Re: Please translate this easy snip of C++ to Lua

[Ben Sunshine-Hill <sneftel@...>]

Edit: heh, just realized the problem with that. nevermind. 


On Wed, 8 Dec 2004 15:48:38 -0800, Ben Sunshine-Hill <sneftel@gmail.com> wrote:
> Untested:
> 
> function trace(x)
>    print(debug.getlocal(1, 1), x)
> end
> 
> 
> 
> 
> On Wed, 8 Dec 2004 14:47:50 -0800, Philip Plumlee
> <phlip@sammystudios.com> wrote:
> > Luists:
> >
> > Ogle this awesome snip of C++:
> >
> >       #define TRACE_(x) cout << #x ": " << x << endl
> >
> > When you use that like this...
> >
> >       TRACE_(y + z);
> >       TRACE_(strAnimals);
> >       TRACE_(__LINE__);
> >
> > ...the program emits this:
> >
> >       y + z: 12
> >       strAnimals: Lemmings
> >       __LINE__:  69
> >
> > Mighty healthy and easy to write debug statements with, huh? Saves a lot
> > of keystrokes, huh?
> >
> > How do I do that, just as easy to call (meaning without extra "" quotes
> > or anything), in Lua?
> >
> > --
> >  Phlip
> >  http://ssw0251/wiki.rb?RecentChanges
> >  home: mailto:phlip2005@gmail.com
> >  cell: 760 214 2958
> >
>