title: How to get the next sibling with GPathResult
body: <p>How can I get the next sibling of an GPathResult? For example I have the following code:</p>
  
  <pre><code>def priorityIssue = xmlReport.'**'.find { Issue -&gt;
     Issue.Priority.text() == priority
  }
  </code></pre>
  
  <p>How do I get priorityIssue's next sibling?</p>
  
  <p>Thanks!</p>