de><span class="keyword">exception</span> </code><code><span class="exception">Error</span></code></dt></dl><dl><dt class="spec value" id="val-properties"><a href="#val-properties" class="anchor"></a><code><span class="keyword">val</span> properties : <span>(Stdlib.Lexing.lexbuf <span>&#45;&gt;</span> <a href="index.html#type-token">token</a>)</span> <span>&#45;&gt;</span> Stdlib.Lexing.lexbuf <span>&#45;&gt;</span> <span><a href="../TOPLlib/ToplAst/index.html#type-t">TOPLlib.ToplAst.t</a> list</span></code