Created
December 28, 2017 20:11
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| func Cacher(f interface{}, expiration time.Duration) (interface{}, error) { | |
| ft := reflect.TypeOf(f) | |
| if ft.Kind() != reflect.Func { | |
| return nil, errors.New("Only for functions") | |
| } | |
| return f, nil | |
| } |
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