private vs protected in Interfaces

[Jonathan M Davis]

On Friday 13 August 2010 23:14:02 Christian Kamm wrote:
> Andrej Mitrovic wrote:
> > TPDL, page 216: "Making an overridable function private in an
> > interface..prevents an implementation from calling the super function".
> > 
> > But the code example above compiles and runs fine.
> 
> See http://d.puremagic.com/issues/show_bug.cgi?id=4542 .
> 
> By the D spec, private implies final. That means unimplemented private
> methods in interfaces have little use. Also 'private override' should be an
> error.
> 
> Or spec and compiler should be changed to be in line with TDPL.
> 
> Christian

Generally speaking, if the spec and TDPL are in conflict, TDPL is supposed to 
win. Still, until Walter says something about it or it's fixed, we won't know for 
sure. I really do think that TDPL should win out in this case though. It would 
not be good to be unable to do NVI.

- Jonathan M Davis