void addEmits(IntHashSet emits) {
        MutableIntIterator iterator = emits.intIterator();
        while (iterator.hasNext()) {
            addEmit(iterator.next());
        }
    }
points to the index of {@link AhoCorasickDoubleArrayTrie#words}
turms-plugins/turms-plugin-antispam/src/main/java/im/turms/plugin/antispam/core/ac/State.java