rails

https://github.com/rails/rails

Ruby

Ruby on Rails

ActiveStorage::Blob#representation

Returns an ActiveStorage::Preview instance for a previewable blob or an ActiveStorage::Variant instance for an image blob.

  blob.representation(resize: "100x100").processed.service_url

Raises ActiveStorage::Blob::UnrepresentableError if the receiving blob is neither an image nor previewable. Call
ActiveStorage::Blob#representable? to determine whether a blob is representable.

See ActiveStorage::Blob#preview and ActiveStorage::Blob#variant for more information.

Source | Google | Stack overflow

Edit

git clone [email protected]:rails/rails.git

cd rails

open activestorage/app/models/active_storage/blob.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-ActiveStorage--Blob-representation-for-pr

# Commit to git

git add activestorage/app/models/active_storage/blob.rbgit commit -m "better docs for ActiveStorage::Blob#representation"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-ActiveStorage--Blob-representation-for-pr

hub pull-request

# Celebrate!