span>
<span class="hl str">            }</span>
<span class="hl str">          }</span>
<span class="hl str">        }</span>
<span class="hl str">        if (result.length &gt; 0) {</span>
<span class="hl str">          return '</span><span class="hl opt">(</span><span class="hl str">' + result.join(this.attrSep) + '</span><span class="hl opt">)</span><span class="hl str">';</span>
<span class="hl str">        } else {</span>
<span class="hl str">          return '</span><span class="hl str">';</span>
<spa