Pre commit hook to check for common debugs (belongs in ./git/hooks)

pre-commit

#!/usr/local/bin/bash
# Add or remove keywords here
KEYWORDS_REGEX="var_dump\(|die\(|Zend_Debug::|print_r\(|console\.(debug|info|log|warn)\("
# Add extensions to check here
EXTENSIONS_REGEX="(.php$|.phtml$|.js$|.html$)"

ERRORS_BUFFER=""
TEXT_DEFAULT="\\033[0;39m"
TEXT_INFO="\\033[1;32m"
TEXT_ERROR="\\033[1;31m"
TEXT_UNDERLINE="\\0033[4m"
TEXT_BOLD="\\0033[1m"

FILES=$(git diff-index --cached --name-only --diff-filter=ACMR HEAD)

echo -e "\\033[1;33m""Keywords checker - pre-commit hook" "$TEXT_DEFAULT"
echo

for FILE in $FILES; do 
	if [[ $FILE =~ $EXTENSIONS_REGEX ]]; then
		echo -e "$TEXT_INFO" "Checking file: $FILE" "$TEXT_DEFAULT"
		ERRORS=""
		while IFS=: read -ra RESULT; do
			if [ "$RESULT" != "" ]; then
				ERRORS="$ERRORS\n\tline $TEXT_BOLD${RESULT[1]}$TEXT_DEFAULT: "
				ERRORS="$ERRORS"$(sed -n ${RESULT[1]}p $FILE | sed -E "s/($KEYWORDS_REGEX)/\\$TEXT_UNDERLINE\1\\$TEXT_DEFAULT/g")
				if [ "$ERRORS_BUFFER" != "" ]; then
					ERRORS_BUFFER="$ERRORS_BUFFER\n$ERRORS"
				else
					ERRORS_BUFFER="$ERRORS"
				fi
			fi
		done < <(grep -sEnH $KEYWORDS_REGEX $FILE)
		if [ "$ERRORS" != "" ]; then
			ERRORS="$TEXT_ERROR Errors found in $TEXT_BOLD$FILE$TEXT_DEFAULT$ERRORS"
			echo -e "$ERRORS"
		else
			echo -e "$TEXT_INFO No errors found in $TEXT_BOLD$FILE$TEXT_DEFAULT\n"
		fi
	fi
done

if [ "$ERRORS_BUFFER" != "" ]; then
	echo 
	echo -e "$TEXT_ERROR" "There were errors or warnings, commit aborted." "$TEXT_DEFAULT"
	echo -e "$TEXT_INFO" "If you are sure you want to commit those files, use --no-verify option" "$TEXT_DEFAULT"

	exit 1
else
	echo -e "$TEXT_INFO" "All files are clean." "$TEXT_DEFAULT"
	exit 0
fi