symfony/tests/lib/SymfonyTests/Components/Templating/ProjectTemplateDebugger.php

<?php

use Symfony\Components\Templating\DebuggerInterface;

class ProjectTemplateDebugger implements DebuggerInterface
{
    protected $messages = array();

    public function log($message)
    {
        $this->messages[] = $message;
    }

    public function hasMessage($regex)
    {
        foreach ($this->messages as $message) {
            if (preg_match('#'.preg_quote($regex, '#').'#', $message)) {
                return true;
            }
        }

        return false;
    }

    public function getMessages()
    {
        return $this->messages;
    }
}