Subject: Re: [PATCH v3] pull: allow dirty tree when rebase.autostash enabled

From: Junio C Hamano <[email-masked]>
Date: Wed, 17 Jun 2015 08:36:34 -0700

Kevin Daudt <[email-masked]> writes:

> rebase learned to stash changes when it encounters a dirty work tree, but
> git pull --rebase does not.
>
> Only verify if the working tree is dirty when rebase.autostash is not
> enabled.
>
> Signed-off-by: Kevin Daudt <[email-masked]>
> Helped-by: Paul Tan <[email-masked]>
> ---
> Changes to v2:
>  - Dropped the change of the existing --rebase test
>  - Improvements to the test.
>
> Verified that the test fails before the change, and succeeds after the change.
>
>  git-pull.sh     |  5 ++++-
>  t/t5520-pull.sh | 11 +++++++++++
>  2 files changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/git-pull.sh b/git-pull.sh
> index 0917d0d..f0a3b6e 100755
> --- a/git-pull.sh
> +++ b/git-pull.sh
> @@ -239,7 +239,10 @@ test true = "$rebase" && {
>  			die "$(gettext "updating an unborn branch with changes added to the index")"
>  		fi
>  	else
> -		require_clean_work_tree "pull with rebase" "Please commit or stash them."
> +		if [ $(git config --bool --get rebase.autostash || echo false) = false ]

Style (use of []).

Shouldn't you be doing

	if ...
	then        	
		on an unborn
	elif we are not doing autostash
		require clean work tree
	fi

which does not need unnecessarily deep nesting?

> +		then
> +			require_clean_work_tree "pull with rebase" "Please commit or stash them."
> +		fi
>  	fi
>  	oldremoteref= &&
>  	test -n "$curr_branch" &&
> diff --git a/t/t5520-pull.sh b/t/t5520-pull.sh
> index af31f04..aa247ec 100755
> --- a/t/t5520-pull.sh
> +++ b/t/t5520-pull.sh
> @@ -233,6 +233,17 @@ test_expect_success '--rebase fails with multiple branches' '
>  	test modified = "$(git show HEAD:file)"
>  '
>  
> +test_expect_success 'pull --rebase succeeds with dirty working directory and rebase.autostash set' '
> +	test_config rebase.autostash true &&
> +	git reset --hard before-rebase &&
> +	echo dirty >new_file &&
> +	git add new_file &&
> +	git pull --rebase . copy &&
> +	test_cmp_rev HEAD^ copy &&
> +	test "$(cat new_file)" = dirty &&
> +	test "$(cat file)" = "modified again"
> +'
> +
>  test_expect_success 'pull.rebase' '
>  	git reset --hard before-rebase &&
>  	test_config pull.rebase true &&