PHP ECS (Easy Coding standard) git pre commit hook

pre-commit.sh

#!/usr/bin/env bash

echo "PHP-ECS pre commit hook start"

PASS=true
PHP_ECS="bin/ecs"
HAS_PHP_ECS=false

if [ -x $PHP_ECS ]; then
    HAS_PHP_ECS=true
fi

if $HAS_PHP_ECS; then
    # Get a list of files in the staging area
    FILES=` git status --porcelain | grep -e '^[AM]\(.*\).php$' | cut -c 3- | tr '\n' ' '`
    if [ -z "$FILES" ]; then
          echo "No PHP file exists in commit"
    else
        $PHP_ECS check ${FILES} --fix
        if [[ "$?" == 0 ]]; then
            # Add the fixed files back to the staging area
            git add ${FILES}
        else
            # Different code than 0 means that there were unresolved fixes
            PASS=false
        fi
    fi
else
    echo ""
    echo "Please install easy-coding-standard, e.g.:"
    echo ""
    echo "  composer require --dev symplify/easy-coding-standard"
    echo ""
fi

echo -e "\nPHP-ECS validation completed!\n"

if ! $PASS; then
  echo -e "\033[41mCOMMIT FAILED:\033[0m Your commit contains files that should pass PHP-ECS but do not. Please fix the PHP-ECS errors and try again.\n"
  exit 1
else
  echo -e "\033[42mCOMMIT SUCCEEDED\033[0m\n"
fi

exit $?