mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-25 16:24:46 +00:00
20 lines
357 B
Rust
20 lines
357 B
Rust
struct Struct {
|
|
person: &'static str
|
|
}
|
|
|
|
trait Trait<T> {
|
|
fn f(&self, x: T);
|
|
}
|
|
|
|
impl Trait<&'static str> for Struct {
|
|
fn f(&self, x: &'static str) {
|
|
println!("Hello, {}!", x);
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
let s: Box<dyn Trait<isize>> = Box::new(Struct { person: "Fred" });
|
|
//~^ ERROR `Struct: Trait<isize>` is not satisfied
|
|
s.f(1);
|
|
}
|