diff options
Diffstat (limited to 'src/test/run-pass')
| -rw-r--r-- | src/test/run-pass/never-result.rs | 25 | ||||
| -rw-r--r-- | src/test/run-pass/unit-fallback.rs | 35 |
2 files changed, 60 insertions, 0 deletions
diff --git a/src/test/run-pass/never-result.rs b/src/test/run-pass/never-result.rs new file mode 100644 index 00000000000..555b059ee89 --- /dev/null +++ b/src/test/run-pass/never-result.rs @@ -0,0 +1,25 @@ +// 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. + +#![feature(never_type)] + +fn main() { + let x: Result<u32, !> = Ok(123); + match x { + Ok(z) => (), + Err(y) => { + let q: u32 = y; + let w: i32 = y; + let e: String = y; + y + }, + } +} + diff --git a/src/test/run-pass/unit-fallback.rs b/src/test/run-pass/unit-fallback.rs new file mode 100644 index 00000000000..6c3a80b78ac --- /dev/null +++ b/src/test/run-pass/unit-fallback.rs @@ -0,0 +1,35 @@ +// 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 Balls: Sized { + fn smeg() -> Result<Self, ()>; +} + +impl Balls for () { + fn smeg() -> Result<(), ()> { Ok(()) } +} + +struct Flah; + +impl Flah { + fn flah<T: Balls>(&self) -> Result<T, ()> { + T::smeg() + } +} + +fn doit() -> Result<(), ()> { + let _ = try!(Flah.flah()); + Ok(()) +} + +fn main() { + let _ = doit(); +} + |
