rust/tests/ui/match_overlapping_arm.rs

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// 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.
#![feature(exclusive_range_pattern)]
#![warn(clippy::match_overlapping_arm)]
#![allow(clippy::redundant_pattern_matching)]
/// Tests for match_overlapping_arm
fn overlapping() {
const FOO : u64 = 2;
match 42 {
0 ... 10 => println!("0 ... 10"),
0 ... 11 => println!("0 ... 11"),
_ => (),
}
match 42 {
0 ... 5 => println!("0 ... 5"),
6 ... 7 => println!("6 ... 7"),
FOO ... 11 => println!("0 ... 11"),
_ => (),
}
match 42 {
2 => println!("2"),
0 ... 5 => println!("0 ... 5"),
_ => (),
}
match 42 {
2 => println!("2"),
0 ... 2 => println!("0 ... 2"),
_ => (),
}
match 42 {
0 ... 10 => println!("0 ... 10"),
11 ... 50 => println!("11 ... 50"),
_ => (),
}
match 42 {
2 => println!("2"),
0 .. 2 => println!("0 .. 2"),
_ => (),
}
match 42 {
0 .. 10 => println!("0 .. 10"),
10 .. 50 => println!("10 .. 50"),
_ => (),
}
match 42 {
0 .. 11 => println!("0 .. 11"),
0 ... 11 => println!("0 ... 11"),
_ => (),
}
if let None = Some(42) {
// nothing
} else if let None = Some(42) {
// another nothing :-)
}
}
fn main() {}