arf/examples/full/main.arf

:arf
author "Sasha Koshka"
license "GPLv3"
require "io"
---

# this is a global variable
data pv helloText:String:<"Hello, world!">

# this is a struct definition
type ro Greeter:Obj:(
	.rw text:String:<"Hi.">)

# this is a function
func ro main
	> arguments:{String ..}
	< status:Int:<0>
	---
	let greeter:Greeter:mut
	greeter.setText helloText
	greeter.greet

# this is a member function
func ro greet
	@ greeter:{Greeter}
	---
	io.println greeter.text

# this is mutator member function
func ro setText
	@ greeter:{Greeter}
	> text:String
	---
	greeter.text.set text