rust/tests/ui/suggestions/issue-84973.rs
2023-01-11 09:32:08 +00:00

34 lines
627 B
Rust

// Checks whether borrowing is suggested when a trait bound is not satisfied
// for found type `T`, but is for `&/&mut T`.
fn main() {
let f = Fancy{};
let o = Other::new(f);
//~^ ERROR: the trait bound `Fancy: SomeTrait` is not satisfied [E0277]
}
struct Fancy {}
impl <'a> SomeTrait for &'a Fancy {
}
trait SomeTrait {}
struct Other<'a, G> {
a: &'a str,
g: G,
}
// Broadly copied from https://docs.rs/petgraph/0.5.1/src/petgraph/dot.rs.html#70
impl<'a, G> Other<'a, G>
where
G: SomeTrait,
{
pub fn new(g: G) -> Self {
Other {
a: "hi",
g: g,
}
}
}