toJson method

Map<String, dynamic> toJson()

Returns a Map representing this Attachment.

Implementation

Map<String, dynamic> toJson() => switch (runtimeType) {
  const (ImageAttachment) => (this as ImageAttachment).toJson(),
  const (FileAttachment) => (this as FileAttachment).toJson(),
  const (LocalAttachment) => (this as LocalAttachment).toJson(),
  _ => throw UnimplementedError(runtimeType.toString()),
};