Patches for DMD2 interface generation: cleanup, bugfixes and prettyprinting

[Sean Kelly]

Norbert Nemec <Norbert at Nemec-online.de> wrote:
> Hi there,
> 
> I just spent most of this weekend digging into the DMD compiler code
> and came up with a set of patches that might be of interest:
> 
>     http://d.puremagic.com/issues/show_bug.cgi?id=4713
> 
> All started out with the attempt to create .di interface files for
> phobos2. The resulting .di files were too ugly to read and even DMD
> itself refused to eat them.
> 
> Trying to fix the problem, I started digging deeper and deeper.
> Finally, the bugs were fixed, the resulting .di files are now
> correctly indented and readable and the compiler code itself has even
> become a bit cleaner and more compact.
> 
> It would be good if these patches would find their way into DMD soon.
> The bulk of the changes are trivial but quite nonlocal, so merging
> will quickly become difficult...

Properly indented .di files?  Best patch ever.