Check if event is already registered

[HosseinArabbeigi]

I think this will be great if have a isRegisterd method to prevent registering for an instance multiple times.

[cesarferreira]

Hi,
I don't really have time to add features to this project, if you want to please open a pull request and I'll review it, thanks.

[HosseinArabbeigi]

Sure, I will just a few days.

[mhmdgoma]

open class func isRegistered(_ target: AnyObject, name: String) -> Bool {
    let id = UInt(bitPattern: ObjectIdentifier(target))
    return ((Static.instance.cache[id]?.filter { $0.name == name }) != nil)
}

[dan085]

@mhmdgoma hello!! this code not working when check