Module turn_restrictions

Structs

• FocusedTurns
  An attempt to standardise language around turn restrictions. NOTE AT PRESENT THIS IS ASPIRATIONAL - DO NOT ASSUME THAT THE RELEVANT CODE ADHERES TO THESE RULES Future refactoring should migrate to these conventions.

Functions

• hull_around_focused_turns 🔒
• is_road_drivable_from_i 🔒
• possible_destination_roads
  Returns a HashSet of all roads which are connected by driving from RoadID. This accounts for oneway restrictions, but not turn restrictions. eg:
• restricted_destination_roads
  Returns all roads that are possible destinations from the given “from_road” where the turn is currently prohibited by a turn restriction.
• verify_intersection 🔒
  checks that an Intersection ID is connected to a RoadID. Returns true if connected, false otherwise.