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Add iterator traits to bitref #3239

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Apr 22, 2022
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Add iterator traits to bitref #3239

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10 changes: 10 additions & 0 deletions lib/bitvec.h
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Original file line number Diff line number Diff line change
Expand Up @@ -130,6 +130,11 @@ class bitvec {
bool rv = self.getbit(idx);
b ? self.setbit(idx) : self.clrbit(idx);
return rv; }
using difference_type = std::ptrdiff_t;
using value_type = const bitvec;
using pointer = const bitvec*;
using reference = const bool&;
using iterator_category = std::bidirectional_iterator_tag;
};
typedef nonconst_bitref iterator;

Expand All @@ -140,6 +145,11 @@ class bitvec {
const_bitref(const bitref<const bitvec &> &a) : bitref(a) {} // NOLINT(runtime/explicit)
const_bitref(const const_bitref &a) = default;
const_bitref(const_bitref &&a) = default;
using difference_type = std::ptrdiff_t;
using value_type = const bitvec;
using pointer = const bitvec*;
using reference = const bool&;
using iterator_category = std::bidirectional_iterator_tag;
};
typedef const_bitref const_iterator;

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