Pre-commit hook to check for debug statements

pre-commit.sh

#!/bin/sh

GREP_COLOR='4;5;37;41'
EXIT_STATUS=0

cd "$( dirname "$( dirname "$( dirname ${BASH_SOURCE[0]} )" )" )"

commitcheck () {
    FILES=$1
    FORBIDDEN=$2
    if [[ $(git diff --cached --name-only | grep -E $FILES) ]]; then
        git diff --cached --name-only | grep -E $FILES | \
        xargs grep --color --with-filename -n -E $FORBIDDEN && \
        EXIT_STATUS=1
    fi
}

commitcheck 'py' 'pdb\.set_trace'
commitcheck 'js' '(console\.log|console\.debug)'

cd - > /dev/null
if [[ $EXIT_STATUS == 1 ]]; then
    echo "Please fix your diff, or run 'git commit --no-verify'."
fi
exit $EXIT_STATUS