</span> <span class="mdzsyn-string">"start function"</span>)
 (<span class="mdzsyn-coresym">error</span> <span class="mdzsyn-string">"oops!"</span>)
 (<span class="mdzsyn-coresym">print</span> <span class="mdzsyn-string">"never gets here"</span>))

<span class="mdzsyn-comment"># Use the :e flag to only trap errors.</span>
(<span class="mdzsyn-coresym">def</span> <span class="mdzsyn-symbol">f</span> (<span class="mdzsyn-coresym">fiber/new</span> <span class="mdzsyn-symbol">my-function-that-errors</span> <spa