Allow identical imports

[JS]

On Tuesday, 30 July 2013 at 14:31:00 UTC, Kenji Hara wrote:
> 2013/7/30 Dicebot <public at dicebot.lv>
>
>> On Tuesday, 30 July 2013 at 12:29:00 UTC, Daniel Murphy wrote:
>>
>>> Please file a bug report: http://d.puremagic.com/issues/
>>>
>>
>> I don't think it is a bug, enhancement request for error 
>> message at most.
>>
>
> Currently selective import *implicitly* creates alias 
> declaration for each
> picked up names, and two equivalent selective import will make 
> two alias
> declarations implicitly, then they conflict each other.
>
> import std.conv : to;
> import std.conv : to;
>
> is mostly same as:
>
> import std.conv;
> alias to = std.conv.to;
> alias to = std.conv.to;  // conflict with the first alias
>
> I think it's a not good compiler implementation detail and 
> unnecessary
> intrusive behavior.
> Now I'm proposing to fix import mechanism in here.
> https://github.com/D-Programming-Language/dmd/pull/2256
>
> Kenji Hara

I figured some aliasing was going on underneath(hence the error).

Thanks...