extend String

	var _foo as int  # .error. Extensions can only contain methods
	
	cue init  # .error. Extensions can only contain methods
		pass

	get foo1 as String  # .error. Extensions can only contain methods
		return 'aoeu'

	set foo2 as String  # .error. Extensions can only contain methods
		pass

	pro foo3 as String  # .error. Extensions can only contain methods
		get
			return 'aoeu'
		set
			pass


class Program

	def main is shared
		pass