Review of std.signal

[Michael]

On Thursday, 7 November 2013 at 21:23:36 UTC, Daniel Kozak wrote:
> On Thursday, 7 November 2013 at 13:45:57 UTC, Dicebot wrote:
>> Time to move forward with some more reviews :)
>>
>> Our current victim is std.signal by Robert Klotzner which is 
>> supposed to deprecate and supersede existing (and broken) 
>> std.signals
>>
> Just one question. When I looked on code I noticed this part of 
> code:
> private:
>     RestrictedSignal!(Args) restricted_;
>
> And first what came to my mind was that I do not know 
> restricted keyword. But than I find out there is no such 
> keyword. So why is there a underscore at the end instead of at 
> the beginning?

private member variable of typeof ( RestrictedSignal!Args )