Macro eqty 

macro_rules! eqty {
    ($t:ty; $lhs:expr, $rhs:expr, $( $args:expr ),+) => { ... };
    ($t:ty; $lhs:expr, $rhs:expr) => { ... };
}

equal with type cast

Example

assert!(eq!(u32, 1u64, 1i32, 1u8));