public Node ForStatement()
{
var for_node = new For_Statement()
{
AnchorToken = Expect(TokenCategory.FOR)
};
for_node.Add(new IdentifierNode()
{
AnchorToken = Expect(TokenCategory.IDENTIFIER)
});
Expect(TokenCategory.IN);
for_node.Add(Expression());
Expect(TokenCategory.DO);
for_node.Add(new Statement_List(){
ZeroOrMore(firstOfStatement, Statement)
});
Expect(TokenCategory.END);
Expect(TokenCategory.SEMICOLON);
return for_node;
}
public Node ForStatement()
{
var forNode = new For_Statement()
{
AnchorToken = Expect(TokenCategory.FOR)
};
var forID = new Identifier()
{
AnchorToken = Expect(TokenCategory.IDENTIFIER)
};
var inNode = new IN_Statement()
{
AnchorToken = Expect(TokenCategory.IN)
};
inNode.Add(forID);
inNode.Add(Expression());
var doNode = new DO_Statement()
{
AnchorToken = Expect(TokenCategory.DO)
};
var stmtList = new Statement_List();
while (firstOfStatement.Contains(CurrentToken))
{
stmtList.Add(Statement());
}
doNode.Add(stmtList);
Expect(TokenCategory.END);
Expect(TokenCategory.EOL);
forNode.Add(inNode);
forNode.Add(doNode);
return(forNode);
}
