MyDeveloperDay added a comment.

In D151761#4400056 <https://reviews.llvm.org/D151761#4400056>, @galenelias 
wrote:

> In D151761#4394758 <https://reviews.llvm.org/D151761#4394758>, 
> @MyDeveloperDay wrote:
>
>> did you consider a case where the case falls through? (i.e. no return)
>>
>>   "case log::info :    return \"info\";\n"
>>   "case log::warning :\n"
>>   "default :           return \"default\";\n"
>
> That's a great point.  I didn't really consider this, and currently this 
> particular case won't align the case statements if they have an empty case 
> block, however if you had some tokens (e.g. `// fallthrough`) it would.  It's 
> not immediately clear to me what the expectation would be.  I guess to align 
> as if there was an invisible trailing token, but it's a bit awkward if the 
> cases missing a body are the 'long' cases that push out the alignment.  Also, 
> I don't think it's possible to use `AlignTokens` and get this behavior, as 
> there is no token on those lines to align, so it's not straightforward to 
> handle.  I guess I'll be curious to see if there is feedback or cases where 
> this behavior is desired, and if so, I can look into adding that 
> functionality later.  Since right now it would involve a completely custom 
> AlignTokens clone, my preference would be to just leave this as not supported.

Can you add a unit test with a // fallthough comment, and a /* FALLTHROUGH */ 
and [[fallthrough]] so we know whats going to happen in those cases at a 
minimum.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D151761/new/

https://reviews.llvm.org/D151761

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