| // Copyright 2017 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. |
| |
| struct MyType; |
| struct MyType2; |
| struct MyType3; |
| struct MyType4; |
| |
| impl std::fmt::Display for MyType { |
| fn fmt(&self, x: &str) -> () { } |
| //~^ ERROR method `fmt` has an incompatible type |
| } |
| |
| impl std::fmt::Display for MyType2 { |
| fn fmt(&self) -> () { } |
| //~^ ERROR method `fmt` has 1 parameter |
| } |
| |
| impl std::fmt::Display for MyType3 { |
| fn fmt() -> () { } |
| //~^ ERROR method `fmt` has a `&self` declaration in the trait |
| } |
| |
| impl std::fmt::Display for MyType4 {} |
| //~^ ERROR not all trait items |
| |
| fn main() {} |
