eson
368447c31d
new file: LICENSE new file: README.md new file: compare/compare.go new file: for_test.go new file: heap/heap.go new file: heap/heap_test.go new file: interface.go new file: lastack/lastack.go new file: lastack/lastack_test.go new file: list/list.go new file: list/list_test.go new file: map/hashmap/hashmap.go new file: map/hashmap/hashmap_test.go new file: priority_list/iterator.go new file: priority_list/priority_list.go new file: priority_list/priority_list_test.go new file: priority_queue/iterator.go new file: priority_queue/priority_queue.go new file: priority_queue/priority_queue_test.go new file: priority_queue/vbt.go new file: priority_queue/vbt_test.go new file: priority_queuekey/iterator.go new file: priority_queuekey/priority_queuekey.go new file: priority_queuekey/priority_queuekey_test.go new file: priority_queuekey/vbt.go new file: priority_queuekey/vbt_test.go new file: set/hashset/hashset.go new file: set/hashset/hashset_test.go new file: set/treeset/treeset.go new file: set/treeset/treeset_test.go new file: sparse_array/array2/array2.go new file: sparse_array/array2/array2_test.go new file: sparse_array/array3/array3.go new file: sparse_array/array3/array3_test.go new file: sparse_array/arrayn/arrayn.go new file: sparse_array/arrayn/arrayn_test.go new file: stack/stack.go new file: stack/stack_test.go new file: tree/avl/avl.go new file: tree/avl/avl_test.go new file: tree/avl/iterator.go new file: tree/avldup/avldup.go new file: tree/avldup/avldup_test.go new file: tree/avldup/iterator.go new file: tree/avlkey/avlkey.go new file: tree/avlkey/avlkey_test.go new file: tree/avlkey/iterator.go new file: tree/avlkeydup/avlkeydup.go new file: tree/avlkeydup/avlkeydup_test.go new file: tree/avlkeydup/iterator.go new file: tree/vbt/iterator.go new file: tree/vbt/vbt.go new file: tree/vbt/vbt_test.go new file: tree/vbtkey/iterator.go new file: tree/vbtkey/vbtkey.go new file: tree/vbtkey/vbtkey_test.go
109 lines
1.5 KiB
Go
109 lines
1.5 KiB
Go
package list
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type Node struct {
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next *Node
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value interface{}
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}
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func (node *Node) Value() interface{} {
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return node.value
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}
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type List struct {
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head *Node
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size uint
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}
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func New() *List {
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return &List{}
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}
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func (l *List) Size() uint {
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return l.size
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}
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func (l *List) Push(v interface{}) {
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l.size++
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if l.head == nil {
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l.head = &Node{value: v}
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return
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}
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l.head = &Node{value: v, next: l.head}
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}
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func (l *List) PushNode(n *Node) {
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l.size++
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if l.head == nil {
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l.head = n
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return
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}
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n.next = l.head
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l.head = n
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}
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func (l *List) Pop() (result interface{}, found bool) {
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if n, ok := l.PopNode(); ok {
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return n.value, ok
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}
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return nil, false
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}
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func (l *List) PopNode() (result *Node, found bool) {
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if l.head == nil {
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return nil, false
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}
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result = l.head
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found = true
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l.head = result.next
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result.next = nil
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l.size--
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return
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}
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func (l *List) Remove(idx uint) (result *Node, found bool) {
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if l.size == 0 {
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return nil, false
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}
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if idx == 0 {
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result = l.head
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found = true
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l.head = result.next
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result.next = nil
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l.size--
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return
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}
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for cur := l.head; cur.next != nil; cur = cur.next {
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if idx == 1 {
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l.size--
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result = cur.next
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found = true
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cur.next = result.next
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result.next = nil
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return
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}
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idx--
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}
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return nil, false
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}
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func (l *List) Values() (result []interface{}) {
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l.Traversal(func(cur *Node) bool {
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result = append(result, cur.value)
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return true
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})
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return
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}
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func (l *List) Traversal(every func(*Node) bool) {
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for cur := l.head; cur != nil; cur = cur.next {
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if !every(cur) {
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break
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}
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}
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}
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