trait Fooer {
	fn foo(&self) -> String;
}

struct Foo;

impl Fooer for Foo {
	fn foo(&self) -> String {
		String::from_str("Hello World")
	}
}

fn getfoo<T>(g: T) -> String
where T: Fooer {
	g.foo()
}

fn main() {
	let g = Foo;
	println!("{}", getfoo(g));
}