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UI test cleanup: Extract match_overlapping_arm tests #3398

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@@ -0,0 +1,75 @@
// 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() {}
@@ -0,0 +1,63 @@
error: some ranges overlap
--> $DIR/match_overlapping_arm.rs:20:9
|
20 | 0 ... 10 => println!("0 ... 10"),
| ^^^^^^^^
|
= note: `-D clippy::match-overlapping-arm` implied by `-D warnings`
note: overlaps with this
--> $DIR/match_overlapping_arm.rs:21:9
|
21 | 0 ... 11 => println!("0 ... 11"),
| ^^^^^^^^

error: some ranges overlap
--> $DIR/match_overlapping_arm.rs:26:9
|
26 | 0 ... 5 => println!("0 ... 5"),
| ^^^^^^^
|
note: overlaps with this
--> $DIR/match_overlapping_arm.rs:28:9
|
28 | FOO ... 11 => println!("0 ... 11"),
| ^^^^^^^^^^

error: some ranges overlap
--> $DIR/match_overlapping_arm.rs:34:9
|
34 | 0 ... 5 => println!("0 ... 5"),
| ^^^^^^^
|
note: overlaps with this
--> $DIR/match_overlapping_arm.rs:33:9
|
33 | 2 => println!("2"),
| ^

error: some ranges overlap
--> $DIR/match_overlapping_arm.rs:40:9
|
40 | 0 ... 2 => println!("0 ... 2"),
| ^^^^^^^
|
note: overlaps with this
--> $DIR/match_overlapping_arm.rs:39:9
|
39 | 2 => println!("2"),
| ^

error: some ranges overlap
--> $DIR/match_overlapping_arm.rs:63:9
|
63 | 0 .. 11 => println!("0 .. 11"),
| ^^^^^^^
|
note: overlaps with this
--> $DIR/match_overlapping_arm.rs:64:9
|
64 | 0 ... 11 => println!("0 ... 11"),
| ^^^^^^^^

error: aborting due to 5 previous errors

@@ -74,65 +74,6 @@ fn ref_pats() {
}
}

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 match_wild_err_arm() {
let x: Result<i32, &str> = Ok(3);

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