File: macro-as-fn-body.rs

package info (click to toggle)
rustc-web 1.70.0%2Bdfsg1-7~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,517,036 kB
  • sloc: xml: 147,962; javascript: 10,210; sh: 8,590; python: 8,220; ansic: 5,901; cpp: 4,635; makefile: 4,006; asm: 2,856
file content (33 lines) | stat: -rw-r--r-- 495 bytes parent folder | download | duplicates (12)
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
32
33
//
// run-pass
//
// Description - ensure Interpolated blocks can act as valid function bodies
// Covered cases: free functions, struct methods, and default trait functions

macro_rules! def_fn {
    ($body:block) => {
        fn bar() $body
    }
}

trait Foo {
    def_fn!({ println!("foo"); });
}

struct Baz {}

impl Foo for Baz {}

struct Qux {}

impl Qux {
    def_fn!({ println!("qux"); });
}

def_fn!({ println!("quux"); });

pub fn main() {
    Baz::bar();
    Qux::bar();
    bar();
}