Fix some typing issues

lib/PhpParser/ParserAbstract.php

@@ -708,7 +708,7 @@ abstract class ParserAbstract implements Parser
      *
      * @return LNumber|String_ Integer or string node.
      */
-    protected function parseNumString($str, $attributes) {
+    protected function parseNumString($str, array $attributes) {
         if (!preg_match('/^(?:0|-?[1-9][0-9]*)$/', $str)) {
             return new String_($str, $attributes);
         }

lib/PhpParser/PrettyPrinterAbstract.php

@@ -681,11 +681,11 @@ abstract class PrettyPrinterAbstract
      * are required to preserve program semantics in a certain context (e.g. to maintain precedence
      * or because only certain expressions are allowed in certain places).
      *
-     * @param int    $fixup       Fixup type
-     * @param Node   $subNode     Subnode to print
-     * @param string $parentType  Type of parent node
-     * @param int    $subStartPos Original start pos of subnode
-     * @param int    $subEndPos   Original end pos of subnode
+     * @param int         $fixup       Fixup type
+     * @param Node        $subNode     Subnode to print
+     * @param string|null $parentType  Type of parent node
+     * @param int         $subStartPos Original start pos of subnode
+     * @param int         $subEndPos   Original end pos of subnode
      *
      * @return string Result of fixed-up print of subnode
      */

test/PhpParser/Node/Stmt/ClassMethodTest.php

@@ -43,7 +43,7 @@ class ClassMethodTest extends \PHPUnit_Framework_TestCase
      *
      * @dataProvider implicitPublicModifiers
      *
-     * @param integer $modifier Node type modifier
+     * @param string $modifier Node type modifier
      */
     public function testImplicitPublic($modifier)
     {