[cl-containers-devel] insert-new-item should apply key to item

Gary King gwking at metabang.com
Sat Jun 21 13:06:13 UTC 2008


You're welcome. I just wish I had time to do more than just  
maintain... oh well. There's always the future!

On Jun 21, 2008, at 7:08 AM, Daniel Dickison wrote:

> Thank you for the quick action. It's great to see that you're  
> actively maintaining the library :-)
>
>
> On Jun 20, 2008, at 9:37, Gary King <gwking at metabang.com> wrote:
>
>> Daniel,
>>
>> Your patch went out last night. Thanks again.
>>
>> On Jun 18, 2008, at 9:33 PM, Daniel Dickison wrote:
>>
>>> I just started using cl-containers and found insert-new-item to be  
>>> a bit puzzling when used with a container with a specified :key.   
>>> Namely, I think insert-new-item should apply the key function to  
>>> the new item in addition to applying it to the items already in  
>>> the container.  Otherwise, you get weirdness like:
>>>
>>> CL-USER> (defparameter foo (make-instance 'cl-containers:sorted- 
>>> list-container
>>>                                        :test #'equalp
>>>                                        :key #'car))
>>> FOO
>>> CL-USER> (cl-containers:insert-new-item foo '(1 a))
>>> CL-USER> (cl-containers:print-container foo)
>>> ((1 A))
>>> CL-USER> (cl-containers:insert-new-item foo '(1 a))
>>> CL-USER> (cl-containers:print-container foo)
>>> ((1 A) (1 A))
>>>
>>> I think it makes sense to apply the key to the new item in all  
>>> cases, but there might be some case I'm not thinking of.  Attached  
>>> is a patch.
>>>
>>> Daniel
>>>
>>> P.S. What's a good file extension for darcs patches?
>>>
>>> <insert-new-item.changes>
>>> _______________________________________________
>>> cl-containers-devel mailing list
>>> cl-containers-devel at common-lisp.net
>>> http://common-lisp.net/cgi-bin/mailman/listinfo/cl-containers-devel
>>
>> --
>> Gary Warren King, metabang.com
>> Cell: (413) 559 8738
>> Fax: (206) 338-4052
>> gwkkwg on Skype * garethsan on AIM
>>
>>
>>
>>
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--
Gary Warren King, metabang.com
Cell: (413) 559 8738
Fax: (206) 338-4052
gwkkwg on Skype * garethsan on AIM







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