mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 17:24:06 +00:00
25 lines
594 B
Rust
25 lines
594 B
Rust
//@ run-pass
|
|
#![allow(dead_code)]
|
|
#![allow(non_camel_case_types)]
|
|
|
|
#[derive(Copy, Clone)]
|
|
enum side { mayo, catsup, vinegar }
|
|
#[derive(Copy, Clone)]
|
|
enum order { hamburger, fries(side), shake }
|
|
#[derive(Copy, Clone)]
|
|
enum meal { to_go(order), for_here(order) }
|
|
|
|
fn foo(m: Box<meal>, cond: bool) {
|
|
match *m {
|
|
meal::to_go(_) => { }
|
|
meal::for_here(_) if cond => {}
|
|
meal::for_here(order::hamburger) => {}
|
|
meal::for_here(order::fries(_s)) => {}
|
|
meal::for_here(order::shake) => {}
|
|
}
|
|
}
|
|
|
|
pub fn main() {
|
|
foo(Box::new(meal::for_here(order::hamburger)), true)
|
|
}
|