Prepend Ticket Number to Commit Message Hook

prepare-commit-msg

#!/bin/bash

COMMIT_FILE=$1
COMMIT_MSG=$(cat $1)

JIRA_URL="≤JIRA_BASE_URL>/browse/"

if [ -z "$BRANCHES_TO_SKIP" ]; then
  BRANCHES_TO_SKIP=(master develop)
fi

CURRENT_BRANCH=$(git rev-parse --abbrev-ref HEAD 2>/dev/null)
JIRA_ID=$(echo "$CURRENT_BRANCH" | tr 'a-z' 'A-Z' | grep -Eo "[A-Z]+-[0-9]+")
BRANCH_EXCLUDED=$(printf "%s\n" "${BRANCHES_TO_SKIP[@]}" | grep -c "^$BRANCH_NAME$")
ALREADY_IN_MSG=$(grep -c "$JIRA_ID" $1)

echo ➡️"  "$JIRA_URL$JIRA_ID

if [ -n "$CURRENT_BRANCH" ] && ! [[ "$BRANCH_EXCLUDED" -eq 1 ]] && ! [[ "$ALREADY_IN_MSG" -eq 1 ]]; then
  sed -i.bak -e "1s/^/$JIRA_ID /" "$1"
fi