val</span> loader : <span>port:int</span> <span>&#45;&gt;</span> string <span>&#45;&gt;</span> string <span>&#45;&gt;</span> <span class="type-var">'a</span> <span>&#45;&gt;</span> <span>Dream.response Lwt.t</span></code></dt><dt class="spec value" id="val-validate_path"><a href="#val-validate_path" class="anchor"></a><code><span class="keyword">val</span> validate_path : <span>string list</span> <span>&#45;&gt;</span> <span>string option</span></code></dt><dt class="spec value" id="val-static"><a href="#va