mirror of
https://github.com/SagerNet/sing-box.git
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50 lines
851 B
Go
50 lines
851 B
Go
package compatible
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import "sync"
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// Map is a generics sync.Map
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type Map[K comparable, V any] struct {
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m sync.Map
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}
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func (m *Map[K, V]) Load(key K) (V, bool) {
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v, ok := m.m.Load(key)
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if !ok {
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return *new(V), false
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}
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return v.(V), ok
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}
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func (m *Map[K, V]) Store(key K, value V) {
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m.m.Store(key, value)
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}
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func (m *Map[K, V]) Delete(key K) {
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m.m.Delete(key)
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}
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func (m *Map[K, V]) Range(f func(key K, value V) bool) {
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m.m.Range(func(key, value any) bool {
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return f(key.(K), value.(V))
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})
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}
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func (m *Map[K, V]) LoadOrStore(key K, value V) (V, bool) {
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v, ok := m.m.LoadOrStore(key, value)
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return v.(V), ok
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}
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func (m *Map[K, V]) LoadAndDelete(key K) (V, bool) {
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v, ok := m.m.LoadAndDelete(key)
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if !ok {
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return *new(V), false
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}
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return v.(V), ok
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}
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func New[K comparable, V any]() *Map[K, V] {
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return &Map[K, V]{m: sync.Map{}}
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}
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