Method sample

datafusion/functions/benches/substr_index.rs:46–53

(&self, rng: &mut R)

    Test: Fn(&T) -> bool,
{
    fn sample<R: Rng + ?Sized>(&self, rng: &mut R) -> T {
        loop {
            let x = self.dist.sample(rng);
            if (self.test)(&x) {
                return x;
            }
        }
    }
}

#[derive(Clone, Copy)]