Custom pre commit git hook to check for FIXME

pre-commit.txt

The hooks are all stored in the hooks subdirectory of the Git directory that’s .git/hooks
Open your terminal or powershell for windows;
Navigate to $ cd /path-to-your-git-repo/.git/hooks
$ touch pre-commit
$ cp pre-commit.sample pre-commit
$ chmod +x pre-commit
Open the pre-commit script and start the real scripting with your text editor
$ open -e pre-commit

add this

#!/bin/sh

matches=$(git diff --cached | grep -E '\+.*?FIXME')

if [ "$matches" != "" ]
then
        echo "'FIXME' tag is detected."
        echo "Please fix it before committing."
        echo "  ${matches}"
        exit 1
fi



References: 
https://medium.com/the-andela-way/git-hooks-beautifully-automate-tasks-stages-bfb29f42fea1
https://gist.github.com/kuy/5d1151fd5897a9b84c06

NOTE: to skip the hook use `--no-verify` flag