On 9 April 2013 13:09, Rob T <al...@ucora.com> wrote: > On Monday, 8 April 2013 at 08:21:06 UTC, Manu wrote: > >> >> The C++ state hasn't changed though. We still avoid virtual calls like the >> plague. >> One of my biggest design gripes with D, hands down, is that functions are >> virtual by default. I believe this is a critical mistake, and the biggest >> one in the language by far. >> > > My understanding of this is that while all of your class functions will be > virtual by default, the compiler will reduce them to non-virtual unless you > actually override them, and to override by mistake is difficult because you > have to specify the "override" keyword to avoid a compiler error. >
Thus successfully eliminating non-open-source libraries from D... Making a dependency on WPO is a big mistake. I'd like to see that understanding confirmed as it was only implied in here: > http://dlang.org/overview.html > > For extra safety you have to specify "final" which would be a pain if > that's what you want by default, but I'm not so sure it's really necessary > if the compiler really does optimize virtual functions away. > > BTW, the red code/green code concept sounds like the most promising route > towards a generalized solution. I'll try and find the time to watch it as > well. > > --rt >
