method

format

rails latest stable - Class: ActiveStorage::Variation
format()
public

No documentation available.

# File activestorage/app/models/active_storage/variation.rb, line 62
  def format
    transformations.fetch(:format, :png).tap do |format|
      if Marcel::Magic.by_extension(format.to_s).nil?
        raise ArgumentError, "Invalid variant format (#{format.inspect})"
      end
    end
  end