t7004: factor out gpg setup

diff --git a/git-rebase.sh b/git-rebase.sh
index 38cbee7dced95556141cc7f635979032ad7f52c9..6759702c573f51ac00bf1b5c8abccf252cb4ff1d 100755 (executable)
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -22,7 +22,7 @@ currently checked out branch is used.
 
 Example:       git-rebase master~1 topic
 
-        A---B---C topic                   A'\''--B'\''--C'\'' topic
+       A---B---C topic                   A'\''--B'\''--C'\'' topic
        /                   -->           /
   D---E---F---G master          D---E---F---G master
 '
@@ -441,8 +441,7 @@ case "$#" in
        then
                head_name="detached HEAD"
        else
-               echo >&2 "fatal: no such branch: $1"
-               usage
+               die "fatal: no such branch: $1"
        fi
        ;;
 *)