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key/value function for iterators (#46)
Currently only support iterator and const_iterator. reverse_iterator and const_reverse_iterator to be implemented soon.
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46
src/json.hpp
46
src/json.hpp
@ -2137,6 +2137,7 @@ class basic_json
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return *this;
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}
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private:
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/// set the iterator to the first value
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inline void set_begin() noexcept
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{
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@ -2194,6 +2195,7 @@ class basic_json
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}
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}
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public:
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/// return a reference to the value pointed to by the iterator
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inline reference operator*()
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{
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@ -2559,6 +2561,27 @@ class basic_json
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}
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}
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inline typename object_t::key_type key() const
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{
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switch (m_object->m_type)
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{
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case (basic_json::value_t::object):
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{
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return m_it.object_iterator->first;
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}
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default:
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{
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throw std::domain_error("cannot use key() for non-object iterators");
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}
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}
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}
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inline reference value()
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{
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return operator*();
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}
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private:
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/// associated JSON instance
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pointer m_object = nullptr;
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@ -2654,6 +2677,7 @@ class basic_json
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return *this;
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}
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private:
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/// set the iterator to the first value
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inline void set_begin() noexcept
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{
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@ -2711,6 +2735,7 @@ class basic_json
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}
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}
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public:
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/// return a reference to the value pointed to by the iterator
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inline reference operator*() const
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{
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@ -3071,6 +3096,27 @@ class basic_json
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}
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}
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inline typename object_t::key_type key() const
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{
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switch (m_object->m_type)
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{
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case (basic_json::value_t::object):
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{
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return m_it.object_iterator->first;
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}
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default:
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{
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throw std::domain_error("cannot use key() for non-object iterators");
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}
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}
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}
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inline reference value() const
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{
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return operator*();
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}
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private:
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/// associated JSON instance
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pointer m_object = nullptr;
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