C++Talk.NET

Dave O'Hearn · Guest

Hopefully, everyone knows not to put using declarations in published
headers. I'm past the point of understanding that, and left wondering
.... so, where do I put them!

At present, I do it somewhat ad hoc. If I only use a name once or
twice, I may leave the std:: in front of it. If that's ugly or makes me
wrap lines, I'll do a "using std::lexigraphical_compare;", etc., at the
top of the function. If I'm using it an awful lot, I will put the using
declaration at the top of my module, after the #includes.

I have also considered creating a using_decls.h that does declarations
for the "big names" in std, as I presently have the declarations
duplicated about 40 times in 70 modules. Of course, this would be an
internal header, included after all other headers, and not published.

This is all very ad hoc, though. There are 2 or 3 legitimate places to
put a using declaration, one illegitimate place, and then the fallback
of typing std:: in front of the name. Is there any wisdom out there
about doing this with a bit more discipline?

--
Dave O'Hearn

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Ulrich Eckhardt · Guest

Dave O'Hearn wrote:

dave_abrahams · Guest

Dave Harris · Guest

[email]daveoh77 (AT) pobox (DOT) com[/email] (Dave O'Hearn) wrote (abridged):

Bob Hairgrove · Guest

On 28 Dec 2004 05:35:38 -0500, "Dave O'Hearn" <daveoh77 (AT) pobox (DOT) com>
wrote:

Dave Harris · Guest

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Dave O'Hearn · Guest

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