-- main.mcl --
import "fmt"

$list = ["a", "b", "c",]

$index = 42 # should be out of scope

for $index, $value in $list {

	class foo() {
		test [$value + fmt.printf("%d", $index),] {}
	}
	include foo() # as included

	#$s = fmt.printf("%s is %d", $included.result, $index)
	#test [$s,] {}
}

-- OUTPUT --
Vertex: test[a0]
Vertex: test[b1]
Vertex: test[c2]