def draw.pair
import bend-kit-property@0.4.0.0/property.bend as Propertyimport Base
import bend-kit-random@0.1.0.1/random.bend as Rand
61def draw.pair(~T: Type, ~test: T -> T & Bool, pair: T & Rand.Rng) -> (T & Bool) & Rand.Rng:
62 (sample, next) = pair
63 (test(sample), next)