Getting a TypeTuple of a Template's Arguments

[Meta via Digitalmars-d-learn]

On Tuesday, 18 August 2015 at 07:41:00 UTC, thedeemon wrote:
> On Monday, 17 August 2015 at 21:23:49 UTC, Meta wrote:
>> For functions, we have std.traits.ParameterTypeTuple. Is there 
>> any equivalent functionality for templates?
>
> I've recently searched for this thing and haven't found 
> anything for uninstantiated templates, only for instantiated.

As I'd thought. I can't think of a way to do it, either, so I 
guess that's a no-go for the time being.