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#pragma once
#include "indexer/feature.hpp"
#include <memory>
#include <string>
#include <vector>
namespace drule
{
// Runtime feature style selector absract interface.
class ISelector
{
public:
virtual ~ISelector() = default;
// If ISelector.Test returns true then style is applicable for the feature,
// otherwise, if ISelector.Test returns false, style cannot be applied to the feature.
virtual bool Test(FeatureType & ft) const = 0;
};
// Factory method which builds ISelector from a string.
std::unique_ptr<ISelector> ParseSelector(std::string const & str);
// Factory method which builds composite ISelector from a set of string.
std::unique_ptr<ISelector> ParseSelector(std::vector<std::string> const & strs);
} // namespace drule
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