Transitioning std lib modules/packages

[Ilya Yaroshenko via Digitalmars-d]

On Monday, 28 November 2016 at 14:15:21 UTC, Andrea Fontana wrote:
> On Monday, 28 November 2016 at 14:09:10 UTC, Ilya Yaroshenko 
> wrote:
>>> Instead of "API_LEVEL_DMD_*" this already works:
>>>
>>> static if (__VERSION__ >= 2072)
>>
>> Compiler version should be split from a library versions. 
>> --Ilya
>
> But I can't set from compiler command line, I think. Something 
> like:
>
> dmd my_old_source.d -version=PHOBOS_API_LEVEL_2
>
> And I think that inside phobos source a lot of breaking changes 
> simply override old code and checking __VERSION__ is not useful 
> at all. Am I wrong?

I propose Phobos to be an a packed by default collection of 
libraries with clear dependencies and community support. A 
package version should be overridable in dub configuration. This 
is what we need to involve companies to invest their efforts in 
dlang infrastructure. --Ilya