extype">Boolean</span></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd></dl></div></li><li class="indented0 " name="provingground.interface.LeanParser.Logger#nop" group="Ungrouped" fullComment="no" data-isabs="false" visbl="pub"><a id="nop:provingground.interface.LeanParser.Logger"></a><a id="nop:Logger"></a> <span class="permalink"><a href="../../provingground/interface/LeanParser$$Logger$.html#nop:provingground.interface.LeanParser.Logger" title