It has already started:

  zero-graph v1
  origin source-text
  module "hello"
  hash "graph:a7f7e6899a73f3b4"

  node #decl_ad8d9028 Function name:"main" type:"Void" public:true fallible:true
  node #param_4610ae76 Param name:"world" type:"World"
  node #expr_c403020c MethodCall name:"write" type:"Void"
  node #expr_653eeb6e Literal type:"String" value:"hello from zero\n"
  edge #expr_c403020c arg #expr_653eeb6e order:0