Macro or_filter 

macro_rules! or_filter {
    ($a:expr, $b:expr $(,)?) => { ... };
    ($a:expr, $b:expr, $c:expr $(,)?) => { ... };
    ($($filter:expr),+ $(,)?) => { ... };
}

Combine filters with OR.

Examples

use prax_query::{filter, or_filter};

let f = or_filter!(
    filter!(status == "pending"),
    filter!(status == "processing")
);