method

compute_asset_extname

rails latest stable - Class: ActionView::Helpers::AssetUrlHelper

compute_asset_extname(source, options = {})

public

Compute extname to append to asset path. Returns nil if nothing should be added.

# File actionview/lib/action_view/helpers/asset_url_helper.rb, line 243
      def compute_asset_extname(source, options = {})
        return if options[:extname] == false
        extname = options[:extname] || ASSET_EXTENSIONS[options[:type]]
        if extname && File.extname(source) != extname
          extname
        else
          nil
        end
      end

compute_asset_extname

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