On Fri, Mar 15, 2013 at 9:58 AM, Peter Cock <p.j.a.c...@googlemail.com> wrote:
> On Fri, Mar 15, 2013 at 2:51 PM, John Chilton <chil...@msi.umn.edu> wrote:
>> Hey Peter,
>>
>> I wonder if it is better to ask the user what type they would like to
>> select and then have the input param inside the conditional.
>
> That is doable now, but I'm not sure it is optimal for usability.
>
>> My
>> concern about you approach is who it would interplay with workflows.
>> Say you build a workflow that processes XML files with one input, say
>> an XML file. If that input param had let you select multiple formats
>> (format="tabular,xml"), then I believe the workflow input will as well
>> even though the options as well, even though the workflow would not be
>> valid for the other types.
>>
>> -John
>
> Good point... I'm not sure what the workflow would currently allow
> here - just XML, or both tabular and XML.
>
> I guess a side effect of my format specific options would be that a
> workflow using such a tool should be locked to just the one format.

Excellent point, I tend to be a pessimist about this sort of thing but
you are indeed right and that would be a good solution.

-John

> Is that such a bad thing?
>
> Peter
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