diff options
Diffstat (limited to 'tests/ui/impl-trait/where-allowed.rs')
| -rw-r--r-- | tests/ui/impl-trait/where-allowed.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tests/ui/impl-trait/where-allowed.rs b/tests/ui/impl-trait/where-allowed.rs index 5ce63db684f..505e2d6c171 100644 --- a/tests/ui/impl-trait/where-allowed.rs +++ b/tests/ui/impl-trait/where-allowed.rs @@ -44,6 +44,7 @@ fn in_dyn_Fn_parameter_in_return() -> &'static dyn Fn(impl Debug) { panic!() } // Allowed fn in_dyn_Fn_return_in_return() -> &'static dyn Fn() -> impl Debug { panic!() } +//~^ ERROR: type annotations needed // Disallowed fn in_impl_Fn_parameter_in_parameters(_: &impl Fn(impl Debug)) { panic!() } @@ -58,9 +59,11 @@ fn in_impl_Fn_return_in_parameters(_: &impl Fn() -> impl Debug) { panic!() } fn in_impl_Fn_parameter_in_return() -> &'static impl Fn(impl Debug) { panic!() } //~^ ERROR `impl Trait` is not allowed in the parameters of `Fn` trait bounds //~| ERROR nested `impl Trait` is not allowed +//~| ERROR: type annotations needed // Allowed fn in_impl_Fn_return_in_return() -> &'static impl Fn() -> impl Debug { panic!() } +//~^ ERROR: type annotations needed // Disallowed fn in_Fn_parameter_in_generics<F: Fn(impl Debug)> (_: F) { panic!() } @@ -77,6 +80,7 @@ fn in_impl_Trait_in_parameters(_: impl Iterator<Item = impl Iterator>) { panic!( // Allowed fn in_impl_Trait_in_return() -> impl IntoIterator<Item = impl IntoIterator> { vec![vec![0; 10], vec![12; 7], vec![8; 3]] + //~^ ERROR: no function or associated item named `into_vec` found for slice `[_]` } // Disallowed @@ -118,11 +122,13 @@ trait DummyTrait { impl DummyTrait for () { type Out = impl Debug; //~^ ERROR `impl Trait` in associated types is unstable + //~| ERROR unconstrained opaque type fn in_trait_impl_parameter(_: impl Debug) { } // Allowed fn in_trait_impl_return() -> impl Debug { () } + //~^ ERROR `in_trait_impl_return` has an incompatible type for trait // Allowed } |