resolve_image_source

# File actionview/lib/action_view/helpers/asset_tag_helper.rb, line 473
        def resolve_image_source(source, skip_pipeline)
          if source.is_a?(Symbol) || source.is_a?(String)
            path_to_image(source, skip_pipeline: skip_pipeline)
          else
            polymorphic_url(source)
          end
        rescue NoMethodError => e
          raise ArgumentError, "Can't resolve image into URL: #{e}"
        end