-- main.mcl --
$name = ["a", "bb", "ccc"]
test $name {}
test "test" {}

Test[$name] -> Test["test"] # must pass
#Test["${name}"] -> Test["test"] # must fail
-- OUTPUT --
Edge: test[a] -> test[test] # test[a] -> test[test]
Edge: test[bb] -> test[test] # test[bb] -> test[test]
Edge: test[ccc] -> test[test] # test[ccc] -> test[test]
Vertex: test[a]
Vertex: test[bb]
Vertex: test[ccc]
Vertex: test[test]
