rust/tests/ui/functions-closures/fn-help-with-err.rs

25 lines
658 B
Rust

// This test case checks the behavior of typeck::check::method::suggest::is_fn on Ty::Error.
struct Foo;
trait Bar {
//~^ NOTE `Bar` defines an item `bar`, perhaps you need to implement it
fn bar(&self) {}
}
impl Bar for Foo {}
fn main() {
let arc = std::sync::Arc::new(oops);
//~^ ERROR cannot find value `oops` in this scope
//~| NOTE not found
arc.bar();
let arc2 = std::sync::Arc::new(|| Foo);
arc2.bar();
//~^ ERROR no method named `bar`
//~| NOTE method not found
//~| HELP items from traits can only be used if the trait is implemented and in scope
//~| HELP use parentheses to call this closure
}