Is it true that dub compiles everything in the source dir whether it's imported or not?

[Gary Willoughby]

On Saturday, 11 January 2014 at 13:46:51 UTC, Gary Willoughby 
wrote:
> On Saturday, 11 January 2014 at 13:01:26 UTC, Mike Parker wrote:
>> I think adding an "excludedSourceFiles" entry to your 
>> package.json is is what you want. See [1].
>>
>> [1] http://code.dlang.org/package-format
>
> I've seen this but the problem is not with my project but a 
> dependency. I only include two files from the dependency but 
> when my project is compiled the entire source of the dependency 
> is compiled and produces the error.

Actuall i may be able to handle this as a sub configuration: 
https://gist.github.com/s-ludwig/7916080