default:
  context:
    lang: 'en'
    visitor: 'anon'
    node: 'status'

can_edit:
  eval: "can_edit?"
  tem: '<%= @node.can_edit? %>'
  res: 'false'

can_edit:
  context:
    visitor: lion
  eval: "can_edit?"
  res: 'true'

can_drive:
  context:
    visitor: lion
  eval: "can_drive?"
  res: 'true'
  
public:
  context:
    visitor: lion
    node: secret
  eval: "public?"
  res: 'false'

empty:
  context:
    visitor: lion
    node: opening
  eval: "empty?"
  res: 'true'