Re: Splitting a rev list into 2 sets

[Francis Moreau <francis.moro@gmail.com>]

Hi,

On Thu, Jun 20, 2013 at 3:04 PM, Phil Hord <phil.hord@gmail.com> wrote:
> On Thu, Jun 20, 2013 at 6:14 AM, Francis Moreau <francis.moro@gmail.com> wrote:
>> I'd like to write a script that would parse commits in one of my repo.
>> Ideally this script should accept any revision ranges that
>> git-rev-list would accept.
>>
>> This script should consider commits in master differently than the
>> ones in others branches.
>>
>> To get the commit set which can't be reached by master (ie commits
>> which are specific to branches other than master) I would do:
>>
>>   # "$@" is the range spec passed to the script
>>   git rev-list "$@" ^master | check_other_commit
>>
>> But I don't know if it's possible to use a different git-rev-list
>> command to get the rest of the commits, ie the ones that are reachable
>> by the specified range and master.
>>
>> One way to do that is to record the first commit set got by the first
>> rev-list command and check that the ones returned by "git rev-list $@"
>> are not in the record.
>>
>> But I'm wondering if someone can see another solution more elegant ?
>
> I do not know if I would call this elegant, but I think this
> codification of your "One way to do that" is at least small and mostly
> readable:
>
>    git rev-list "$@" |grep -v -f <(git rev-list "$@" ^master)
>

Yes, thanks.

But I wanted to be sure that git-rev-list can't display the
intersection of several sets before going forward.

--
Francis