Poll of the week: How should std.regex handle unknown escape sequences as in: "[\.]"

[Jesse Phillips]

On Fri, 02 Dec 2011 17:59:59 -0500, Jonathan M Davis wrote:

> On Friday, December 02, 2011 23:33:34 Marco Leise wrote:
>> http://www.easypolls.net/poll.html?p=4ed9478e4fb7b0e4886eeea2
> 
> Why wouldn't std.regex accept an escaped sequence such as "\."? I
> thought that the whole point of something like "\." was to make it so
> that you could use "." directly in spite of the fact that it means
> something special in regexes. Or is it something special to do with the
> fact that it's between brackets? I'd still have thought that it would
> just escape it, since it _is_ an escape sequence. Or is that the escape
> sequence isn't necessary in between the brackets, and so the question is
> how to handle it, since it isn't necessary?
> 
> - Jonathan M Davis

Brackets being a character class, dot is used literally. So in this case 
was it meant to be:

[\\.] or [.]