/**
  * Visits a switch label.
  *
  * @param \PDepend\Source\AST\ASTNode $node The currently visited node.
  * @param array(string=>integer)      $data The previously calculated ccn values.
  *
  * @return array(string=>integer)
  * @since  0.9.8
  */
 public function visitSwitchLabel($node, $data)
 {
     if (!$node->isDefault()) {
         ++$data[self::M_CYCLOMATIC_COMPLEXITY_1];
         ++$data[self::M_CYCLOMATIC_COMPLEXITY_2];
     }
     return $this->visit($node, $data);
 }