public override string ToString()
{
if (IsAssignTo)
{
return(ValueExp.ToString() + "=>" + ToExp.ToString());
}
else
{
return(ToExp.ToString() + "=" + ValueExp.ToString());
}
}
protected override void AnalyBody()
{
ValueExp = AnalySubExp(ValueExp);
ToExp = AnalyToExp();
if (ToExp is ExpBracketWrapOne)
{
ToExp = ((ExpBracketWrapOne)ToExp).VarExp;
}
if (ValueExp is ExpBracketWrapOne)
{
ValueExp = ((ExpBracketWrapOne)ValueExp).VarExp;
}
else if (ValueExp is ExpBracket)
{
ValueExp = ((ExpBracket)ValueExp).UnBracket();
}
if (ToExp is ExpDe || ToExp is ExpDi)
{
AnalyToExp_DeDi();
}
else if (ToExp is ExpVarBase)
{
//没有错误，不需要提示错误
}
else if (ToExp is ExpEachItem)
{
//没有错误，不需要提示错误
}
else if (ToExp is ExpUseEnumItem)
{
Errorf(this.ToExp.Position, "约定值'{0}'不能被赋值", ToExp.ToString());
}
else
{
Errorf(this.ToExp.Position, "该表达式不能被赋值");
}
this.RetType = ZLangBasicTypes.ZVOID;
NewValueExp = ValueExp;
AnalyArgLambda();
}