tr><tr><td style="text-align:left;"><code>options.proxy?</code></td><td style="text-align:left;">{ expand?: ((c: any) =&gt; any) | undefined; timing?: &quot;after&quot; | &quot;before&quot; | undefined; toRaw?: ((c: any) =&gt; any) | undefined; }</td></tr><tr><td style="text-align:left;"><code>options.symbol?</code></td><td style="text-align:left;">{ generator?: Function | undefined; validator?: Function | undefined; }</td></tr></tbody></table><h4 id="returns" tabindex="-1">Returns <a class="header-anchor" 