Re: [RFC PATCH] bash completion: complete refs for git-grep

> 
> Thomas Rast <trast@student.ethz.ch> wrote:
> > +	local i c=1 have_regex=""
> > +	while [ $c -lt $COMP_CWORD ]; do
> > +		i="${COMP_WORDS[c]}"
> > +		case "$i" in
> > +		-e) ;;
> > +		-e*) have_regex="$c" ; break ;;
> > +		-*) ;;
> > +		*) have_regex="$c"; break ;;
> > +		esac
> > +		c=$((++c))
> > +	done
> 
> What happens with `git grep -e a -e b`?  Do we trigger into ref
> completion too early when we should still be doing the regex
> completion?

> > This is still RFC because, as you can see in the code below, I tried
> > to avoid completing at all while the user still needs to supply a
> > regex.  Sadly, bash turns the COMPREPLY=() into filename completion
> > anyway.  Is there a way to prevent this?
> 
> Not that I know of.  You can turn off default filename completion
> when you register the completion function, but that then breaks
> like every other git command for completion support because a lot
> of them do want to complete filenames.