Great, thanks for the update!

- Tony

> On Oct 28, 2017, at 2:35 AM, somu subscribe <somu.subscr...@gmail.com> wrote:
> 
> Hi Rod and Tony,
> 
> This looks like it has been fixed. I tried replacing the String with the 
> KeyPath and (NS)Operation seems to work like a charm.
> 
> Thank you so much guys !!! 
> 
> Love KeyPath … am so excited. :D
> 
> I will close the bug report that I created. 
> 
> Regards,
> Muthu
> 
> 
> 
> 
>> On 17 Jun 2017, at 8:02 AM, somu subscribe <somu.subscr...@gmail.com> wrote:
>> 
>> Hi Rod and Tony,
>> 
>> Thanks a lot !
>> 
>> Regards,
>> Muthu
>> 
>>> On 17 Jun 2017, at 12:11 AM, Tony Parker <anthony.par...@apple.com> wrote:
>>> 
>>> Hi Rod,
>>> 
>>> Thanks, we’re looking into it.
>>> 
>>> - Tony
>>> 
>>>> On Jun 15, 2017, at 9:14 PM, Rod Brown <rodney.bro...@icloud.com> wrote:
>>>> 
>>>> Hi Tony and Somu,
>>>> 
>>>> I have an open radar for this one which has been outstanding for a few 
>>>> months.
>>>> 
>>>> Radar #32191242
>>>> 
>>>> Hope this helps.
>>>> 
>>>> - Rod
>>>> 
>>>> 
>>>> 
>>>>> On 15 Jun 2017, at 10:27 am, Tony Parker via swift-users 
>>>>> <swift-users@swift.org> wrote:
>>>>> 
>>>>> Hi Somu,
>>>>> 
>>>>> You can certainly file a bug for us. It may be something we are already 
>>>>> tracking or already fixed, but the bug report will let us double check 
>>>>> that.
>>>>> 
>>>>> Thanks,
>>>>> - Tony
>>>>> 
>>>>>> On Jun 13, 2017, at 12:33 PM, somu subscribe via swift-users 
>>>>>> <swift-users@swift.org> wrote:
>>>>>> 
>>>>>> Thanks a lot Jordan for pointing out the root cause.
>>>>>> 
>>>>>> The underlying executing and finished properties are readonly properties.
>>>>>> 
>>>>>> For an Asynchronous operation I had to override it tell when the 
>>>>>> asynchronous operation completes. 
>>>>>> 
>>>>>> Since they are readonly properties I am unable to call the super on them 
>>>>>> to set values.
>>>>>> 
>>>>>> I can still use String, was just wondering if there was a way to do it 
>>>>>> using KeyPath. It is more out of enthusiasm to try out the KeyPath 
>>>>>> feature in the project :) 
>>>>>> 
>>>>>> Would it be appropriate to file a bug report for the implementation of 
>>>>>> Operation ?
>>>>>> 
>>>>>> Thanks and regards,
>>>>>> Muthu
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>>> On 14 Jun 2017, at 1:32 AM, Jordan Rose <jordan_r...@apple.com> wrote:
>>>>>>> 
>>>>>>> Hi, Muthu. This is a longstanding issue with Operation—the Objective-C 
>>>>>>> name of the property is just "executing", but the KVO keys that the 
>>>>>>> implementors used is "isExecuting". Swift isn't set up to deal with 
>>>>>>> this difference.
>>>>>>> 
>>>>>>> Fortunately, the base implementation of Operation already knows how to 
>>>>>>> send the KVO notifications, so you shouldn't have to override these 
>>>>>>> properties at all. If you still want to for some other reason, you can 
>>>>>>> call super instead of storing to a private property.
>>>>>>> 
>>>>>>> Hope that helps,
>>>>>>> Jordan
>>>>>>> 
>>>>>>> 
>>>>>>>> On Jun 13, 2017, at 06:40, somu subscribe via swift-users 
>>>>>>>> <swift-users@swift.org> wrote:
>>>>>>>> 
>>>>>>>> Hi,
>>>>>>>> 
>>>>>>>> I am having trouble using KeyPath to KVC (Key Value Code) in Swift 4.
>>>>>>>> 
>>>>>>>> I have a subclass of Operation and I am overriding the isFinished and 
>>>>>>>> isExecuting property.
>>>>>>>> 
>>>>>>>> Problem:
>>>>>>>> - When I use KeyPath, the completionBlock of the operation is not 
>>>>>>>> invoked.
>>>>>>>> - However when I use String instead of KeyPath, the completionBlock is 
>>>>>>>> invoked.
>>>>>>>> 
>>>>>>>> Questions:
>>>>>>>> - Am I missing something ? 
>>>>>>>> - Is there a way to fix it using KeyPath ?
>>>>>>>> 
>>>>>>>> Code:
>>>>>>>> 
>>>>>>>>     override var isExecuting : Bool {
>>>>>>>>         
>>>>>>>>         get {
>>>>>>>>             return _executing //property in the class
>>>>>>>>         }
>>>>>>>>         
>>>>>>>>         set {
>>>>>>>>             willChangeValue(for: \.isExecuting)
>>>>>>>>             _executing = newValue
>>>>>>>>             didChangeValue(for: \.isExecuting)
>>>>>>>>         }
>>>>>>>>     }
>>>>>>>>     
>>>>>>>>     override var isFinished : Bool {
>>>>>>>>         
>>>>>>>>         get {
>>>>>>>>             return _finished //property in the class
>>>>>>>>         }
>>>>>>>>         
>>>>>>>>         set {
>>>>>>>>             willChangeValue(for: \.isFinished)
>>>>>>>>             _finished = newValue
>>>>>>>>             didChangeValue(for: \.isFinished)
>>>>>>>>         }
>>>>>>>>     }
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Configuration:
>>>>>>>> - Xcode - 9.0 beta (9M136h) 
>>>>>>>> - Tested on Simulator (iOS 11)
>>>>>>>> - macOS Sierra - 10.12.5 (16F73)
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Thanks and Regards,
>>>>>>>> Muthu
>>>>>>>> _______________________________________________
>>>>>>>> swift-users mailing list
>>>>>>>> swift-users@swift.org
>>>>>>>> https://lists.swift.org/mailman/listinfo/swift-users
>>>>>>> 
>>>>>> 
>>>>>> _______________________________________________
>>>>>> swift-users mailing list
>>>>>> swift-users@swift.org
>>>>>> https://lists.swift.org/mailman/listinfo/swift-users
>>>>> 
>>>>> _______________________________________________
>>>>> swift-users mailing list
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>>>> 
>>> 
> 
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