Use structured suggestion for bad `Fn` traits

[rust.git] / src / test / ui / feature-gates / feature-gate-unboxed-closures-manual-impls.stderr

diff --git a/src/test/ui/feature-gates/feature-gate-unboxed-closures-manual-impls.stderr b/src/test/ui/feature-gates/feature-gate-unboxed-closures-manual-impls.stderr
index 657bf13c8739ec57a5408a8710584f4a04e3a559..4addd16649ea08b3efde09dbb16ceba00189cfeb 100644 (file)
--- a/src/test/ui/feature-gates/feature-gate-unboxed-closures-manual-impls.stderr
+++ b/src/test/ui/feature-gates/feature-gate-unboxed-closures-manual-impls.stderr
@@ -34,11 +34,11 @@ LL |     extern "rust-call" fn call_once(&self, args: ()) -> () {}
    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
    = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable
 
-error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change. Use parenthetical notation (Fn(Foo, Bar) -> Baz) instead
+error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change
   --> $DIR/feature-gate-unboxed-closures-manual-impls.rs:9:6
    |
 LL | impl Fn<()> for Foo {
-   |      ^^^^^^
+   |      ^^^^^^ help: use parenthetical notation instead: `Fn() -> ()`
    |
    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
    = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable
@@ -49,20 +49,20 @@ error[E0229]: associated type bindings are not allowed here
 LL | impl FnOnce() for Foo1 {
    |      ^^^^^^^^ associated type not allowed here
 
-error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change. Use parenthetical notation (Fn(Foo, Bar) -> Baz) instead
+error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change
   --> $DIR/feature-gate-unboxed-closures-manual-impls.rs:21:6
    |
 LL | impl FnMut<()> for Bar {
-   |      ^^^^^^^^^
+   |      ^^^^^^^^^ help: use parenthetical notation instead: `FnMut() -> ()`
    |
    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
    = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable
 
-error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change. Use parenthetical notation (Fn(Foo, Bar) -> Baz) instead
+error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change
   --> $DIR/feature-gate-unboxed-closures-manual-impls.rs:27:6
    |
 LL | impl FnOnce<()> for Baz {
-   |      ^^^^^^^^^^
+   |      ^^^^^^^^^^ help: use parenthetical notation instead: `FnOnce() -> ()`
    |
    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
    = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable