Function zebra_test::prelude::prop::result::maybe_err

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.