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From:   Junio C Hamano <gitster@pobox.com>
To:     Igor Djordjevic <igor.d.djordjevic@gmail.com>
Cc:     anatoly techtonik <techtonik@gmail.com>, git@vger.kernel.org
Subject: Re: Unify annotated and non-annotated tags
References: <CAPkN8x+MELCnttE+xptKzYXsYPWqbiE59LABrwNBhFroayc+wQ@mail.gmail.com>
        <ec4be1c2-a0cc-cec8-a566-06c11c8abe06@gmail.com>
Date:   Sat, 11 Nov 2017 11:06:30 +0900
In-Reply-To: <ec4be1c2-a0cc-cec8-a566-06c11c8abe06@gmail.com> (Igor
        Djordjevic's message of "Sat, 11 Nov 2017 02:46:39 +0100")
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Igor Djordjevic <igor.d.djordjevic@gmail.com> writes:

> If you would like to mimic output of "git show-ref", repeating 
> commits for each tag pointing to it and showing full tag name as 
> well, you could do something like this, for example:
>
> 	for tag in $(git for-each-ref --format="%(refname)" refs/tags)
> 	do
> 		printf '%s %s\n' "$(git rev-parse $tag^0)" "$tag"
> 	done
>
>
> Hope that helps a bit.

If you use for-each-ref's --format option, you could do something
like (pardon a long line):

git for-each-ref --format='%(if)%(*objectname)%(then)%(*objectname)%(else)%(objectname)%(end) %(refname)' refs/tags

without any loop, I would think.