* Support php 5.3 for sql parser lib.

lib/sqlparser/vendor/phpmyadmin/sql-parser/src/Exceptions/LexerException.php

@@ -1,18 +1,19 @@
 <?php
+
 /**
  * Exception thrown by the lexer.
  */
 
-declare(strict_types=1);
-
 namespace PhpMyAdmin\SqlParser\Exceptions;
 
-use Exception;
-
 /**
  * Exception thrown by the lexer.
+ *
+ * @category   Exceptions
+ *
+ * @license    https://www.gnu.org/licenses/gpl-2.0.txt GPL-2.0+
  */
-class LexerException extends Exception
+class LexerException extends \Exception
 {
     /**
      * The character that produced this error.
@@ -29,6 +30,8 @@ class LexerException extends Exception
     public $pos;
 
     /**
+     * Constructor.
+     *
      * @param string $msg  the message of this exception
      * @param string $ch   the character that produced this exception
      * @param int    $pos  the position of the character

lib/sqlparser/vendor/phpmyadmin/sql-parser/src/Exceptions/LoaderException.php

@@ -1,18 +1,19 @@
 <?php
+
 /**
  * Exception thrown by the lexer.
  */
 
-declare(strict_types=1);
-
 namespace PhpMyAdmin\SqlParser\Exceptions;
 
-use Exception;
-
 /**
  * Exception thrown by the lexer.
+ *
+ * @category   Exceptions
+ *
+ * @license    https://www.gnu.org/licenses/gpl-2.0.txt GPL-2.0+
  */
-class LoaderException extends Exception
+class LoaderException extends \Exception
 {
     /**
      * The failed load name.
@@ -22,6 +23,8 @@ class LoaderException extends Exception
     public $name;
 
     /**
+     * Constructor.
+     *
      * @param string $msg  the message of this exception
      * @param string $name the character that produced this exception
      * @param int    $code the code of this error

lib/sqlparser/vendor/phpmyadmin/sql-parser/src/Exceptions/ParserException.php

@@ -1,19 +1,21 @@
 <?php
+
 /**
  * Exception thrown by the parser.
  */
 
-declare(strict_types=1);
-
 namespace PhpMyAdmin\SqlParser\Exceptions;
 
-use Exception;
 use PhpMyAdmin\SqlParser\Token;
 
 /**
  * Exception thrown by the parser.
+ *
+ * @category   Exceptions
+ *
+ * @license    https://www.gnu.org/licenses/gpl-2.0.txt GPL-2.0+
  */
-class ParserException extends Exception
+class ParserException extends \Exception
 {
     /**
      * The token that produced this error.
@@ -23,11 +25,13 @@ class ParserException extends Exception
     public $token;
 
     /**
+     * Constructor.
+     *
      * @param string $msg   the message of this exception
      * @param Token  $token the token that produced this exception
      * @param int    $code  the code of this error
      */
-    public function __construct($msg = '', ?Token $token = null, $code = 0)
+    public function __construct($msg = '', Token $token = null, $code = 0)
     {
         parent::__construct($msg, $code);
         $this->token = $token;