-- metadata.yaml --
#files: "files/"	# these are some extra files we can use (is the default)
-- main.mcl --
import "y.mcl" as g
test "${g.y}" {}	# should work
#test "${g.x}" {}	# should fail
test "${g.f.x}" {}	# should maybe work
-- x.mcl --
$x = "this is x.mcl"
-- y.mcl --
import "x.mcl" as f
$y = $f.x + " and this is y.mcl"
-- OUTPUT --
Vertex: test[this is x.mcl and this is y.mcl]
Vertex: test[this is x.mcl]