Git commit message validation setup script

setup-git-hook-commit-msg.sh

#!/usr/bin/env bash

# regex to validate in commit msg
# https://regex101.com/r/VTEL5G/3
commit_regex='(Merge(.*)|([A-Z_]+-[0-9]+)|((\d+\.)?(\d+\.)?(\d+).(RELEASE|SNAPSHOT)))'
error_msg="Commit message must start with JIRA issue (eg. 'MME-xxx', 'INC-xxx'), 'x.x.x.RELEASE', 'x.x.x-SNAPSHOT' or 'Merge(d)'"
echo "#!/usr/bin/env bash
commit_regex='$commit_regex'
error_msg=\"$error_msg\"
if ! grep -qE \"\$commit_regex\" \"\$1\"; then
    echo \"\$error_msg\" >&2
    exit 1
fi
" > .git/hooks/commit-msg
chmod +x .git/hooks/commit-msg
rm .git/hooks/commit-msg.sample
echo "Completed git hook commit message setup"

setup-instructions.md

Instructions

Copy the setup-git-hook-commit-msg.sh file to the root of your repo, make it executable and execute it.

chmod +x setup-git-hook-commit-msg.sh
sh setup-git-hook-commit-msg.sh

Done!

Credits

Inspired by https://gist.github.com/pgilad/5d7e4db725a906bd7aa7 by Gilad Peleg