code: public static function undefinedFieldMessage(
          $fieldName,
          $type,
          array $suggestedTypeNames,
          array $suggestedFieldNames
      ) {
          $message = sprintf('Cannot query field "%s" on type "%s".', $fieldName, $type);
  
          if ($suggestedTypeNames) {
              $suggestions = Utils::quotedOrList($suggestedTypeNames);
  
              $message .= sprintf(' Did you mean to use an inline fragment on %s?', $suggestions);
          } elseif (! empty($suggestedFieldNames)) {
              $suggestions = Utils::quotedOrList($suggestedFieldNames);
  
              $message .= sprintf(' Did you mean %s?', $suggestions);
          }
  
          return $message;
      }
docs: @param string   $fieldName
  @param string   $type
  @param string[] $suggestedTypeNames
  @param string[] $suggestedFieldNames
  
  @return string