Generator.php

<?php

use Composer\Autoload\ClassLoader;
use PhpParser\BuilderFactory;
use PhpParser\ParserFactory;
use RuntimeException;

final class Generator
{
    /**
     * @var BuilderFactory
     */
    private $factory;

    /**
     * @var Parser
     */
    private $parser;

    /**
     * @var ClassLoader
     */
    private $classLoader;
    
    public function __construct()
    {
        $this->factory = new BuilderFactory();
        $this->parser = (new ParserFactory)->create(ParserFactory::PREFER_PHP7);
        $this->classLoader = $this->locateClassloader();
    }

    private function locateClassloader()
    {
        foreach ([
            dirname(__DIR__) . DS . 'vendor' . DS . 'autoload.php',
            dirname(dirname(dirname(__DIR__))) . DS . 'autoload.php',
        ] as $path) {
            if (file_exists($path)) {
                return require $path;
            }
        }

        throw new RuntimeException('Unable to locate class loader');
    }
  
    public function generate($class)
    {
        $fileName = $this->classLoader->findFile($tableClass);
        $ast = $this->parser->parse(file_get_contents($fileName));
        var_export($ast);die();
    }
}