 in the file where the given procedure name was defined</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-is_empty"><a href="#val-is_empty" class="anchor"></a><code><span><span class="keyword">val</span> is_empty : <span>unit <span class="arrow">&#45;&gt;</span></span> bool</span></code></div><div class="spec-doc"><p>whether there exists at least one captured source file</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-is_freshly_captured"><a href="