Re: Any way to make git-log to enumerate commits?

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On Wed, Dec 5, 2018 at 6:56 AM Konstantin Khomoutov <kostix@xxxxxxxx> wrote:
>
> On Wed, Dec 05, 2018 at 05:22:14PM +0300, Konstantin Kharlamov wrote:
>
> > It would be great if git-log has a formatting option to insert an
> > index of the current commit since HEAD.
> >
> > It would allow after quitting the git-log to immediately fire up "git
> > rebase -i HEAD~index" instead of "git rebase -i
> > go-copy-paste-this-long-number-id".
>
> This may have little sense in a general case as the history maintained
> by Git is a graph, not a single line. Hence your prospective approach
> would only work for cases like `git log` called with the
> "--first-parent" command-line option.
>
> Still, for a simple approach you may code it right away yourself.
> Say, let's create an alias:
>
>   $ git config alias.foo '!git log "$@" --pretty=oneline --source | {
>       n=0;
>       while read sha ref rest; do
>         printf "%s\t%s~%s\t%s\n" "$sha" "$ref" $n "$rest"
>                 n=$((n+1))
>           done
>     }'
>
> Now calling `git foo --abbrev=commit` would output something like
>
> 9be8e297d        HEAD~7       Frobincated fizzle
>
> where "7" is what you're looking for.
>
> A more roubst solution may need to use the `git rev-list` command.

Or, just use name-rev so it works with non-linear histories too:

git log | git name-rev --refs=$(git symbolic-ref HEAD) --stdin | less

That'll add things like "master~7" for stuff in the first parent
history and output like "master~7^2~3" for commits on side-branches,
either of which can be fed to other git commands.



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