[phobos] std.regexp deprecation?

[Dmitry Olshansky]

> On Sunday, July 15, 2012 20:50:10 Alex Rønne Petersen wrote:
>> While we're on the subject of deprecations, what's going to happen to
>> std.regexp? It was apparently deprecated in 2.055 which is quite a few
>> moons ago.
> 
> We're stuck with it right now. The problem is std.file.listDeps. listDeps can't 
> be removed yet, because it has an overload with functionality which dirEntries 
> doesn't have (something to do with glob matching IIRC), and listDeps uses 
> std.regexp (that exact overload IIRC).

It was deemed that filtering dirEntries with filter!(x => match(x, reg)). I fail to see what's missing. 

> Until someone goes and creates an 
> appropriate overload of dirEntries, we can't remove listDeps, so we can't 
> remove std.regexp.


> Someone (cyershadow? who I think is Vlladimir?) was 
> supposedly going to create a pull request for it when it first came up, but 
> that never materialized, and neither I nor anyone else has spent the time to 
> deal with it.

I, for one, tried and got killed by forward reference bug hell. std.file has been plagued with these for a long time. 

The pull itself is a copy & paste with 1 line diff. 

> But I'm far from an expert with regexes, so I've been a bit 
> reticent to tackle the problem, and I've had plenty of else to do. So, it's 
> just sat there. It's not the end of the world for deprecated stuff to sit 
> around for a while (it _is_ deprecated, after all, so the compiler will 
> complain if you use it), but we really do need to get that sorted out so that 
> listDeps and std.regexp can be removed.
> 
> - Jonathan M Davis
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