WatchedAttachmentItem constructor

const WatchedAttachmentItem({
  1. required String id,
  2. String? fileExtension,
  3. String? filename,
  4. String? metaData,
})

Creates a WatchedAttachmentItem.

Either fileExtension or filename must be provided.

Implementation

const WatchedAttachmentItem({
  required this.id,
  this.fileExtension,
  this.filename,
  this.metaData,
}) : assert(
        fileExtension != null || filename != null,
        'Either fileExtension or filename must be provided.',
      );