rust/tests/ui/match_overlapping_arm.rs
2021-10-15 06:25:11 +02:00

111 lines
2.1 KiB
Rust

#![feature(exclusive_range_pattern)]
#![feature(half_open_range_patterns)]
#![warn(clippy::match_overlapping_arm)]
#![allow(clippy::redundant_pattern_matching)]
#![allow(clippy::if_same_then_else, clippy::equatable_if_let)]
/// 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!("FOO..=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"),
_ => (),
}
match 42 {
5..7 => println!("5..7"),
0..10 => println!("0..10"),
_ => (),
}
match 42 {
5..10 => println!("5..10"),
0..=10 => println!("0..=10"),
_ => (),
}
match 42 {
0..14 => println!("0..14"),
5..10 => println!("5..10"),
_ => (),
}
match 42 {
5..14 => println!("5..14"),
0..=10 => println!("0..=10"),
_ => (),
}
match 42 {
0..7 => println!("0..7"),
0..=10 => println!("0..=10"),
_ => (),
}
match 42 {
3.. => println!("3.."),
0.. => println!("0.."),
_ => (),
}
match 42 {
..=23 => println!("..=23"),
..26 => println!("..26"),
_ => (),
}
if let None = Some(42) {
// nothing
} else if let None = Some(42) {
// another nothing :-)
}
}
fn main() {}