using System;
using System.Collections.Generic;
using System.Text;

namespace NewLanguage
{
    public class ExprListNode : NodeBase
    {
        public List<ExprNode> Nodes = new List<ExprNode>();

        public ExprListNode() 
        {
        }

        public void Add(ExprNode node)
        {
            Nodes.Add(node);
        }

        public override string ToString() 
        {
            StringBuilder sb = new StringBuilder("<expr-list ");
            foreach (ExprNode node in Nodes)
                sb.AppendFormat("{0}, ", node);
            sb.Length -= 2;
            sb.Append(">");
            return sb.ToString();
        }
    }
}