File: deref-into-array-generic.rs

package info (click to toggle)
rustc 1.88.0%2Bdfsg1-2
  • links: PTS, VCS
  • area: main
  • in suites: experimental, forky, sid
  • size: 934,168 kB
  • sloc: xml: 158,127; python: 36,062; javascript: 19,855; sh: 19,700; cpp: 18,947; ansic: 12,993; asm: 4,792; makefile: 690; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (27 lines) | stat: -rw-r--r-- 463 bytes parent folder | download | duplicates (16) 
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
 
//@ check-pass

struct Test<T, const N: usize>([T; N]);

impl<T: Copy + Default, const N: usize> Default for Test<T, N> {
    fn default() -> Self {
        Self([T::default(); N])
    }
}

impl<T, const N: usize> std::ops::Deref for Test<T, N> {
    type Target = [T; N];

    fn deref(&self) -> &[T; N] {
        &self.0
    }
}

fn test() -> Test<u64, 16> {
    let test = Test::default();
    println!("{}", test.len());
    test
}

fn main() {
    test();
}