protected ParserNode HandleLevel_TagSpecial_For()
{
Tokens.MoveNext();
String VarName = CurrentToken.Text;
Tokens.MoveNext();
Tokens.ExpectValueAndNext("in");
ParserNode LoopIterator = HandleLevel_Expression();
Tokens.ExpectValueAndNext("%}");
ParserNode ElseBlock = new DummyParserNode();
ParserNode BodyBlock = HandleLevel_Root();
if (Tokens.Current.Text == "else")
{
Tokens.MoveNext();
Tokens.ExpectValueAndNext("%}");
ElseBlock = HandleLevel_Root();
}
Tokens.ExpectValueAndNext("endfor");
Tokens.ExpectValueAndNext("%}");
return(new ForeachParserNode()
{
LoopIterator = LoopIterator,
VarName = VarName,
BodyBlock = BodyBlock,
ElseBlock = ElseBlock,
});
}
public ParserNode HandleLevel_TagSpecial_If()
{
bool Alive = true;
Tokens.MoveNext();
ParserNode ConditionNode = HandleLevel_Expression();
Tokens.ExpectValueAndNext("%}");
ParserNode BodyIfNode = HandleLevel_Root();
ParserNode BodyElseNode = new DummyParserNode();
while (Alive)
{
switch (CurrentToken.Text)
{
case "endif":
Tokens.MoveNext();
Tokens.ExpectValueAndNext("%}");
Alive = false;
break;
case "else":
Tokens.MoveNext();
Tokens.ExpectValueAndNext("%}");
BodyElseNode = HandleLevel_Root();
break;
default:
throw (new Exception(String.Format("Unprocessed Token Type '{0}'", CurrentTokenType)));
}
}
return(new ParserNodeIf()
{
ConditionNode = ConditionNode,
BodyIfNode = BodyIfNode,
BodyElseNode = BodyElseNode,
});
}
protected ParserNode HandleLevel_TagSpecial_For()
{
Tokens.MoveNext();
String VarName = CurrentToken.Text;
Tokens.MoveNext();
Tokens.ExpectValueAndNext("in");
ParserNode LoopIterator = HandleLevel_Expression();
Tokens.ExpectValueAndNext("%}");
ParserNode ElseBlock = new DummyParserNode();
ParserNode BodyBlock = HandleLevel_Root();
if (Tokens.Current.Text == "else")
{
Tokens.MoveNext();
Tokens.ExpectValueAndNext("%}");
ElseBlock = HandleLevel_Root();
}
Tokens.ExpectValueAndNext("endfor");
Tokens.ExpectValueAndNext("%}");
return new ForeachParserNode()
{
LoopIterator = LoopIterator,
VarName = VarName,
BodyBlock = BodyBlock,
ElseBlock = ElseBlock,
};
}
public ParserNode HandleLevel_TagSpecial_If()
{
bool Alive = true;
Tokens.MoveNext();
ParserNode ConditionNode = HandleLevel_Expression();
Tokens.ExpectValueAndNext("%}");
ParserNode BodyIfNode = HandleLevel_Root();
ParserNode BodyElseNode = new DummyParserNode();
while (Alive)
{
switch (CurrentToken.Text)
{
case "endif":
Tokens.MoveNext();
Tokens.ExpectValueAndNext("%}");
Alive = false;
break;
case "else":
Tokens.MoveNext();
Tokens.ExpectValueAndNext("%}");
BodyElseNode = HandleLevel_Root();
break;
default:
throw (new Exception(String.Format("Unprocessed Token Type '{0}'", CurrentTokenType)));
}
}
return new ParserNodeIf()
{
ConditionNode = ConditionNode,
BodyIfNode = BodyIfNode,
BodyElseNode = BodyElseNode,
};
}
