php-parser 4.x to format/beautify php code without any installed composer.

formatter.php

<?php

/**
 * no need composer
 * @github.com/motebaya - 2025-01-19 19:36:32.659806400 +0700
 * @reff: https://github.com/pk-fr/yakpro-po/blob/master/include/classes/parser_extensions/my_autoloader.php
 */

namespace PhpParser;

ini_set('memory_limit', -1);
define("PHP_PARSER_DIRECTORY", "PHP-Parser");

/**
 * @codeCoverageIgnore
 */
class Autoloader
{
  /** @var bool Whether the autoloader has been registered. */
  private static $registered = false;

  /**
   * Registers PhpParser\Autoloader as an SPL autoloader.
   *
   * @param bool $prepend Whether to prepend the autoloader instead of appending
   */
  public static function register(bool $prepend = false)
  {
    if (self::$registered === true) {
      return;
    }

    spl_autoload_register([__CLASS__, 'autoload'], true, $prepend);
    self::$registered = true;
  }

  /**
   * Handles autoloading of classes.
   *
   * @param string $class A class name.
   */
  public static function autoload(string $class)
  {
    if (0 === strpos($class, 'PhpParser\\')) {
      $fileName = __DIR__ . '/' . PHP_PARSER_DIRECTORY . '/lib/' . strtr($class, '\\', '/') . '.php';
      if (file_exists($fileName)) {
        require $fileName;
      }
    }
  }

  /**
   * install php parser 4.x
   *
   * @return void
   */
  public static function get_parserdir(): void
  {
    exec(sprintf(
      "git --version %s",
      strtolower(PHP_OS) === 'winnt' ?
        '2>NUL' : '2>/dev/null'
    ), $version, $status_code);
    if ($status_code != 0) {
      echo "    git isn’t installed on your device. 
    please install it first or manually download it from the following repo link: 
    
    - https://github.com/nikic/PHP-Parser/tree/4.x/. 

    unzip the folder and place it in the same directory as your project." . PHP_EOL . PHP_EOL;
      die;
    } else {
      echo 'installed ' . $version[0] . PHP_EOL;
      exec(
        "git clone https://github.com/nikic/PHP-Parser.git --branch 4.x ",
        $outp,
        $status_code
      );
      if ($status_code === 0) {
        echo "Successfully installed php-parser 4.x" . PHP_EOL;
        return;
      } else {
        echo 'Failed cloning php-parser repo' . PHP_EOL;
        echo implode("\n", $outp);
        die;
      }
    }
  }

  /**
   * start 
   *
   * @return void
   */
  public static function start(): void
  {
    $parserDir = __DIR__ . '/' . PHP_PARSER_DIRECTORY;
    if (!is_dir($parserDir)) {
      self::get_parserdir();
    }
    self::register();
  }
}

Autoloader::start();

use PhpParser\ParserFactory;
use PhpParser\PrettyPrinter;

function prettify(string $cofile): ?string
{
  $prettyPrinter = new PrettyPrinter\Standard;
  $parser = (new ParserFactory())->create(ParserFactory::PREFER_PHP7);
  $code = (is_file($cofile)) ? file_get_contents($cofile) : $cofile;
  if (!preg_match('/^\<\?php/i', $code)) {
    $code = "<?php\n" . $code;
  }
  $p = $parser->parse($code);
  return $prettyPrinter->prettyPrintFile($p);
}


// $code = prettify('testooo.php');
// echo $code;