Best practice and module declarations

[torhu]

On 15.07.2010 00:22, Jonathan M Davis wrote:
> I was wondering what the general consesus was (if there is one) on whether it's
> valuable to always put module declarations in each module.
>
> Obviously, if you need the module to have a name other than the file name, then
> you need to have the module declaration. However, is it necessarily desirable to
> have it when the module name matches the file name? Or would there even be a
> reason for it to be desirable _not_ to have the module declaration?
>
> I can't think of any particularly strong reasons to have it or not to have it.
> My first reaction is to just always use it, but thinking about it, I'm not sure
> that there's really much point if the file name and the module name already
> match. Does anyone have reasons why it would matter other than personal
> preference?

Some of the D build tools complain if you don't use module declarations. 
  And IIRC, modules in subdirectories (packages) need to have them.  So 
I end up adding them for anything but single-file test programs.