| // 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. |
| |
| struct S; |
| |
| impl Iterator for S { |
| type Item = i32; |
| fn next(&mut self) -> Result<i32, i32> { Ok(7) } |
| //~^ ERROR method `next` has an incompatible type for trait |
| //~| expected enum `std::option::Option`, found enum `std::result::Result` |
| } |
| |
| fn main() {} |