Git Pre-commit Hook

pre-commit.sh

#!/bin/sh
#
# Pre-commit Hook
#
# Searches for black-listed strings in the commit and exits with an
# error if found, printing a diff of the location of the offending string
#

STATUS=0;
BLACKLIST="error_log
console.log";

echo "Running pre-commit hook..."

# look for blacklisted strings in the commit
for string in $BLACKLIST; do
    output=`git diff-index -u --cached --color -S$string HEAD`
    if [ -n "$output" ]; then
        echo "\nError: commit contains blacklisted pattern '$string':\n\n$output\n"
        STATUS=1
    fi  
done

echo "done."
exit $STATUS 

Sweet. Thanks!