fixed type missing and removed unused code (#117)

EmailValidator/EmailValidator.php

@@ -58,7 +58,7 @@ class EmailValidator
     }
 
     /**
-     * @return string
+     * @return InvalidEmail
      */
     public function getError()
     {

EmailValidator/Validation/DNSCheckValidation.php

@@ -3,16 +3,12 @@
 namespace Egulias\EmailValidator\Validation;
 
 use Egulias\EmailValidator\EmailLexer;
+use Egulias\EmailValidator\Exception\InvalidEmail;
 use Egulias\EmailValidator\Warning\NoDNSMXRecord;
 use Egulias\EmailValidator\Exception\NoDNSRecord;
 
 class DNSCheckValidation implements EmailValidation
 {
-    /**
-     * @var EmailParser
-     */
-    private $parser;
-
     /**
      * @var array
      */

EmailValidator/Validation/EmailValidation.php

@@ -3,6 +3,7 @@
 namespace Egulias\EmailValidator\Validation;
 
 use Egulias\EmailValidator\EmailLexer;
+use Egulias\EmailValidator\Exception\InvalidEmail;
 
 interface EmailValidation
 {

EmailValidator/Validation/SpoofCheckValidation.php

@@ -3,6 +3,7 @@
 namespace Egulias\EmailValidator\Validation;
 
 use Egulias\EmailValidator\EmailLexer;
+use Egulias\EmailValidator\Exception\InvalidEmail;
 use Egulias\EmailValidator\Validation\Error\SpoofEmail;
 use \Spoofchecker;