Function pick_spawn_conditioned_entry 

pub fn pick_spawn_conditioned_entry<T: Copy>(
    entries: impl IntoIterator<Item = T>,
    selectors: impl Fn(T) -> &'static [SpawnConditionEntry],
    biome: BiomeRef,
    random: &mut impl Random,
) -> Option<T>

Picks entries using vanilla PriorityProvider.pick semantics.