pw-apply: Trim hyphens

Looks like I hit the same issue as Paolo but he was more diligent
sending his solution upstream. I like mine more :)

Instead of having two magic ifs trim the leading and trailing
hyphens with sed.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

1 files changed, 2 insertions, 3 deletions

diff --git a/pw-apply b/pw-apply
index 350a819..36f8c45 100755
--- a/pw-apply
+++ b/pw-apply
@@ -38,9 +38,8 @@ get_cover()
              sed -e 's/ *\[.*\] *//g' |
              tr '[:upper:]' '[:lower:]' |
              tr -d '\n' |
-             tr -cs '[:alnum:]_-' '-')
-  [ -n "$branch" -a ${branch:0:1} == '-' ] && branch=${branch:1}
-  [ -n "$branch" -a ${branch: -1} == '-' ] && branch=${branch:: -1}
+             tr -cs '[:alnum:]_-' '-' |
+             sed -e 's/^-*\(.*[^-]\)-*$/\1/g')
   cover_msgid=$(echo "$cover_json" | jq -r '.msgid' | tr -d '<>')
 }