An example of a Traversal Spec 'language'

traversal_spec.txt

FilterSpec {
  propSet = [
    PropertySpec(type=vim.VirtualMachine, all=False, pathSet=['name' : runtime.powerState]
  ]
  objectSet = [
    ObjectSpec {
      skip = False
      selectSet = [
        TraversalSpec(type=ContainerView, path='view', skip=False)
      ]
    }
  ]
}