ga/primitive.h

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#if !defined(ULTRA_GA_PRIMITIVE_H)
#define      ULTRA_GA_PRIMITIVE_H
 
#include <string>
 
#include "kernel/random.h"
#include "kernel/terminal.h"
 
namespace ultra::ga
{

class integer : public terminal
{
public:
  explicit integer(interval<int> interval = {-1000, 1000},
                   symbol::category_t category = symbol::undefined_category)
    : terminal("INTEGER", category), interval_(interval)
  {
  }
 
  [[nodiscard]] constexpr int min() const noexcept { return interval_.min; }
  [[nodiscard]] constexpr int sup() const noexcept { return interval_.sup; }
 
  [[nodiscard]] value_t instance() const final
  { return random::element(interval_); }
 
private:
  const interval<int> interval_;
};
 
}  // namespace ultra::ga
 
#endif  // include guard