public virtual Volt FindTmpl(string name)
{
if (_tmpls.ContainsKey(name))
{
return(_tmpls[name]);
}
else if (_parent != null)
{
return(_parent.FindTmpl(name));
}
else
{
return(null);
}
}
private void ProcessTmpl(string name, Tag tag)
{
if (customTags != null && customTags.ContainsKey(name))
{
ExecuteCustomTag(tag);
return;
}
Volt useTmpl = _currentTmpl.FindTmpl(name);
if (useTmpl == null)
{
string msg = string.Format("Volt '{0}' not found", name);
throw new VoltException(msg, tag.Line, tag.Col);
}
TextWriter saveWriter = writer;
writer = new StringWriter();
string content = string.Empty;
try {
ProcessTokens(tag.Tokens);
content = writer.ToString();
} finally {
writer = saveWriter;
}
Volt saveTmpl = _currentTmpl;
_variables = new Variable(_variables);
_variables["innerText"] = content;
try {
foreach (DotAttribute attrib in tag.Attributes)
{
object val = EvalExpression(attrib.Expression);
_variables[attrib.Name] = val;
}
_currentTmpl = useTmpl;
ProcessTokens(_currentTmpl.Elements);
} finally {
_variables = _variables.Parent;
_currentTmpl = saveTmpl;
}
}