A git hook for enforcing a commit message standard

commit-msg

#!/bin/bash
#
# The link to the wiki page detailing these standards
url='https://github.com/designmynight/dmn/wiki/Semantic-Commit-Messages'

# The regular expression in which the commit message should match
regex='^(fix|feat|chore|refactor|test|style|docs)(:\s)([\S].{1,60}[\S])'

# What we'll say
error_msg="Aborting commit due to incorrect message format.\nPlease see $url"

if ! grep -iqE "$regex" "$1"; then
    echo 'Aborting commit due to incorrect message format.' >&2
    echo "Please see $url" >&2
    exit 1
fi