ass="anchor"></a><code><span><span class="keyword">val</span> is_pretty : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> bool</span></code></div><div class="spec-doc"><p>It checks if it is representable with pretty form, e.g., with a path or with a variable name.</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-is_return"><a href="#val-is_return" class="anchor"></a><code><span><span class="keyword">val</span> is_return : <span><a href="#type-t">t</a> 