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Re: [PATCH 3/3] builtin/checkout: DWIM with -f -b

From
Jeff King <peff@peff.net>
Date
Jun 20, 2010, 21:16 UTC
Message-ID
<20100620211605.GA2559@sigill.intra.peff.net>
In-Reply-To
<7vpqzltnp3.fsf@alter.siamese.dyndns.org>
On Sun, Jun 20, 2010 at 02:10:32PM -0700, Junio C Hamano wrote:
Show 15 quoted lines
> FWIW, I often end up doing this when rebuilding 'pu' (and 'jch' that is
> used internally that keeps a version of 'next' with cleaner history).
> 
>     ... a script to regenerate jch on top of master (and pu on jch)
>     $ Meta/Reintegrate master..jch >Meta/redo-jch.sh
>     $ Meta/Reintegrate jch..pu >Meta/redo-pu.sh
> 
>     ... rewind and rebuild jch on top of updated master
>     $ git checkout -f -b jch master
>     ... error ... oops
>     $ git branch -f jch master
>     $ git checkout jch
>     $ Meta/redo-jch.sh
>     $ git diff next
>     ... no output---good.

I'm certainly sympathetic, but as I understand it, with this new patch you are doing the equivalent of:

  git branch -f jch master
  git checkout -f jch

which is different than what you wrote above. For your workflow, I doubt it matters, but it is potentially destructive.

-Peff
Previous: Junio C HamanoNext: Junio C Hamano
Message 9 of 29 in “DWIM with "git checkout -f -b"”
  1. 0/3 DWIM with "git checkout -f -b"Tay Ray Chuan, Jun 20, 2010
  2. 1/3 add tests for checkout -bTay Ray Chuan, Jun 20, 2010
  3. 2/3 t2018-checkout-branch.sh: show that checkout -f -b doesn't DWIMTay Ray Chuan, Jun 20, 2010
  4. 3/3 builtin/checkout: DWIM with -f -bTay Ray Chuan, Jun 20, 2010
  5. Junio C HamanoJun 20, 2010
  6. Jeff KingJun 20, 2010
  7. Clemens BuchacherJun 20, 2010
  8. Junio C HamanoJun 20, 2010
  9. Jeff KingJun 20, 2010
  10. Junio C HamanoJun 21, 2010
  11. Tay Ray ChuanJun 21, 2010
  12. Junio C HamanoJun 21, 2010
  13. 0/3 teach git-checkout -B WAS builtin/checkout: DWIM with -f -bTay Ray Chuan, Jun 21, 2010
  14. 1/3 add tests for checkout -bTay Ray Chuan, Jun 21, 2010
  15. 2/3 builtin/checkout: change -b from an OPTION_STRING to a OPTION_SET_INTTay Ray Chuan, Jun 21, 2010
  16. 3/3 builtin/checkout: learn -BTay Ray Chuan, Jun 21, 2010
  17. Junio C HamanoJun 23, 2010
  18. Tay Ray ChuanJun 23, 2010
  19. Erick MattosJun 21, 2010
  20. Tay Ray ChuanJun 23, 2010
  21. Erick MattosJun 23, 2010
  22. Tay Ray ChuanJun 21, 2010
  23. Erick MattosJun 21, 2010
  24. 0/3 teach git-checkout -B WAS builtin/checkout: DWIM with -f -bTay Ray Chuan, Jun 23, 2010
  25. 1/3 add tests for checkout -bTay Ray Chuan, Jun 23, 2010
  26. 2/3 builtin/checkout: reword hint for -bTay Ray Chuan, Jun 23, 2010
  27. 3/3 builtin/checkout: learn -BTay Ray Chuan, Jun 23, 2010
  28. Michel LespinasseJun 21, 2010
  29. Michel LespinasseJun 21, 2010

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