, <span name="provingground.translation.Translator.Empty.O" class="extype">O</span>]</span>)</span><span class="result">: <a href="Translator$$OrElse.html" name="provingground.translation.Translator.OrElse" id="provingground.translation.Translator.OrElse" class="extype">OrElse</a>[<span name="provingground.translation.Translator.Empty.I" class="extype">I</span>, <span name="provingground.translation.Translator.Empty.O" class="extype">O</span>]</span></span><p class="shortcomment cmt">OrElse combinator, trie