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
|
#![deny(dead_code)]
enum Category {
Dead, //~ ERROR variant `Dead` is never constructed
Used,
}
trait UnusedTrait { //~ ERROR trait `UnusedTrait` is never used
fn this_is_unused(&self) -> Category {
Category::Dead
}
}
struct UnusedStruct; //~ ERROR struct `UnusedStruct` is never constructed
impl UnusedTrait for UnusedStruct {
fn this_is_unused(&self) -> Category {
Category::Used
}
}
mod private {
#[derive(Debug)]
struct UnusedStruct; //~ ERROR struct `UnusedStruct` is never constructed
}
fn main() {
let _c = Category::Used;
}
|
