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Add missing types to counting_iterator

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Victor Zverovich 2018-01-20 06:40:42 -08:00
parent 64b349aee2
commit 72606f2391
1 changed files with 6 additions and 0 deletions
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6
include/fmt/format.h
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@ -628,6 +628,12 @@ class counting_iterator {
mutable T blackhole_;
public:
using iterator_category = std::output_iterator_tag;
using value_type = T;
using difference_type = std::ptrdiff_t;
using pointer = T*;
using reference = T&;
explicit counting_iterator(std::size_t &count): count_(count) {}
counting_iterator(const counting_iterator &other): count_(other.count_) {}