#include "object.h"

ObjectBase* Arifm_Add(ObjectList* input);
ObjectBase* Arifm_Sub(ObjectList* input);
ObjectBase* Arifm_Mul(ObjectList* input);
ObjectBase* Arifm_Div(ObjectList* input);
ObjectBase* Arifm_Pow(ObjectList* input);
ObjectBase* Arifm_Neg(ObjectList* input);
ObjectBase* Arifm_Pos(ObjectList* input);

template<class T>
ObjectBase* Get(ObjectList* input)
{
 if(input->Size()!=2) return 0;
 const ObjectBase* ob=input->At(0);
 const ObjectBase* name=input->At(1);
 if( (!IS_OTYPE(ob,T)) || (!IS_OTYPE(name,ObjectString)) ) return 0;

 return dynamic_cast<const T*>(ob)->Get(dynamic_cast<const ObjectString*>(name)->Value());
}