rust/tests/ui/underscore-lifetime/where-clause-trait-impl-region-2018.rs

//@ run-rustfix
//@ edition:2018

#![allow(dead_code)]

trait WithType<T> {}
trait WithRegion<'a> { }

trait Foo { }

impl<T> Foo for Vec<T>
where
    T: WithType<&u32>
//~^ ERROR `&` without an explicit lifetime name cannot be used here
{ }

fn main() {}
Use structured suggestion when telling user about `for<'a>` ``` error[E0637]: `&` without an explicit lifetime name cannot be used here --> $DIR/E0637.rs:13:13 \| LL \| T: Into<&u32>, \| ^ explicit lifetime name needed here \| help: consider introducing a higher-ranked lifetime here \| LL \| T: for<'a> Into<&'a u32>, \| +++++++ ++ ``` 2023-06-29 19:30:50 -05:00			`//@ run-rustfix`
			`//@ edition:2018`

Update tests 2024-02-06 20:42:01 -06:00			`#![allow(dead_code)]`

Use structured suggestion when telling user about `for<'a>` ``` error[E0637]: `&` without an explicit lifetime name cannot be used here --> $DIR/E0637.rs:13:13 \| LL \| T: Into<&u32>, \| ^ explicit lifetime name needed here \| help: consider introducing a higher-ranked lifetime here \| LL \| T: for<'a> Into<&'a u32>, \| +++++++ ++ ``` 2023-06-29 19:30:50 -05:00			`trait WithType<T> {}`
			`trait WithRegion<'a> { }`

			`trait Foo { }`

			`impl<T> Foo for Vec<T>`
			`where`
			`T: WithType<&u32>`
			//~^ ERROR `&` without an explicit lifetime name cannot be used here
			`{ }`

			`fn main() {}`