using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Future.Contract
{
    /// <summary>
    /// 迭代空间的公共基类，可以使用Continue和Break实现迭代控制
    /// </summary>
    public abstract class LoopInstructBase : StructInstructBase
    {
        public ELoopState LoopState { get;  internal set; }

        /// <summary>
        /// 执行迭代逻辑
        /// </summary>
        /// <param name="outChannels">信息输出管道，可以向其中输出信息</param>
        /// <returns></returns>
        protected sealed override InstructResult DoExecute(IEnumerable<IOutputChannel> outChannels)
        {
            //if()
            return this.DoLoop(outChannels);
        }

        protected abstract InstructResult DoLoop(IEnumerable<IOutputChannel> outChannels);
    }
}