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Add post fix/prefix operator++ and arbitrary operator+-

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Doyle T
2018-07-24 20:44:01 +10:00
parent fc11e9ac0e
commit 71a1446fe0
2 changed files with 47 additions and 9 deletions
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dqn.h
+7 -2
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@@ -2709,11 +2709,16 @@ DQN_VHASH_TABLE_TEMPLATE struct DqnVHashTable
bool operator!=(Iterator const &other) const { return !Equals(GetCurrEntry()->key, other.GetCurrEntry()->key); }
Item &operator* () const { return *GetCurrItem(); }
Iterator operator++() { if (++indexInBucket >= GetCurrBucket()->entryIndex) { indexInBucket = 0; indexInIndexesOfUsedBuckets++; } return *this; }
Iterator &operator++() { if (++indexInBucket >= GetCurrBucket()->entryIndex) { indexInBucket = 0; indexInIndexesOfUsedBuckets++; } return *this; }
Iterator &operator--() { if (--indexInBucket < 0) { indexInBucket = 0; indexInIndexesOfUsedBuckets = DQN_MAX(--indexInIndexesOfUsedBuckets, 0); } return *this; }
Iterator operator++(int) { Iterator result = *this; ++(*this); return result; }
Iterator operator--(int) { Iterator result = *this; --(*this); return result; }
Iterator operator+ (int offset) const { Iterator result = *this; DQN_FOR_EACH(i, offset) { (offset > 0) ? ++result : --result; } return result; } // TODO(doyle): Improve
Iterator operator- (int offset) const { Iterator result = *this; DQN_FOR_EACH(i, offset) { (offset > 0) ? --result : ++result; } return result; } // TODO(doyle): Improve
};
Iterator begin() { return Iterator(this); }
Iterator end() { isize lastBucketIndex = indexesOfUsedBuckets[indexInIndexesOfUsedBuckets - 1]; isize lastIndexInBucket = DQN_MAX((buckets + lastBucketIndex)->entryIndex - 1, 0); return Iterator(this, DQN_MAX(lastBucketIndex, 0), DQN_MAX(lastIndexInBucket, 0)); }
Iterator end() { isize lastBucketIndex = indexesOfUsedBuckets[indexInIndexesOfUsedBuckets - 1]; isize lastIndexInBucket = (buckets + lastBucketIndex)->entryIndex - 1; return Iterator(this, DQN_MAX(lastBucketIndex, 0), DQN_MAX(lastIndexInBucket, 0)); }
};
DQN_VHASH_TABLE_TEMPLATE void DQN_VHASH_TABLE_DECL::LazyInit(isize size)