<?php

use Doctrine\ORM\Tools\SchemaValidator;
use Doctrine\ORM\Mapping as A;

/** 
 * @A\Entity
 * @A\Table(name="foo")
 */
class Foo
{
    /**
     * @A\Column(type="integer", name="id")
     * @A\Id
     * @A\GeneratedValue(strategy="AUTO")
     */
    public $id;
    
    /** 
     * @A\Column(type="strig", name="name")
     */
    public $name;
    
    /** 
     * @A\ManyToOne(targetEntity="Foo", inversedBy="idk")
     */
    public $parent;
}

$metadata = $entityManager->getMetadataFactory()
    ->getMetadataFor(Foo::class);

$validator = new SchemaValidator($entityManager);
dump($validator->validateClass($metadata));


array:2 [

  0 => "The field 'Foo#name' uses a non-existant type 'strig'."

  1 => "The association Foo#parent refers to the inverse side field Foo#idk which does not exist."

]

• get a partial reference in Doctrine
• Iterate through results in Doctrine less memory intensive
• Read class metadata of your Doctrine entities

PHP 7.2, Zend 3.0, Symfony 4.0, Laravel 5.6, PHPUnit 6.5, Doctrine 2.8