[PATCH 2/7] git-rebase--interactive.sh: extract function for adding "pick" line

[Martin von Zweigbergk <martin.von.zweigbergk@gmail.com>]

Extract the code that adds a possibly commented-out "pick" line to the
todo file. This lets us reuse it more easily later.
---
 git-rebase--interactive.sh | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index bef7bc0..fa722b6 100644
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -828,23 +828,26 @@ else
 	revisions=$onto...$orig_head
 	shortrevisions=$shorthead
 fi
-git rev-list $merges_option --pretty=oneline --abbrev-commit \
-	--abbrev=7 --reverse --left-right --topo-order \
-	$revisions | \
-	sed -n "s/^>//p" |
-while read -r shortsha1 rest
-do
 
-	if test -z "$keep_empty" && is_empty_commit $shortsha1
+add_pick_line () {
+	if test -z "$keep_empty" && is_empty_commit $1
 	then
 		comment_out="# "
 	else
 		comment_out=
 	fi
+	printf '%s\n' "${comment_out}pick $1 $2" >>"$todo"
+}
 
+git rev-list $merges_option --pretty=oneline --abbrev-commit \
+	--abbrev=7 --reverse --left-right --topo-order \
+	$revisions | \
+	sed -n "s/^>//p" |
+while read -r shortsha1 rest
+do
 	if test t != "$preserve_merges"
 	then
-		printf '%s\n' "${comment_out}pick $shortsha1 $rest" >>"$todo"
+		add_pick_line $shortsha1 "$rest"
 	else
 		sha1=$(git rev-parse $shortsha1)
 		if test -z "$rebase_root"
@@ -863,7 +866,7 @@ do
 		if test f = "$preserve"
 		then
 			touch "$rewritten"/$sha1
-			printf '%s\n' "${comment_out}pick $shortsha1 $rest" >>"$todo"
+			add_pick_line $shortsha1 "$rest"
 		fi
 	fi
 done
-- 
1.7.11.1.104.ge7b44f1