- hidden = local_assigns.fetch(:hidden, false)
- render_error = viewer.render_error
- load_async = local_assigns.fetch(:load_async, viewer.load_async? && render_error.nil?)

- viewer_url = local_assigns.fetch(:viewer_url) { url_for(params.merge(viewer: viewer.type, format: :json)) } if load_async
.blob-viewer{ data: { type: viewer.type, url: viewer_url }, class: ('hidden' if hidden) }
  - if render_error
    = render 'projects/blob/render_error', viewer: viewer
  - elsif load_async
    = render viewer.loading_partial_path, viewer: viewer
  - else
    - viewer.prepare!

    -# In the rare case where the first kilobyte of the file looks like text,
    -# but the file turns out to actually be binary after loading all data,
    -# we fall back on the binary Download viewer.
    - viewer = BlobViewer::Download.new(viewer.blob) if viewer.binary_detected_after_load?

    = render viewer.partial_path, viewer: viewer