Linus Torvalds <torvalds@xxxxxxxx> writes:
> On Tue, 9 Jan 2007, Junio C Hamano wrote:
>>
>> Being able to test merge or even make commits without being on a
>> branch is vastly useful.
>
> Yes. I think the detached head notion is really really important. I think
> it was a mistake to not allow it initially, but hey, there were various
> historical reasons, and the whole thing about how branches worked was a
> bit up in the air.
>
> I would suggest a solution:
>
> - git checkout will refuse to switch AWAY from a detached head unless the
> SHA1 of the detached head exactly matches some other branch.
... or an existing "ref^{commit}".
> I'd love to see the detached HEAD series move into "master", but I do
> think we should make sure that people can't drop their work easily by
> mistake, and I think the above suggestion is both simple and workable.
>
> Comments?
I agree with the "reachability is wrong -- you would lose the
point in the middle" reasoning.
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