rust-clippy/tests/ui/single_match_else.rs
Philipp Hansch 3f72d4d630
Extract single_match_else UI test
There's only one test currently.
I also updated the lint doc with a 'good' example and changed the lint
help text a bit.

cc #2038
2018-12-04 07:20:13 +01:00

27 lines
762 B
Rust

// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// 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.
#![warn(clippy::single_match_else)]
enum ExprNode {
ExprAddrOf,
Butterflies,
Unicorns,
}
static NODE: ExprNode = ExprNode::Unicorns;
fn unwrap_addr() -> Option<&'static ExprNode> {
match ExprNode::Butterflies {
ExprNode::ExprAddrOf => Some(&NODE),
_ => { let x = 5; None },
}
}
fn main() {}