo = Trait<Bar=i32>; // ok!
+type Foo = dyn Trait<Bar=i32>; // ok!
 ```