Third iteration, according to Junio's comments. This time we keep show_ref and show_one separate, accept HEAD with --verify even without --head, and add tests for dangling ref validation with --verify.
- [PATCH v3 0/5] show-ref: Allow -d, --head to work with ... Vladimir Panteleev
- [PATCH v3 2/5] show-ref: Allow -d to work with --v... Vladimir Panteleev
- [PATCH v3 3/5] show-ref: Move --quiet handling int... Vladimir Panteleev
- [PATCH v3 5/5] show-ref: Remove dead `if (verify)'... Vladimir Panteleev
- Re: [PATCH v3 0/5] show-ref: Allow -d, --head to w... Junio C Hamano
- Re: [PATCH v3 4/5] show-ref: Detect dangling refs ... Junio C Hamano