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starmap/basicrw.go

38 lines
578 B
Go

package starmap
import "errors"
func Get(key string) (interface{}, error) {
var err error
kvmu.RLock()
defer kvmu.RUnlock()
data, ok := kvMap[key]
if !ok {
err = errors.New("key not exists")
}
return data, err
}
func Store(key string, value interface{}) error {
kvmu.Lock()
defer kvmu.Unlock()
kvMap[key] = value
return nil
}
func Delete(key string) error {
kvmu.Lock()
defer kvmu.Unlock()
delete(kvMap, key)
return nil
}
func Range(run func(k string, v interface{}) bool) error {
for k, v := range kvMap {
if !run(k, v) {
break
}
}
return nil
}