Import improvement
deadalnix
deadalnix at gmail.com
Mon Oct 15 06:46:42 PDT 2012
Le 15/10/2012 15:02, Peter Alexander a écrit :
> On Monday, 15 October 2012 at 12:43:59 UTC, Manu wrote:
>> Surely this has been considered before. Any reasons it's not supported?
>
> Yes, it has been considered before. There is an enhancement from ages
> ago in bugzilla.
>
> http://d.puremagic.com/issues/show_bug.cgi?id=3603
>
> The syntax you proposed doesn't work, because it conflicts with
> selective imports:
>
> ===[std.d]===
> module std;
> void stdio() {}
>
> ===[test.d]===
> import std : stdio;
>
> Does that import the stdio function from module std, or the module
> std.stdio?
>
> You could use something like this:
>
> import std.(stdio, xml, algorithm);
>
> Of course, there's many variations (square brackets, curly braces, no
> dot, no commas...) but it's all bikeshedding.
I don't think import should make the difference between packages/modules
and module content.
The example you take is only ambiguous if std is both a package and a
module which isn't allowed anyway now. It is a point on which people are
willing to advance already (Andrei have made a proposal about it).
I'm against introducing more new syntax to import. import is already a
complex beast.
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