You can already get open intervals by just omitting :min or :max.

On Thursday, July 21, 2016 at 8:50:21 AM UTC-5, miner wrote:
>
> With a little help from Java, you can make equivalent open intervals for 
> the desired bounds.  For example, 
>
>   (s/and (s/double-in :min 0.0 :max 1.0) #(not= 0.0 %)) 
>
> should be the same as 
>
>   (s/double-in :min Double/MIN_VALUE :max 1.0) 
>
> Also, you can use java.lang.Math/nextUp and nextAfter to get adjacent 
> doubles for your bounds. 
>
> (java.lang.Math/nextUp 1.1) 
> ;=> 1.1000000000000003 
>
> (java.lang.Math/nextAfter 1.1 Double/NEGATIVE_INFINITY) 
> ;=> 1.0999999999999999 
>
> There are a few tricky situations around the zeroes and infinities so you 
> should read the doc on nextAfter, especially if you’re dealing with extreme 
> doubles. 
>
>

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