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[headers] Add const version counted's iterators

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To allow for use of a const counted<T>, add const iterator versions of
begin() and end()
This commit is contained in:
Justin C. Miller
2021-08-01 14:27:56 -07:00
parent 59d7271fb5
commit 76beee62c3
1 changed files with 7 additions and 0 deletions
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7
src/include/counted.h
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@@ -20,12 +20,19 @@ struct counted
inline const T & operator [] (int i) const { return pointer[i]; } inline const T & operator [] (int i) const { return pointer[i]; }
using iterator = offset_iterator<T>; using iterator = offset_iterator<T>;
using const_iterator = const_offset_iterator<T>;
/// Return an iterator to the beginning of the array /// Return an iterator to the beginning of the array
inline iterator begin() { return iterator(pointer, sizeof(T)); } inline iterator begin() { return iterator(pointer, sizeof(T)); }
/// Return an iterator to the end of the array /// Return an iterator to the end of the array
inline iterator end() { return offset_ptr<T>(pointer, sizeof(T)*count); } inline iterator end() { return offset_ptr<T>(pointer, sizeof(T)*count); }
/// Return an iterator to the beginning of the array
inline const_iterator begin() const { return const_iterator(pointer, sizeof(T)); }
/// Return an iterator to the end of the array
inline const_iterator end() const { return offset_ptr<const T>(pointer, sizeof(T)*count); }
}; };
/// Specialize for `void` which cannot be indexed or iterated /// Specialize for `void` which cannot be indexed or iterated