pub fn states_contains_all_from<'a, S>(
container: &impl StatesContains<S>,
from: &impl StatesSlice<S>,
state_indices: impl IntoIterator<Item = StateIndex> + 'a,
) -> Option<Box<dyn Iterator<Item = StateIndex> + 'a>>Expand description
Convert state indices from from into a set of states and returns the state indices in the container, if all states exist.