private bool TryParseTag(int start, out string tag)
{
string str = null;
var maxLen = language.ClosingHtmlTags.Keys.Max(x => x.Length);
for (var length = 1; length < maxLen + 1 && length + start < text.Length + 1; length++)
{
var subStr = text.Substring(start, length);
if (language.HasTag(subStr))
{
str = subStr;
}
}
tag = str;
return(str != null);
}
