code.delx.au - dotfiles/blob - .git-hooks-global/prepare-commit-msg

   1 #!/bin/bash
   2
   3 set -eu
   4
   5 FILENAME="$1"
   6
   7 function is_new_commit {
   8     test -z "$(head -n1 "$FILENAME")"
   9 }
  10
  11 function insert_issue_key {
  12     local issue_key
  13     issue_key="$(git symbolic-ref -q HEAD | grep -o "[A-Z]\+-[0-9]\+" | head -n1 || true)"
  14     if [ -n "$issue_key" ]; then
  15         sed -i "1i${issue_key}: " "$FILENAME"
  16     fi
  17 }
  18
  19 if is_new_commit; then
  20     insert_issue_key
  21 fi