Re: [PATCH 2/3] rebase -i: Teach "--edit-todo" action

> This allows users to edit the todo file while they're stopped in the
> middle of an interactive rebase. When this action is executed, all
> comments from the original todo file are stripped, and new help messages
> are appended to the end.
>
> Signed-off-by: Andrew Wong <andrew.kw.w@gmail.com>
> ---
>  Documentation/git-rebase.txt |  5 ++++-
>  git-rebase--interactive.sh   | 16 ++++++++++++++++
>  git-rebase.sh                | 14 ++++++++++++++
>  3 files changed, 34 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt
> index fd535b0..da067ec 100644
> --- a/Documentation/git-rebase.txt
> +++ b/Documentation/git-rebase.txt
> @@ -12,7 +12,7 @@ SYNOPSIS
>  	[<upstream>] [<branch>]
>  'git rebase' [-i | --interactive] [options] [--exec <cmd>] [--onto <newbase>]
>  	--root [<branch>]
> -'git rebase' --continue | --skip | --abort
> +'git rebase' --continue | --skip | --abort | --edit-todo
>  
>  DESCRIPTION
>  -----------
> @@ -245,6 +245,9 @@ leave out at most one of A and B, in which case it defaults to HEAD.
>  --skip::
>  	Restart the rebasing process by skipping the current patch.
>  
> +--edit-todo::
> +	Edit the todo list during an interactive rebase.
> +
>  -m::
>  --merge::
>  	Use merging strategies to rebase.  When the recursive (default) merge
> diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
> index 4d57e50..ca55fac 100644
> --- a/git-rebase--interactive.sh
> +++ b/git-rebase--interactive.sh
> @@ -792,6 +792,22 @@ skip)
>  
>  	do_rest
>  	;;
> +edit-todo)
> +	sed -i '/^#/d' "$todo"
> +	append_todo_help

> diff --git a/git-rebase.sh b/git-rebase.sh
> index 15da926..e660203 100755
> --- a/git-rebase.sh
> +++ b/git-rebase.sh
> @@ -38,6 +38,7 @@ C=!                passed to 'git apply'
>  continue!          continue
>  abort!             abort and check out the original branch
>  skip!              skip current patch and continue
> +edit-todo!         edit the todo list during an interactive rebase
>  "
>  . git-sh-setup
>  . git-sh-i18n
> @@ -194,6 +195,10 @@ do
>  		test $total_argc -eq 2 || usage
>  		action=${1##--}
>  		;;
> +	--edit-todo)
> +		test $total_argc -eq 2 || usage
> +		action=${1##--}
> +		;;
>  	--onto)
>  		test 2 -le "$#" || usage
>  		onto="$2"
> @@ -306,6 +311,12 @@ then
>  	fi
>  fi
>  
> +if test "$action" = "edit-todo" &&
> +	test "$type" != "interactive"