public SourceNodeCollection ReadNode(XmlElement elem, XmlDocument doc)
{
SourceNodeCollection snc = new SourceNodeCollection();
foreach (XmlElement e2 in elem.ChildNodes)
{
if (e2.Name.Equals("SourceNode"))
{
SourceNode sn = new SourceNode();
snc.Add(sn);
if (e2.HasAttribute("offset"))
{
long.TryParse(e2.GetAttribute("offset"), out sn.offset);
}
if (e2.HasAttribute("type"))
{
sn.type = e2.GetAttribute("type");
}
foreach (XmlElement e3 in e2.ChildNodes)
{
if (e3.Name.Equals("value"))
sn.value = e3.InnerText;
else if (e3.Name.Equals("comments"))
sn.comments = e3.InnerText;
else if (e3.Name.Equals("nodes"))
sn.Nodes = ReadNode(e3, doc);
}
}
}
return snc;
}
public override void Run()
{
StringBuilder sb = new StringBuilder();
makeRegexes(Script);
int start = 0;
int state = 0;
Elements = new SourceNodeCollection();
Success = true;
while (start < InputText.Length)
{
bool b = false;
foreach (rgx r in Regexes)
{
if (r.state == state)
{
Match m = r.regex.Match(InputText, start);
if (m.Success && m.Length > 0 && m.Index == start)
{
SourceNode dr = new SourceNode();
dr.offset = start;
dr.type = r.name;
dr.value = (r.printMatch ? InputText.Substring(start, m.Length) : "");
Elements.Add(dr);
start += m.Length;
b = true;
if (r.nextState >= 0)
state = r.nextState;
break;
}
}
}
if (!b)
{
sb.AppendFormat("unrecognized sequence at {0} for state {1}\n", start, state);
LastPosition = start;
Success = false;
break;
}
}
Message = sb.ToString();
}