s, such as lambda islands corresponding to different types.">FlatMap</a></li><li class="current-entities indented3"><span class="separator"></span> <a href="GeneratorNode$$FlatMapOpt.html" title="" class="class"></a><a href="GeneratorNode$$FlatMapOpt.html" title="">FlatMapOpt</a></li><li class="current-entities indented3"><span class="separator"></span> <a href="GeneratorNode$$Idty.html" title="Wrapper for identity to allow equality and  toString to work." class="class"></a><a href="GeneratorNode$$Idty.html