<form method="POST">
    <h3>Editing: EmailParser.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace Egulias\EmailValidator;

use Egulias\EmailValidator\Exception\ExpectingATEXT;
use Egulias\EmailValidator\Exception\NoLocalPart;
use Egulias\EmailValidator\Parser\DomainPart;
use Egulias\EmailValidator\Parser\LocalPart;
use Egulias\EmailValidator\Warning\EmailTooLong;

/**
 * EmailParser
 *
 * @author Eduardo Gulias Davis &lt;me@egulias.com&gt;
 */
class EmailParser
{
    const EMAIL_MAX_LENGTH = 254;

    /**
     * @var array
     */
    protected $warnings = [];

    /**
     * @var string
     */
    protected $domainPart = '';

    /**
     * @var string
     */
    protected $localPart = '';
    /**
     * @var EmailLexer
     */
    protected $lexer;

    /**
     * @var LocalPart
     */
    protected $localPartParser;

    /**
     * @var DomainPart
     */
    protected $domainPartParser;

    public function __construct(EmailLexer $lexer)
    {
        $this-&gt;lexer = $lexer;
        $this-&gt;localPartParser = new LocalPart($this-&gt;lexer);
        $this-&gt;domainPartParser = new DomainPart($this-&gt;lexer);
    }

    /**
     * @param string $str
     * @return array
     */
    public function parse($str)
    {
        $this-&gt;lexer-&gt;setInput($str);

        if (!$this-&gt;hasAtToken()) {
            throw new NoLocalPart();
        }


        $this-&gt;localPartParser-&gt;parse($str);
        $this-&gt;domainPartParser-&gt;parse($str);

        $this-&gt;setParts($str);

        if ($this-&gt;lexer-&gt;hasInvalidTokens()) {
            throw new ExpectingATEXT();
        }

        return array('local' =&gt; $this-&gt;localPart, 'domain' =&gt; $this-&gt;domainPart);
    }

    /**
     * @return Warning\Warning[]
     */
    public function getWarnings()
    {
        $localPartWarnings = $this-&gt;localPartParser-&gt;getWarnings();
        $domainPartWarnings = $this-&gt;domainPartParser-&gt;getWarnings();
        $this-&gt;warnings = array_merge($localPartWarnings, $domainPartWarnings);

        $this-&gt;addLongEmailWarning($this-&gt;localPart, $this-&gt;domainPart);

        return $this-&gt;warnings;
    }

    /**
     * @return string
     */
    public function getParsedDomainPart()
    {
        return $this-&gt;domainPart;
    }

    /**
     * @param string $email
     */
    protected function setParts($email)
    {
        $parts = explode('@', $email);
        $this-&gt;domainPart = $this-&gt;domainPartParser-&gt;getDomainPart();
        $this-&gt;localPart = $parts[0];
    }

    /**
     * @return bool
     */
    protected function hasAtToken()
    {
        $this-&gt;lexer-&gt;moveNext();
        $this-&gt;lexer-&gt;moveNext();
        if ($this-&gt;lexer-&gt;token['type'] === EmailLexer::S_AT) {
            return false;
        }

        return true;
    }

    /**
     * @param string $localPart
     * @param string $parsedDomainPart
     */
    protected function addLongEmailWarning($localPart, $parsedDomainPart)
    {
        if (strlen($localPart . '@' . $parsedDomainPart) &gt; self::EMAIL_MAX_LENGTH) {
            $this-&gt;warnings[EmailTooLong::CODE] = new EmailTooLong();
        }
    }
}
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