GenericMemberIterator: allow mixed-constness comparisons and differences

This commit is contained in:
Philipp A. Hartmann 2014-08-21 10:45:23 +02:00
parent 618fe2f4fc
commit 26c24d0bd9

View File

@ -118,9 +118,9 @@ public:
//! Iterator type itself
typedef GenericMemberIterator Iterator;
//! Constant iterator type
typedef GenericMemberIterator<true,Encoding,Allocator> ConstType;
typedef GenericMemberIterator<true,Encoding,Allocator> ConstIterator;
//! Non-constant iterator type
typedef GenericMemberIterator<false,Encoding,Allocator> NonConstType;
typedef GenericMemberIterator<false,Encoding,Allocator> NonConstIterator;
//! Pointer to (const) GenericMember
typedef typename BaseType::pointer Pointer;
@ -151,7 +151,7 @@ public:
constructor effectively defines a regular copy-constructor.
Otherwise, the copy constructor is implicitly defined.
*/
GenericMemberIterator(const NonConstType & it) : ptr_( it.ptr_ ) {}
GenericMemberIterator(const NonConstIterator & it) : ptr_(it.ptr_) {}
//! @name stepping
//@{
@ -172,12 +172,12 @@ public:
//! @name relations
//@{
bool operator==(Iterator that) const { return ptr_ == that.ptr_; }
bool operator!=(Iterator that) const { return ptr_ != that.ptr_; }
bool operator<=(Iterator that) const { return ptr_ <= that.ptr_; }
bool operator>=(Iterator that) const { return ptr_ >= that.ptr_; }
bool operator< (Iterator that) const { return ptr_ < that.ptr_; }
bool operator> (Iterator that) const { return ptr_ > that.ptr_; }
bool operator==(ConstIterator that) const { return ptr_ == that.ptr_; }
bool operator!=(ConstIterator that) const { return ptr_ != that.ptr_; }
bool operator<=(ConstIterator that) const { return ptr_ <= that.ptr_; }
bool operator>=(ConstIterator that) const { return ptr_ >= that.ptr_; }
bool operator< (ConstIterator that) const { return ptr_ < that.ptr_; }
bool operator> (ConstIterator that) const { return ptr_ > that.ptr_; }
//@}
//! @name dereference
@ -188,7 +188,7 @@ public:
//@}
//! Distance
DifferenceType operator-(Iterator that) const { return ptr_-that.ptr_; }
DifferenceType operator-(ConstIterator that) const { return ptr_-that.ptr_; }
private:
//! Internal constructor from plain pointer