private NumberLiteralNode ParseNumberLiteral()
{
NumberLiteralNode ret = NewNode <NumberLiteralNode>();
ret.Value = (double)NumVal;
NextToken();
return(ret);
}
public XmlElement Visit(NumberLiteralNode n)
{
var el = makeNode(n, "number-literal");
addProperty(el, "numerator", n.Value.Numerator.ToString());
addProperty(el, "denominator", n.Value.Denominator.ToString());
return(el);
}
/// <summary>
/// 数字字面量
/// </summary>
/// <param name="node"></param>
public void Visit(NumberLiteralNode node)
{
Console.Write(node.Value);
}
public void NumLiteral(IToken token)
{
var numLitNode = new NumberLiteralNode(token);
_stack.Push(numLitNode);
}
public virtual void VisitNumberLiteral(NumberLiteralNode node)
{
}
private object EvaluateNode(NumberLiteralNode expression, Context context)
{
return(expression.value);
}
public abstract TResult Visit(NumberLiteralNode node, TContext context);
public Word Visit(NumberLiteralNode numberLiteralNode)
{
return(MyPrimitiveFactory.Create(numberLiteralNode.Value));
}
