regex.hpp

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#pragma once
 
/// @file userver/utils/regex.hpp
/// @brief @copybrief utils::regex
 
#include <string>
 
#include <userver/utils/fast_pimpl.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace utils {
 
/// @ingroup userver_universal userver_containers
///
/// @brief Small alias for boost::regex / std::regex without huge includes
class regex final {
 public:
  regex();
  explicit regex(std::string_view pattern);
 
  ~regex();
 
  regex(const regex&);
  regex(regex&&) noexcept;
 
  regex& operator=(const regex&);
  regex& operator=(regex&&) noexcept;
 
 private:
  struct Impl;
  utils::FastPimpl<Impl, 16, 8> impl_;
 
  friend bool regex_match(std::string_view str, const regex& pattern);
  friend bool regex_search(std::string_view str, const regex& pattern);
};
 
/// @brief Determines whether the regular expression matches the entire target
/// character sequence
bool regex_match(std::string_view str, const regex& pattern);
 
/// @brief Determines whether the regular expression matches anywhere in the
/// target character sequence
bool regex_search(std::string_view str, const regex& pattern);
 
}  // namespace utils
 
USERVER_NAMESPACE_END