1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
#![deny(unreachable_patterns)]
fn main() {
let s = &["0x00"; 4][..]; //Slice of any value
const MAGIC_TEST: &[&str] = &["4", "5", "6", "7"]; //Const slice to pattern match with
match s {
MAGIC_TEST => (),
["0x00", "0x00", "0x00", "0x00"] => (),
["4", "5", "6", "7"] => (), //~ ERROR unreachable pattern
_ => (),
}
match s {
["0x00", "0x00", "0x00", "0x00"] => (),
MAGIC_TEST => (),
["4", "5", "6", "7"] => (), //~ ERROR unreachable pattern
_ => (),
}
match s {
["0x00", "0x00", "0x00", "0x00"] => (),
["4", "5", "6", "7"] => (),
MAGIC_TEST => (), //~ ERROR unreachable pattern
_ => (),
}
const FOO: [&str; 1] = ["boo"];
match ["baa"] {
["0x00"] => (),
["boo"] => (),
FOO => (), //~ ERROR unreachable pattern
_ => (),
}
}
|
