CSY/reowolf Files · src/macros.rs · Centrum Wiskunde & Informatica (CWI)

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a3ca8e491622 722 B application/rls-services+xml Show Annotation Show as Raw Download as Raw

Christopher Esterhuyse

introduced cyclic drain. working on proto comm phase

macro_rules! log {
    ($logger:expr, $($arg:tt)*) => {{
        let _ = write!($logger.line_writer(), $($arg)*).unwrap();
    }};
}
// macro_rules! assert_let {
//     ($pat:pat = $expr:expr => $work:expr) => {
//         if let $pat = $expr {
//             $work
//         } else {
//             panic!("assert_let failed");
//         }
//     };
// }

// #[test]
// fn assert_let() {
//     let x = Some(5);
//     let z = assert_let![Some(y) = x => {
//         println!("{:?}", y);
//         3
//     }];
//     println!("{:?}", z);
// }

// #[test]
// #[should_panic]
// fn must_let_panic() {
//     let x: Option<u32> = None;
//     assert_let![Some(y) = x => {
//         println!("{:?}", y);
//     }];
// }