Changes

function format_product(product)

function format_product(product)

     return product == false and "-" or format_equipment_link(Equipment(product))

     return product == false and "" or format_equipment_link(Equipment(product))

end

end

         local resources = equipment:improvement_resources()

         local resources = equipment:improvement_resources()

         local first = true

         local first = true

         for product_key, product in ipairs(products) do

         for _, product in ipairs(products) do

             local resources0 = equipment:improvement_resources(false, product, 0)

             local resources0 = equipment:improvement_resources(false, product, 0)

             local resources0_x = equipment:improvement_resources(true, product, 0)

             local resources0_x = equipment:improvement_resources(true, product, 0)