operator fun <T : List<E>, E> Builder<T>.get(i: Int): Builder<E>
Maps this assertion to an assertion on the element at index i in the subject list.
operator fun <T : List<E>, E> Builder<T>.get(range: IntRange): Builder<List<E>>
Maps this assertion to an assertion on the elements at the sub-list represented by range in the subject list.
operator fun <T : Map<K, V>, K, V> Builder<T>.get(key: K): Builder<V?>
Maps this assertion to an assertion on the value indexed by key in the subject list.
Return
An assertion on the value indexed by key or null if no such entry
exists in the subject map.