Re: [PATCH 5/7] shortlog: implement `--group=author` in terms of `--group=<format>`

> > > > @@ -439,8 +440,8 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix)
> > > >  	log.file = rev.diffopt.file;
> > > >  	log.date_mode = rev.date_mode;
> > > >
> > > > -	if (!log.groups)
> > > > -		log.groups = SHORTLOG_GROUP_AUTHOR;
> > > > +	shortlog_init_group(&log);
> > > > +
> > > >  	string_list_sort(&log.trailers);
> > >
> > > Now that we have a "finish the shortlog init" function, probably this
> > > trailer sort should go into it, too. The current caller doesn't need it,
> > > but it removes on more gotcha from using the shortlog API.
> >
> > We'll drop this list by the end of the series, too, so it probably isn't
> > worth moving it into shortlog_finish_setup() in the interim.
>
> Ah, right. Well, see my other comments. :)