gistfile1.txt

{$: "#main" | action=data.user.logged_in?"#logout":"#login" }

   Hello, {$= data.name $}

   {$= @action $}

{$}


{$: "#login" }
   <a href="/login/">login</a>
{$}


{$: "#logout" }
   <a href="/logout/">logout</a>
{$}

cujo.js equivalent (in-browser):

file: myApp.view.LoginPanel.html

${display.greeting} {$display.loginAction}

logout version extends login version (inheritance defined in myApp.view.LogoutPanel.js:

file: myApp.view.LogoutPanel.html

{$display.logoutAction}