File: expr-in-pat-issue-99380.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, forky, 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 (11 lines) | stat: -rw-r--r-- 201 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
 
macro_rules! foo {
    ($p:expr) => {
        if let $p = Some(42) {
            return;
        }
    };
}

fn main() {
    foo!(Some(3)); //~ ERROR arbitrary expressions aren't allowed in patterns
}