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#ifndef NEWSBOAT_MATCHABLE_H_
#define NEWSBOAT_MATCHABLE_H_
#include <string>
#include "3rd-party/optional.hpp"
namespace newsboat {
class Matchable {
public:
Matchable() = default;
virtual ~Matchable() = default;
virtual nonstd::optional<std::string> attribute_value(const std::string& attr)
const =
0;
};
} // namespace newsboat
#endif /* NEWSBOAT_MATCHABLE_H_ */
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