Subject: Re: [PATCH 5/5] rebase --keep-base: imply --no-fork-point

From: Phillip Wood <[email-masked]>
Date: Mon, 5 Sep 2022 14:51:00 +0100

Hi Jonathan

On 24/08/2022 23:18, Jonathan Tan wrote:
> "Phillip Wood via GitGitGadget" <[email-masked]> writes:
>> @@ -1240,6 +1240,12 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
>>   			die(_("options '%s' and '%s' cannot be used together"), "--keep-base", "--onto");
>>   		if (options.root)
>>   			die(_("options '%s' and '%s' cannot be used together"), "--keep-base", "--root");
>> +		/*
>> +		 * --keep-base ignores config.forkPoint as it is confusing if
>> +		 * the branch base changes when using this option.
>> +		 */
>> +		if (options.fork_point < 0)
>> +			options.fork_point = 0;
> 
> Hmm..doesn't forkPoint decide the set of commits to be rebased, not the
> point at which the new commits are created? If yes, that doesn't seem to
> have much to do with --keep-base.

I think it depends a bit on how you look at it. You're right that 
--fork-point restricts the set of commits that are rebased, but it also 
effectively changes the branch base as it removes commits from the branch.

Best Wishes

Phillip