App

SketchSystems.spec

App
  # onWhen App is at Login
  LoginOrSignup&
    Login
      goto Signup -> Signup
      Container&
        goto Review TC -> Review TC
        Capture Email
        Capture Password
        submit -> F11
        
      Review TC
        close -> Container

      # onwhen submitted
      F11

    Signup
      goto Login -> Login

  # guard/check/onWhen logged in
  F1

SketchSystems_prototype.js

function render(model){
  let current_state_name = model.active_states[0].name;
  return $("h1",
           {style: {color: "darkBlue"}},
           `The current state is: ${current_state_name}`);
}