Override n + iterator operator in the iterator

This commit is contained in:
HenryLee 2017-05-27 01:56:20 +10:00
parent c4e399ce0a
commit f0cc4ef72b

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@ -9317,18 +9317,29 @@ class basic_json
@brief add to iterator
@pre The iterator is initialized; i.e. `m_object != nullptr`.
*/
iter_impl operator+(difference_type i)
iter_impl operator+(difference_type i) const
{
auto result = *this;
result += i;
return result;
}
/*!
@brief addition of distance and iterator
@pre The iterator is initialized; i.e. `m_object != nullptr`.
*/
friend iter_impl operator+(difference_type i, const iter_impl& it)
{
auto result = it;
result += i;
return result;
}
/*!
@brief subtract from iterator
@pre The iterator is initialized; i.e. `m_object != nullptr`.
*/
iter_impl operator-(difference_type i)
iter_impl operator-(difference_type i) const
{
auto result = *this;
result -= i;