-- main.mcl -- import "second.mcl" include second.xclass -- second.mcl -- import "fmt" class xclass { import "os" # we can also use a scoped local import $aaa = if os.is_family_debian() { "bbb" } else { "ccc" } print "${aaa}" { msg => "hello", } } -- OUTPUT -- Edge: exprif -> exprIfSubgraphOutput # dummy Edge: os.is_family_debian -> exprif # condition Vertex: const: str("hello") Vertex: exprIfSubgraphOutput Vertex: exprif Vertex: os.is_family_debian