Automatically add branch ID to commit

prepare-commit-msg

#!/bin/bash

# Inspired by http://blog.bartoszmajsak.com/blog/2012/11/07/lazy-developers-toolbox-number-1-prepend-git-commit-messages/

# This way you can customize which branches should be skipped when
# prepending commit message.
#if [ -z "$BRANCHES_TO_SKIP" ]; then
#  BRANCHES_TO_SKIP=(master develop test)
#fi

BRANCH_NAME=$(git symbolic-ref --short HEAD)

re='(bat-[0-9]+)'
[[ $BRANCH_NAME =~ $re ]]

BRANCH_NAME=$(echo "${BASH_REMATCH[0]}" | tr '[:lower:]' '[:upper:]')

#BRANCH_EXCLUDED=$(printf "%s\n" "${BRANCHES_TO_SKIP[@]}" | grep -c "^$BRANCH_NAME$")
BRANCH_IN_COMMIT=$(grep -c "$BRANCH_NAME" $1)

if [ -n "$BRANCH_NAME" ] && ! [[ $BRANCH_IN_COMMIT -ge 1 ]]; then
  sed -i -e "1s/^/$BRANCH_NAME: /" $1
fi