| trait Deserializer<'a> { } | |
| trait Deserializable { | |
| fn deserialize_token<'a, D: Deserializer<'a>>(_: D, _: &'a str) -> Self; | |
| } | |
| impl<'a, T: Deserializable> Deserializable for &'a str { | |
| //~^ ERROR type parameter `T` is not constrained | |
| fn deserialize_token<D: Deserializer<'a>>(_x: D, _y: &'a str) -> &'a str { | |
| } | |
| } | |
| fn main() {} |