On Thu, 30 Jan 2014 13:16:21 -0500, Steven Schveighoffer <schveiguy at yahoo.com> wrote: > > http://dlang.org/phobos/std_typecons.html#.BlackHole Sorry, black hole just does nothing. it's white hole you want: http://dlang.org/phobos/std_typecons.html#.WhiteHole -Steve