PHP CS Fixer Pre-commit Hook

pre-commit.sh

#!/bin/bash

# Diff agaisnt HEAD, unless it's the first commit, in which case diff
# against an empty tree object.
if git rev-parse --verify HEAD > /dev/null
then
    against=HEAD
else
    # Initial commit: diff against an empty tree object
    against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
fi

# Retrieve all files in staging area that are added, modified or renamed. Ignoring
# any deletions.
FILES=$(git diff-index --name-only --cached --diff-filter=ACMR $against -- | grep php$)

if [ "$FILES" == "" ]; then
    exit 0
fi

echo -n "PHP CS Fixer "

for FILE in $FILES
do
    php-cs-fixer fix $FILE --rules=@Symfony,ordered_imports --quiet
    echo -n .
done

echo " Done"