Add required "className" constants with full names of classes

src/Common/Exception/File/EmptyFileException.php

@@ -16,6 +16,8 @@ namespace Meritoo\Common\Exception\File;
  */
 class EmptyFileException extends \Exception
 {
+    const className = 'Meritoo\Common\Exception\File\EmptyFileException';
+
     /**
      * Class constructor
      *

src/Common/Exception/File/EmptyFilePathException.php

@@ -16,6 +16,8 @@ namespace Meritoo\Common\Exception\File;
  */
 class EmptyFilePathException extends \Exception
 {
+    const className = 'Meritoo\Common\Exception\File\EmptyFilePathException';
+
     /**
      * Class constructor
      */

src/Common/Exception/File/NotExistingFileException.php

@@ -16,6 +16,8 @@ namespace Meritoo\Common\Exception\File;
  */
 class NotExistingFileException extends \Exception
 {
+    const className = 'Meritoo\Common\Exception\File\NotExistingFileException';
+
     /**
      * Class constructor
      *

src/Common/Exception/Method/DisabledMethodException.php

@@ -18,7 +18,7 @@ use Exception;
  */
 class DisabledMethodException extends Exception
 {
-    const className = '\Meritoo\Common\Exception\Method\DisabledMethodException';
+    const className = 'Meritoo\Common\Exception\Method\DisabledMethodException';
 
     /**
      * Class constructor

src/Common/Exception/Regex/InvalidUrlException.php

@@ -10,7 +10,7 @@ namespace Meritoo\Common\Exception\Regex;
  */
 class InvalidUrlException extends \Exception
 {
-    const className = '\Meritoo\Common\Exception\Regex\InvalidUrlException';
+    const className = 'Meritoo\Common\Exception\Regex\InvalidUrlException';
 
     /**
      * Class constructor