<li>
at
{{#if item.function}}<em class="error-stack-function">{{item.function}}</em>{{/if}}
<span class="error-stack-file">({{item.at}})</span>
</li>
<li>
at
{{#if item.function}}<em class="error-stack-function">{{item.function}}</em>{{/if}}
<span class="error-stack-file">({{item.at}})</span>
</li>