rust/src/test/ui/suggestions/impl-on-dyn-trait-with-implicit-static-bound.rs
2020-07-22 13:12:34 -07:00

113 lines
2.4 KiB
Rust

// run-rustfix
#![allow(dead_code)]
mod foo {
trait OtherTrait<'a> {}
impl<'a> OtherTrait<'a> for &'a () {}
trait ObjectTrait<T> {}
trait MyTrait<T> {
fn use_self<K>(&self) -> &();
}
trait Irrelevant {}
impl<T> MyTrait<T> for dyn ObjectTrait<T> {
fn use_self<K>(&self) -> &() { panic!() }
}
impl<T> Irrelevant for dyn ObjectTrait<T> {}
fn use_it<'a, T>(val: &'a dyn ObjectTrait<T>) -> impl OtherTrait<'a> + 'a {
val.use_self::<T>() //~ ERROR E0759
}
}
mod bar {
trait ObjectTrait {}
trait MyTrait {
fn use_self(&self) -> &();
}
trait Irrelevant {}
impl MyTrait for dyn ObjectTrait {
fn use_self(&self) -> &() { panic!() }
}
impl Irrelevant for dyn ObjectTrait {}
fn use_it<'a>(val: &'a dyn ObjectTrait) -> &'a () {
val.use_self() //~ ERROR E0772
}
}
mod baz {
trait ObjectTrait {}
trait MyTrait {
fn use_self(&self) -> &();
}
trait Irrelevant {}
impl MyTrait for Box<dyn ObjectTrait> {
fn use_self(&self) -> &() { panic!() }
}
impl Irrelevant for Box<dyn ObjectTrait> {}
fn use_it<'a>(val: &'a Box<dyn ObjectTrait + 'a>) -> &'a () {
val.use_self() //~ ERROR E0772
}
}
mod bat {
trait OtherTrait<'a> {}
impl<'a> OtherTrait<'a> for &'a () {}
trait ObjectTrait {}
impl dyn ObjectTrait {
fn use_self(&self) -> &() { panic!() }
}
fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> + 'a {
val.use_self() //~ ERROR E0772
}
}
mod ban {
trait OtherTrait<'a> {}
impl<'a> OtherTrait<'a> for &'a () {}
trait ObjectTrait {}
trait MyTrait {
fn use_self(&self) -> &() { panic!() }
}
trait Irrelevant {
fn use_self(&self) -> &() { panic!() }
}
impl MyTrait for dyn ObjectTrait {}
fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> {
val.use_self() //~ ERROR E0759
}
}
mod bal {
trait OtherTrait<'a> {}
impl<'a> OtherTrait<'a> for &'a () {}
trait ObjectTrait {}
trait MyTrait {
fn use_self(&self) -> &() { panic!() }
}
trait Irrelevant {
fn use_self(&self) -> &() { panic!() }
}
impl MyTrait for dyn ObjectTrait {}
impl Irrelevant for dyn ObjectTrait {}
fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> + 'a {
MyTrait::use_self(val) //~ ERROR E0759
}
}
fn main() {}