description

# getMetadata method

1. @JSName.new('getMetadata')

Future<Metadata> getMetadata()

## Implementation

    @JSName('getMetadata')
    Future<Metadata> getMetadata() {
      var completer = new Completer<Metadata>();
      _getMetadata(
        (value) {
          applyExtension('Metadata', value);
          completer.complete(value);
        },
        (error) {
          completer.completeError(error);
        },
      );
      return completer.future;
    }