#!/bin/bash

# find all changed files about to be committed
CHANGED_FILES=`git diff --cached --name-status --diff-filter=ACM | awk '{ print $2 }'`

# filter through to get just the PHP files
PHP_FILES=`echo $CHANGED_FILES | grep ".php$"`

# loop through all of the PHP files and run the lint tool
# one error should stop the entire commit, but it will continue to run through the remaining files
FAILURE_DETECTED=0
for FILE in $PHP_FILES
do
    php -l $FILE
    if [ $? -ne 0 ]
    then
        FAILURE_DETECTED=1
    fi
done

exit $FAILURE_DETECTED