an class="constructor">ACCESSOR_FOR_PROPERTY</span></code></td></tr></table></dt></dl><dl><dt class="spec exception" id="exception-Error"><a href="#exception-Error" class="anchor"></a><code><span class="keyword">exception</span> </code><code><span class="exception">Error</span></code></dt></dl><dl><dt class="spec value" id="val-al_file"><a href="#val-al_file" class="anchor"></a><code><span class="keyword">val</span> al_file : <span>(Stdlib.Lexing.lexbuf <span>&#45;&gt;</span> <a href="index.html#type-token"