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syncmap.go
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/
syncmap.go
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package syncmap
import "sync"
type Map[Tk any, Tv any] struct {
m *sync.Map
}
func New[Tk any, Tv any]() *Map[Tk, Tv] {
return &Map[Tk, Tv]{
m: &sync.Map{},
}
}
func (r *Map[Tk, Tv]) Store(name Tk, value Tv) {
r.m.Store(name, value)
}
func (r *Map[Tk, Tv]) LoadOrStore(name Tk, value Tv) (v Tv, ok bool) {
actual, loaded := r.m.LoadOrStore(name, value)
return actual.(Tv), loaded
}
func (r *Map[Tk, Tv]) Load(name Tk) (v Tv) {
load, ok := r.m.Load(name)
if ok {
v = load.(Tv)
}
return
}
func (r *Map[Tk, Tv]) Range(fn func(Tk, Tv) bool) {
r.m.Range(func(key, value any) bool {
return fn(key.(Tk), value.(Tv))
})
}
func (r *Map[Tk, Tv]) LoadAndDelete(name Tk) (v Tv) {
load, ok := r.m.LoadAndDelete(name)
if ok {
v = load.(Tv)
}
return
}
func (r *Map[Tk, Tv]) Delete(name Tk) {
r.m.Delete(name)
}
func (r *Map[Tk, Tv]) Exist(name Tk) bool {
_, ok := r.m.Load(name)
return ok
}