/// <summary>
/// 添加一个候选式函数对象的所有委托到本对象
/// </summary>
/// <param name="function"></param>
public void Add(CandidateFunction <TEnumTokenType, TEnumVType, TTreeNodeValue> function)
{
if (function != null)
{
this.m_CandidateFunc += function.m_CandidateFunc;
}
}
/// <summary>
/// 设置给定语法类型、单词类型所对应的分析函数
/// </summary>
/// <param name="leftNode"></param>
/// <param name="nextLeave"></param>
/// <param name="function"></param>
public void SetCell(TEnumVType leftNode, TEnumTokenType nextLeave,
CandidateFunction <TEnumTokenType, TEnumVType, TTreeNodeValue> function)
{
//SetCell(this.m_LeftNodes[leftNode], this.m_NextLeaves[nextLeave], function);
string key = leftNode.ToString() + "+" + nextLeave.ToString();
m_ParserMap.Add(key, function);
}
/// <summary>
/// 设置给定行、列位置的分析函数
/// </summary>
/// <param name="line"></param>
/// <param name="column"></param>
/// <param name="function"></param>
public void SetCell(int line, int column, CandidateFunction <TEnumTokenType, TEnumVType, TTreeNodeValue> function)
{
//if (0 <= line && line < this.m_LineCount)
//{
// if (0 <= column && column < this.m_ColumnCount)
// this.m_ParserMap[line, column] = function;
// else
// throw new ArgumentOutOfRangeException("column", column, "LL1分析表列数设置错误！");
//}
//else
// throw new ArgumentOutOfRangeException("line", line, "LL1分析表行数设置错误！");
}
/// <summary>
/// 获取处理函数
/// </summary>
/// <param name="leftNode">当前结非终点类型</param>
/// <param name="nextLeave">要处理的终结点类型</param>
/// <returns></returns>
public CandidateFunction <TEnumTokenType, TEnumVType, TTreeNodeValue> GetFunction(TEnumVType leftNode, TEnumTokenType nextLeave)
{
//#if DEBUG
// if (this.m_LeftNodes.ContainsKey(leftNode)
// && this.m_NextLeaves.ContainsKey(nextLeave))
//#endif
// return this.GetFunction(this.m_LeftNodes[leftNode], this.m_NextLeaves[nextLeave]);
//#if DEBUG
// else
// return null;
//#endif
string key = leftNode.ToString() + "+" + nextLeave.ToString();
CandidateFunction <TEnumTokenType, TEnumVType, TTreeNodeValue> value = null;
if (m_ParserMap.TryGetValue(key, out value))
{
return(value);
}
else
{
return(new CandidateFunction <TEnumTokenType, TEnumVType, TTreeNodeValue>(null));// TODO:将来这里可以放对语法错误进行分析的函数
}
}
