Git commit-msg hook to validate for rally/agile central user-story/defect reference

commit-msg

#!/bin/bash

# Aborts commit if commit-message is unsatisfactory.
# Standard commit format for CA Agile Central "US12345 your-commit-message.."

# regex to validate commit message
commit_standard_regex='^(US|DE)[0-9]{5,7} .+$'
error_message="Aborting commit. Please ensure your commit message meets the
               standard requirement. 'UserStoryID# Commit-Message'"

if ! grep -iqE "$commit_standard_regex" "$1"; then
    echo "$error_message" >&2
    exit 1
fi