method

rails_asset_id

v2.2.1 - Show latest stable - 0 notes - Class: ActionView::Helpers::AssetTagHelper::AssetTag

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What's this?

rails_asset_id(source) private

Use the RAILS_ASSET_ID environment variable or the source’s modification time as its cache-busting asset id.

# File actionpack/lib/action_view/helpers/asset_tag_helper.rb, line 644
            def rails_asset_id(source)
              if asset_id = ENV["RAILS_ASSET_ID"]
                asset_id
              else
                path = File.join(ASSETS_DIR, source)

                if File.exist?(path)
                  File.mtime(path).to_i.to_s
                else
                  ''
                end
              end
            end

rails_asset_id

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