object_iterator.h

#ifndef SIMDJSON_GENERIC_ONDEMAND_OBJECT_ITERATOR_H
 
#ifndef SIMDJSON_CONDITIONAL_INCLUDE
#define SIMDJSON_GENERIC_ONDEMAND_OBJECT_ITERATOR_H
#include "simdjson/generic/ondemand/base.h"
#include "simdjson/generic/implementation_simdjson_result_base.h"
#include "simdjson/generic/ondemand/value_iterator.h"
#endif // SIMDJSON_CONDITIONAL_INCLUDE
 
namespace simdjson {
namespace SIMDJSON_IMPLEMENTATION {
namespace ondemand {
 
class object_iterator {
public:
  simdjson_inline object_iterator() noexcept = default;
 
#if SIMDJSON_DEVELOPMENT_CHECKS
   simdjson_inline ~object_iterator() noexcept;
 
   simdjson_inline object_iterator(object_iterator&&) noexcept;
   simdjson_inline object_iterator& operator=(object_iterator&&) noexcept;
   simdjson_inline object_iterator(const object_iterator&) noexcept;
   simdjson_inline object_iterator& operator=(const object_iterator&) noexcept;
#endif
 
  //
  // Iterator interface
  //
 
  // Reads key and value, yielding them to the user.
  // MUST ONLY BE CALLED ONCE PER ITERATION.
  simdjson_inline simdjson_result<field> operator*() noexcept;
  // Assumes it's being compared with the end. true if depth < iter->depth.
  simdjson_inline bool operator==(const object_iterator &) const noexcept;
  // Assumes it's being compared with the end. true if depth >= iter->depth.
  simdjson_inline bool operator!=(const object_iterator &) const noexcept;
  // Checks for ']' and ','
  // YOU MUST NOT CALL THIS IF operator* YIELDED AN ERROR.
  // YOU MUST NOT CALL THIS WITHOUT A CORRESPONDING operator* CALL.
  simdjson_inline object_iterator &operator++() noexcept;
 
private:
#if SIMDJSON_DEVELOPMENT_CHECKS
   bool has_been_referenced{false};
   object* parent{nullptr};
 
   simdjson_inline object_iterator(const value_iterator &_iter, object* _parent) noexcept;
#endif
  value_iterator iter{};
 
  simdjson_inline object_iterator(const value_iterator &iter) noexcept;
  friend struct simdjson_result<object_iterator>;
  friend class object;
};
 
} // namespace ondemand
} // namespace SIMDJSON_IMPLEMENTATION
} // namespace simdjson
 
namespace simdjson {
 
template<>
struct simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> : public SIMDJSON_IMPLEMENTATION::implementation_simdjson_result_base<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> {
public:
  simdjson_inline simdjson_result(SIMDJSON_IMPLEMENTATION::ondemand::object_iterator &&value) noexcept; 
  simdjson_inline simdjson_result(error_code error) noexcept; 
  simdjson_inline simdjson_result() noexcept = default;
 
  //
  // Iterator interface
  //
 
  // Reads key and value, yielding them to the user.
  simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::field> operator*() noexcept; // MUST ONLY BE CALLED ONCE PER ITERATION.
  // Assumes it's being compared with the end. true if depth < iter->depth.
  simdjson_inline bool operator==(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &) const noexcept;
  // Assumes it's being compared with the end. true if depth >= iter->depth.
  simdjson_inline bool operator!=(const simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &) const noexcept;
  // Checks for ']' and ','
  simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::object_iterator> &operator++() noexcept;
};
 
} // namespace simdjson
 
#endif // SIMDJSON_GENERIC_ONDEMAND_OBJECT_ITERATOR_H