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refs #852 Added reverse iterators to CRange and CSequence.

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This commit is contained in:
Mathew Sutcliffe
2017-01-09 01:33:01 +00:00
parent ec44c100b7
commit 4d30ce40c7
2 changed files with 33 additions and 0 deletions
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13
src/blackmisc/range.h
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@@ -180,6 +180,8 @@ namespace BlackMisc
typedef const value_type *const_pointer;
typedef I const_iterator;
typedef I iterator;
typedef std::reverse_iterator<I> const_reverse_iterator;
typedef std::reverse_iterator<I> reverse_iterator;
typedef typename std::iterator_traits<I>::difference_type difference_type;
//! @}
@@ -194,6 +196,17 @@ namespace BlackMisc
const_iterator cend() const { return m_end; }
//! @}
//! Reverse begin and end iterators.
//! @{
const_reverse_iterator rbegin() const { return const_reverse_iterator(m_end); }
const_reverse_iterator crbegin() const { return const_reverse_iterator(m_end); }
const_reverse_iterator rend() const { return const_reverse_iterator(m_begin); }
const_reverse_iterator crend() const { return const_reverse_iterator(m_begin); }
//! @}
//! Create a range from reverse iterators.
CRange<const_reverse_iterator> reverse() const { return { rbegin(), rend() }; }
//! Implicit conversion to any container of value_type which supports push_back. This will copy elements.
template <class T, class = std::enable_if_t<std::is_convertible<value_type, typename T::value_type>::value>>
operator T() const