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author | Daniel Friesel <daniel.friesel@uos.de> | 2020-09-07 12:57:04 +0200 |
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committer | Daniel Friesel <daniel.friesel@uos.de> | 2020-09-07 12:57:04 +0200 |
commit | 0558244645611f314f47e0fa427f7323ce253eaf (patch) | |
tree | 824bcd55ec8577703345106d0a08e167407500a7 /include/lib/modernjson/detail/iterators/primitive_iterator.hpp | |
parent | 0248c6352f2117e50fac71dd632a79d8fa4f8737 (diff) |
remove external libraries from main branch
Diffstat (limited to 'include/lib/modernjson/detail/iterators/primitive_iterator.hpp')
-rw-r--r-- | include/lib/modernjson/detail/iterators/primitive_iterator.hpp | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/include/lib/modernjson/detail/iterators/primitive_iterator.hpp b/include/lib/modernjson/detail/iterators/primitive_iterator.hpp deleted file mode 100644 index 28d6f1a..0000000 --- a/include/lib/modernjson/detail/iterators/primitive_iterator.hpp +++ /dev/null @@ -1,120 +0,0 @@ -#pragma once - -#include <cstddef> // ptrdiff_t -#include <limits> // numeric_limits - -namespace nlohmann -{ -namespace detail -{ -/* -@brief an iterator for primitive JSON types - -This class models an iterator for primitive JSON types (boolean, number, -string). It's only purpose is to allow the iterator/const_iterator classes -to "iterate" over primitive values. Internally, the iterator is modeled by -a `difference_type` variable. Value begin_value (`0`) models the begin, -end_value (`1`) models past the end. -*/ -class primitive_iterator_t -{ - private: - using difference_type = std::ptrdiff_t; - static constexpr difference_type begin_value = 0; - static constexpr difference_type end_value = begin_value + 1; - - /// iterator as signed integer type - difference_type m_it = (std::numeric_limits<std::ptrdiff_t>::min)(); - - public: - constexpr difference_type get_value() const noexcept - { - return m_it; - } - - /// set iterator to a defined beginning - void set_begin() noexcept - { - m_it = begin_value; - } - - /// set iterator to a defined past the end - void set_end() noexcept - { - m_it = end_value; - } - - /// return whether the iterator can be dereferenced - constexpr bool is_begin() const noexcept - { - return m_it == begin_value; - } - - /// return whether the iterator is at end - constexpr bool is_end() const noexcept - { - return m_it == end_value; - } - - friend constexpr bool operator==(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept - { - return lhs.m_it == rhs.m_it; - } - - friend constexpr bool operator<(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept - { - return lhs.m_it < rhs.m_it; - } - - primitive_iterator_t operator+(difference_type n) noexcept - { - auto result = *this; - result += n; - return result; - } - - friend constexpr difference_type operator-(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept - { - return lhs.m_it - rhs.m_it; - } - - primitive_iterator_t& operator++() noexcept - { - ++m_it; - return *this; - } - - primitive_iterator_t const operator++(int) noexcept - { - auto result = *this; - ++m_it; - return result; - } - - primitive_iterator_t& operator--() noexcept - { - --m_it; - return *this; - } - - primitive_iterator_t const operator--(int) noexcept - { - auto result = *this; - --m_it; - return result; - } - - primitive_iterator_t& operator+=(difference_type n) noexcept - { - m_it += n; - return *this; - } - - primitive_iterator_t& operator-=(difference_type n) noexcept - { - m_it -= n; - return *this; - } -}; -} // namespace detail -} // namespace nlohmann |