Phobos - breaking existing code

[Jacob Carlborg via Digitalmars-d]

On 2014-11-29 00:33, Walter Bright wrote:
> Just for fun, I've decided to try and get MicroEmacs in D added to the
> dub registry. The last time it compiled was 2 years ago.
>
> I wound up with at least a dozen references to Phobos names that have
> disappeared. No corrective action was indicated, just "undefined
> symbol". I have to go refigure out what the code was trying to do, and
> go poking through the Phobos documentation to see what will work today.
>
> I know there's been a lot of "break my code" advocacy lately, but this
> code was only 2 years old.
>
> I fully understand how unfriendly this is to users and how discouraging
> it can be to have their recently working code shattered and scattered.
> We need to do a lot better.

Every single release since at least DMD 2.050 has broken DWT. Most of 
these issues were language changes and not renamed symbols in Phobos.

-- 
/Jacob Carlborg