rustmax::proptest::result

Function maybe_err

Source 
pub fn maybe_err<T, E>(t: T, e: E) -> MaybeErr<T, E>
where
    T: Strategy,
    E: Strategy,
Expand description

Create a strategy for Results where Ok values are taken from t and Err values are taken from e.

Ok and Err are chosen with equal probability.

Generated values shrink to Ok.