gh-Dev1an-MsgPack/Playground.playground/Contents.swift

//: Playground - noun: a place where people can play

import MsgPack

let encoder = Encoder()

struct Graph: Codable {
	let title: String
	let circles: Circle
}

struct Circle: Codable {
	let radius: UInt64
	let center: Position
}

struct Position: Codable {
	let x: Int8
	let y: Int8
}

let graph = Graph(
	title: "My graph",
	circles:
		Circle(
			radius: 0x0102030405060708,
			center: Position(x: -123, y: 2)
		)
//		,
//		Circle(
//			radius: 1000,
//			center: Position(x: 116, y: 81)
//		)
	
)

try encoder.encode(graph)

let decoder = Decoder()

func roundtrip<T: Codable>(value: T) throws -> T {
	return try decoder.decode(T.self, from: encoder.encode(value))
}

struct Simple: Codable {
	let a: Bool
	let b: Bool
	let c: Bool?
	let d: Bool?
	let e: Bool?
	let f: String
}

try roundtrip(value: -56.4)
try roundtrip(value: "Hello world 😎")
do {
	try roundtrip(value: graph)
} catch {
	error
	print(error)
}