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#ifndef MAX_H
#define MAX_H
#include "Expression.h"
template<class T>
struct Max : public Expression<T> {
Max(Expression<T>* left, Expression<T>* right)
: _left(left), _right(right) { }
T eval(const std::map<std::string, T>& mappings) const {
T left = _left->eval(mappings);
T right = _right->eval(mappings);
return left < right ? right : left;
}
private:
Expression<T>* _left;
Expression<T>* _right;
};
#endif
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