private ASTNode _Term()
{
//Parse the first factor
var tmpNode = _Factor();
//Parse following factors (optional)
while (_CurrentToken.Type == TokenType.MUL ||
_CurrentToken.Type == TokenType.DIV)
{
var opToken = _CurrentToken;
_Eat(_CurrentToken.Type);
tmpNode = new ASTBinopNode(tmpNode, opToken, _Factor());
}
return(tmpNode);
}
private ASTNode _Expression()
{
//Parse the first term (Required)
var tmpNode = _Term();
//Parse any additional following Terms (Optional)
while (_CurrentToken.Type == TokenType.ADD ||
_CurrentToken.Type == TokenType.SUB)
{
var opToken = _CurrentToken;
_Eat(_CurrentToken.Type);
tmpNode = new ASTBinopNode(tmpNode, opToken, _Term());
}
return(tmpNode);
}
