In core.logic we have a protocol called IUninitialized that you can
implement. That works well enough for our needs.
On Saturday, December 15, 2012, Joseph Smith wrote:
> Well here I am over a year later with the same problem. I'm curious, what
> was your solution for the time being?
>
> On Tuesday, September 27, 2011 1:06:37 PM UTC-5, David Nolen wrote:
>>
>> On Tue, Sep 27, 2011 at 1:54 PM, Nathan Sorenson <nd...@sfu.ca> wrote:
>>
>>> Should IPersistentCollection even be defining 'empty', if one of the
>>> language's key data types doesn't support it? I think it would be better to
>>> either pull 'empty' into it's own protocol so clojure.walk doesn't match on
>>> IPersistentCollection when walking a data structure with the false
>>> expectation that it can create an empty version, or rename 'empty' it to
>>> something that records can implement, like 'default.'
>>
>>
>> This is a fair point. ClojureScript fixes this by providing
>> IEmptyableCollection.
>>
>> David
>>
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