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intrusive_list: explicitly default relevant constructors

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Lioncash 2016-08-16 23:50:17 -04:00 committed by MerryMage
parent cbd99e4367
commit 9690d1423d
1 changed files with 17 additions and 21 deletions
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38
src/common/intrusive_list.h
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@ -23,7 +23,6 @@ template <typename T> class IntrusiveListConstIterator;
template <typename T>
class IntrusiveListNode {
public:
IntrusiveListNode() : next(this), prev(this) {}
void UnlinkFromList() {
prev->next = next;
next->prev = prev;
@ -31,12 +30,13 @@ public:
next = prev = nullptr;
#endif
}
private:
friend class IntrusiveList<T>;
friend class IntrusiveListIterator<T>;
friend class IntrusiveListConstIterator<T>;
IntrusiveListNode<T>* next;
IntrusiveListNode<T>* prev;
IntrusiveListNode* next = this;
IntrusiveListNode* prev = this;
};
template <typename T>
@ -125,13 +125,11 @@ private:
template <typename T>
class IntrusiveListIterator {
public:
IntrusiveListIterator() : root(nullptr), node(nullptr) {}
IntrusiveListIterator(IntrusiveList<T>* list, IntrusiveListNode<T>* node) : root(list->root.get()), node(node) {}
IntrusiveListIterator(const IntrusiveListIterator& other) : root(other.root), node(other.node) {}
IntrusiveListIterator& operator=(IntrusiveListIterator other) {
std::swap(root, other.root);
std::swap(node, other.node);
return *this;
IntrusiveListIterator() = default;
IntrusiveListIterator(const IntrusiveListIterator& other) = default;
IntrusiveListIterator& operator=(const IntrusiveListIterator& other) = default;
IntrusiveListIterator(IntrusiveList<T>* list, IntrusiveListNode<T>* node) : root(list->root.get()), node(node) {
}
IntrusiveListIterator& operator++() {
@ -180,20 +178,18 @@ public:
private:
friend class IntrusiveList<T>;
IntrusiveListNode<T>* root;
IntrusiveListNode<T>* node;
IntrusiveListNode<T>* root = nullptr;
IntrusiveListNode<T>* node = nullptr;
};
template <typename T>
class IntrusiveListConstIterator {
public:
IntrusiveListConstIterator() : root(nullptr), node(nullptr) {}
IntrusiveListConstIterator(const IntrusiveList<T>* list, IntrusiveListNode<T>* node) : root(list->root.get()), node(node) {}
IntrusiveListConstIterator(const IntrusiveListConstIterator& other) : root(other.root), node(other.node) {}
IntrusiveListConstIterator& operator=(IntrusiveListConstIterator other) {
std::swap(root, other.root);
std::swap(node, other.node);
return *this;
IntrusiveListConstIterator() = default;
IntrusiveListConstIterator(const IntrusiveListConstIterator& other) = default;
IntrusiveListConstIterator& operator=(const IntrusiveListConstIterator& other) = default;
IntrusiveListConstIterator(const IntrusiveList<T>* list, IntrusiveListNode<T>* node) : root(list->root.get()), node(node) {
}
IntrusiveListConstIterator& operator++() {
@ -234,8 +230,8 @@ public:
private:
friend class IntrusiveList<T>;
IntrusiveListNode<T>* root;
IntrusiveListNode<T>* node;
IntrusiveListNode<T>* root = nullptr;
IntrusiveListNode<T>* node = nullptr;
};
template <typename T>