| // Copyright 2014 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. |
| |
| // Regression test for #13466 |
| |
| pub fn main() { |
| // The expected arm type `Option<T>` has one type parameter, while |
| // the actual arm `Result<T, E>` has two. typeck should not be |
| // tricked into looking up a non-existing second type parameter. |
| let _x: usize = match Some(1) { |
| Ok(u) => u, |
| //~^ ERROR mismatched types |
| //~| expected type `std::option::Option<{integer}>` |
| //~| found type `std::result::Result<_, _>` |
| //~| expected enum `std::option::Option`, found enum `std::result::Result` |
| |
| Err(e) => panic!(e) |
| //~^ ERROR mismatched types |
| //~| expected type `std::option::Option<{integer}>` |
| //~| found type `std::result::Result<_, _>` |
| //~| expected enum `std::option::Option`, found enum `std::result::Result` |
| }; |
| } |