| // Copyright 2015 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| trait Foo<A> { |
| fn foo(&self, a: A) -> A { |
| a |
| } |
| } |
| |
| trait NotRelevant<A> { |
| fn nr(&self, a: A) -> A { |
| a |
| } |
| } |
| |
| struct Bar; |
| |
| impl NotRelevant<usize> for Bar {} |
| |
| fn main() { |
| let f1 = Bar; |
| |
| f1.foo(1usize); |
| //~^ error: method named `foo` found for type `Bar` in the current scope |
| //~| help: items from traits can only be used if the trait is implemented and in scope |
| //~| help: candidate #1: `Foo` |
| } |
