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Enable interoperability between iterators

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This commit is contained in:
King_DuckZ 2016-02-16 18:12:26 +01:00
parent b34070f23c
commit 84a2617c24
2 changed files with 22 additions and 2 deletions
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8
include/dindexer-machinery/set_listing.hpp
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@ -33,9 +33,11 @@ namespace mchlib {
class DirIterator : public boost::iterator_facade<DirIterator<Const>, FileRecordData, boost::forward_traversal_tag> {
friend class mchlib::SetListingView;
friend class boost::iterator_core_access;
template <bool> friend class DirIterator;
typedef boost::iterator_facade<DirIterator<Const>, FileRecordData, boost::random_access_traversal_tag> base_class;
typedef typename base_class::difference_type difference_type;
typedef typename base_class::reference reference;
struct enabler {};
public:
typedef typename std::conditional<
Const,
@ -44,13 +46,17 @@ namespace mchlib {
>::type VecIterator;
DirIterator ( DirIterator<Const>&& parOther );
template <bool OtherConst>
DirIterator ( DirIterator<OtherConst>&& parOther, typename std::enable_if<std::is_convertible<typename DirIterator<OtherConst>::VecIterator, VecIterator>::value, enabler>::type = enabler() );
DirIterator ( VecIterator parBegin, VecIterator parEnd, std::unique_ptr<PathName>&& parBasePath );
~DirIterator ( void ) noexcept;
private:
void increment ( void );
difference_type distance_to ( const DirIterator<Const>& parOther ) const;
bool equal ( const DirIterator<Const>& parOther ) const;
template <bool OtherConst>
bool equal ( const DirIterator<OtherConst>& parOther ) const;
reference dereference ( void ) const;
bool is_end ( void ) const;