@[test]
closures = {};

for( i = 1 : 6 ){
	ls = { i };
	closure = routine(){
		io.writeln( ls, i )
	}
	closures.append( closure )
}

for( closure in closures ) closure()
@[test]
@[test]
{ 1 } 1
{ 2 } 2
{ 3 } 3
{ 4 } 4
{ 5 } 5
@[test]




@[test]
routine Test()
{
	abc = "abc"
	rout = routine(){
		io.writeln( "outer closure", abc )
		rout = routine(){
			io.writeln( "inner closure", abc )
		}
		return rout;
	}
	return rout()
}

rout = Test()
rout()
@[test]
@[test]
outer closure abc
inner closure abc
@[test]




@[test]
class Klass
{
	var value = 123;
	routine Meth(){
		value = 456;
		return routine{
			io.writeln( value )  # Accessing class member is OK;
		}
	}
}
k = Klass();
m = k.Meth()
m()
@[test]
@[test]
456
@[test]




@[test]
class Klass
{
	var value = 123;
	routine Func( param: string ){
		io.writeln( param, value )
	}
	routine Meth(){
		value = 456;
		return routine{
			Func( "hello" );  # Calling instance method is not OK;
		}
	}
}
k = Klass();
m = k.Meth()
m()
@[test]
@[test]
{{At line}} .* {{Invalid parameter type}}
@[test]




@[test]
class K {
	routine F( a ){}
	routine M(){
		defer {
			self.F(1)
		}
	}
}
k=K()
k.M()
@[test]
@[test]
@[test]




@[test]
class K {
	routine F( a ){}
	routine M(){
		defer {
			F(1)
		}
	}
}
k=K()
k.M()
@[test]
@[test]
{{At line}} .* {{Invalid parameter type}}
@[test]