A prepare-commit-msg for Pivotal Tracker

prepare-commit-msg

#!/usr/bin/env bash
# This assumes that your branch is formatted like so:
#    bug/<ticket_id>_<whatever here>
#    feature/<ticket_id>_<whatever here>

edit_commit_message() {
  local story_id="[#$1]"
  sed -i "1i ${story_id}" "${msg_file}"
}

get_story() {
  branch=$(git rev-parse --abbrev-ref HEAD)
  if [[ "$branch" =~ ^(bug|feature)\/([0-9]+)_ ]]
  then
    edit_commit_message ${BASH_REMATCH[2]}
  fi
}

msg_file="$1"
get_story