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Hotfix to add back advance_begin and advance_end.

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This commit is contained in:
Neil Groves
2014-08-04 17:53:14 +01:00
parent af2f17ccc5
commit c865de5aa6
5 changed files with 77 additions and 0 deletions
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20
include/boost/range/iterator_range_core.hpp
View File

@ -266,6 +266,9 @@ public:
BOOST_ASSERT(n >= difference_type());
std::advance(this->m_Begin, n);
}
// Deprecated
void pop_front() { drop_front(); }
protected:
template<class Iterator>
@ -331,6 +334,9 @@ public:
BOOST_ASSERT(n >= difference_type());
std::advance(this->m_End, -n);
}
// Deprecated
void pop_back() { drop_back(); }
};
template<class IteratorT>
@ -528,6 +534,20 @@ public:
return *this;
}
iterator_range& advance_begin(
BOOST_DEDUCED_TYPENAME base_type::difference_type n)
{
std::advance(this->m_Begin, n);
return *this;
}
iterator_range& advance_end(
BOOST_DEDUCED_TYPENAME base_type::difference_type n)
{
std::advance(this->m_End, n);
return *this;
}
protected:
//
// Allow subclasses an easy way to access the

14
include/boost/range/sub_range.hpp
View File

@ -261,6 +261,20 @@ public:
iterator_range_::operator=( static_cast<const iterator_range_&>(r) );
return *this;
}
sub_range& advance_begin(
BOOST_DEDUCED_TYPENAME base::difference_type n)
{
std::advance(this->m_Begin, n);
return *this;
}
sub_range& advance_end(
BOOST_DEDUCED_TYPENAME base::difference_type n)
{
std::advance(this->m_End, n);
return *this;
}
};
} // namespace 'boost'