-- main.mcl --
$st0 struct{x str} = struct{x => "hello"}
$name0 = $st0->x
test "${name0}" {}

$st1 = struct{y => "world"}
$name1 = $st1->y
test "${name1}" {}

$st2 = struct{x => true, y => 42, z => "hello world"}
$name2 = $st2->z
test "${name2}" {}
-- OUTPUT --
Vertex: test[hello world]
Vertex: test[hello]
Vertex: test[world]
