local utils = {} function utils.endsWith(str, ending) return ending == "" or str:sub(- #ending) == ending end function utils.productsIncludes(products, metaname) for _, product in ipairs(products) do if product.metaname == metaname then return true end end return false end function utils.getProduct(products, metaname) for _, product in ipairs(products) do if product.metaname == metaname then return product end end return false end return utils