File: nested-pattern.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid, trixie
  • size: 893,396 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (16 lines) | stat: -rw-r--r-- 414 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
//@ run-pass
#![allow(dead_code)]
#![allow(non_camel_case_types)]

// a bug was causing this to complain about leaked memory on exit

enum t { foo(isize, usize), bar(isize, Option<isize>), }

fn nested(o: t) {
    match o {
        t::bar(_i, Some::<isize>(_)) => { println!("wrong pattern matched"); panic!(); }
        _ => { println!("succeeded"); }
    }
}

pub fn main() { nested(t::bar(1, None::<isize>)); }