#ifndef MIN_H
#define MIN_H

#include "Expression.h"

template<class T>
struct Min : public Expression<T> {
  Min(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 ? left : right;
  }
  
  private:
  Expression<T>* _left;
  Expression<T>* _right;
};

#endif