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Implement iterator_traits in ENUM_ITERATOR

This commit is contained in:
Mikolaj Wielgus 2022-11-20 06:59:54 +01:00
parent 6f90a63381
commit d89745ca21
1 changed files with 8 additions and 0 deletions
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8
include/enum_vector.h
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@ -21,6 +21,7 @@
#ifndef ENUM_VECTOR_H
#define ENUM_VECTOR_H
#include <iterator>
#include <type_traits>
/**
@ -74,6 +75,12 @@ class ENUM_ITERATOR
int val;
public:
using value_type = T;
using difference_type = std::ptrdiff_t;
using pointer = T*;
using reference = T&;
using iterator_category = std::input_iterator_tag;
ENUM_ITERATOR( const T& f ) : val( static_cast<val_t>( f ) ) {}
ENUM_ITERATOR() : val( static_cast<val_t>( beginVal ) ) {}
ENUM_ITERATOR operator++()
@ -85,6 +92,7 @@ public:
T operator*() { return static_cast<T>( val ); }
ENUM_ITERATOR begin() { return *this; }
ENUM_ITERATOR end() { return ENUM_ITERATOR( endVal ); }
bool operator==( const ENUM_ITERATOR& aIt ) { return val == aIt.val; }
bool operator!=( const ENUM_ITERATOR& aIt ) { return val != aIt.val; }
};