}
pick_one () {
- case "$1" in -n) sha1=$2 ;; *) sha1=$1 ;; esac
+ no_ff=
+ case "$1" in -n) sha1=$2; no_ff=t ;; *) sha1=$1 ;; esac
output git rev-parse --verify $sha1 || die "Invalid commit name: $sha1"
test -d "$REWRITTEN" &&
pick_one_preserving_merges "$@" && return
parent_sha1=$(git rev-parse --verify $sha1^ 2>/dev/null)
current_sha1=$(git rev-parse --verify HEAD)
- if test $current_sha1 = $parent_sha1; then
+ if test $no_ff$current_sha1 = $parent_sha1; then
output git reset --hard $sha1
test "a$1" = a-n && output git reset --soft $current_sha1
sha1=$(git rev-parse --short $sha1)