Macro assertsd_eq_one_of 

macro_rules! assertsd_eq_one_of {
    ($expresson:expr, $expected:expr) => { ... };
    ($expresson:expr, $expected:expr, $($others:expr),+) => { ... };
}

use asserts_rs::*;
assertsd_eq_one_of!(1, 1); //OK
assertsd_eq_one_of!(1, 1, 2); // OK

use asserts_rs::*;
assertsd_eq_one_of!(1, 2, 3); // panic 1 is not equals to any of numbers in (2, 3)s