Re: [PATCH] help: show manpage for aliased command on git <alias> --help

> Am 3/5/2013 15:44, schrieb Ævar Arnfjörð Bjarmason:
> > Change the semantics of "git <alias> --help" to show the help for the
> > command <alias> is aliased to, instead of just saying:
> > 
> >     `git <alias>' is aliased to `<whatever>'
> > 
> > E.g. if you have "checkout" aliased to "co" you won't get:
> > 
> >     $ git co --help
> >     `git co' is aliased to `checkout'
> > 
> > But will instead get the manpage for git-checkout.
> ...
> >  	alias = alias_lookup(argv[0]);
> >  	if (alias && !is_git_command(argv[0])) {
> > -		printf_ln(_("`git %s' is aliased to `%s'"), argv[0], alias);
> > -		return 0;
> > +		show_help_for = alias;
> > +	} else {
> > +		show_help_for = argv[0];
> >  	}
> 
> This needs a lot more scrutiny. The alias can be more than just a single
> word, and it can even be a shell scriptlet, i.e., not a git command at all.
> 
> It may make sense to show the help of the aliased-to command if the alias
> resolves to just a single word.