---context:global   # following code refers to global config

# this prevents suppression of unused tags, so they are visibly in the data tab
assign processUnusedTags = true
assign validForFoot = true

---context:way   # following code refers to way-tags

assign costfactor
  switch and highway= not route=ferry  100000 1

---context:node  # following code refers to node tags
assign initialcost = 0