rust/tests/ui/on-unimplemented/parent-label.rs
2023-01-11 09:32:08 +00:00

28 lines
603 B
Rust

// Test scope annotations from `parent_label` parameter
#![feature(rustc_attrs)]
#[rustc_on_unimplemented(parent_label = "in this scope")]
trait Trait {}
struct Foo;
fn f<T: Trait>(x: T) {}
fn main() {
let x = || {
f(Foo {}); //~ ERROR the trait bound `Foo: Trait` is not satisfied
let y = || {
f(Foo {}); //~ ERROR the trait bound `Foo: Trait` is not satisfied
};
};
{
{
f(Foo {}); //~ ERROR the trait bound `Foo: Trait` is not satisfied
}
}
f(Foo {}); //~ ERROR the trait bound `Foo: Trait` is not satisfied
}