""".trimIndent()
        )
        val writer = NodeWriter(this, "    ")
        writer.node("graph TD")
        for (element in elements) {
            if (element is Platform) {
                writer.platform(element)
            } else {
                writer.element(element)
            }
        }
        println(endDiagram)
    }

    private fun NodeWriter.platform(platform: Platform) {
        println()