public static function indicator( $content, array $attributes, Parser $parser, PPFrame $frame ) {
if ( !isset( $attributes['name'] ) || trim( $attributes['name'] ) === '' ) {
return '<span class="error">' .
public static function indicator( $content, array $attributes, Parser $parser, PPFrame $frame ) {
if ( !isset( $attributes['name'] ) || trim( $attributes['name'] ) === '' ) {
return '<span class="error">' .