pre-commit script to run php-cs-fixer against changed PHP scripts

pre-commit

#!/bin/bash
if [ ! -f .php_cs ]; then
    if [ ! -f .php_cs.dist ]; then
        exit
    fi
fi

EXECUTABLE_NAME="php-cs-fixer"
LOCATIONS=(
    "vendor/bin/$EXECUTABLE_NAME"
    "../vendor/bin/$EXECUTABLE_NAME"
    `which $EXECUTABLE_NAME`
)

for location in ${LOCATIONS[*]}; do
    if [ -x "$location" ]; then
        EXECUTABLE=$location
        break
    fi
done

if [ ! -x "$EXECUTABLE" ]; then
    exit
fi

git status --porcelain | grep -e '^[AM]\(.*\).php$' | cut -c 3- | while read line; do
    $EXECUTABLE fix -v $line
    git add $line
done