orx-iterable 1.3.0

Defines and implements Iterable, Collection and CollectionMut traits to represent types that can be iterated over multiple times.
Documentation 
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use orx_iterable::*;

fn test_it<'a>(values: Vec<(usize, usize)>, col: impl Iterable<Item = (usize, &'a usize)>) {
    let sum_values = values.iter().map(|x| x.1).sum::<usize>();
    let sum_indices = values.iter().map(|x| x.0).sum::<usize>();
    let count = values.len();

    // tests
    assert_eq!(col.iter().count(), count);
    assert_eq!(col.iter().map(|x| x.0).sum::<usize>(), sum_indices);
    assert_eq!(col.iter().map(|x| x.1).sum::<usize>(), sum_values);
}

#[test]
fn enumerated() {
    let a = vec![1, 2, 3, 4];
    test_it(
        a.clone().into_iter().enumerate().collect::<Vec<_>>(),
        a.enumerated(),
    );
}

#[cfg(feature = "std")]
mod object_safe {
    use orx_iterable::{obj_safe::*, *};

    fn obj_test_it<'a>(
        values: Vec<(usize, usize)>,
        col: &dyn IterableObj<Item = (usize, &'a usize)>,
    ) {
        let sum_values = values.iter().map(|x| x.1).sum::<usize>();
        let sum_indices = values.iter().map(|x| x.0).sum::<usize>();
        let count = values.len();

        // tests
        assert_eq!(col.boxed_iter().count(), count);
        assert_eq!(col.boxed_iter().map(|x| x.0).sum::<usize>(), sum_indices);
        assert_eq!(col.boxed_iter().map(|x| x.1).sum::<usize>(), sum_values);
    }

    #[test]
    fn obj_enumerated() {
        let a = vec![1, 2, 3, 4];
        obj_test_it(
            a.clone().into_iter().enumerate().collect::<Vec<_>>(),
            &a.enumerated(),
        );
    }
}