introduce World.topology_present, to indicate if any meaningful path information is available in the world

worlds/AutoWorld.py

@@ -28,6 +28,7 @@ class World(metaclass=AutoWorldRegister):
     world: MultiWorld
     player: int
     options: dict = {}
+    topology_present: bool = False  # indicate if world type has any meaningful layout/pathing
 
     def __init__(self, world: MultiWorld, player: int):
         self.world = world

worlds/alttp/__init__.py

@@ -7,6 +7,8 @@ from .Options import alttp_options
 class ALTTPWorld(World):
     game: str = "A Link to the Past"
     options = alttp_options
+    topology_present = True
+
     def collect(self, state: CollectionState, item: Item) -> bool:
         if item.name.startswith('Progressive '):
             if 'Sword' in item.name:

worlds/minecraft/__init__.py

@@ -12,7 +12,7 @@ client_version = (0, 4)
 class MinecraftWorld(World):
     game: str = "Minecraft"
     options = minecraft_options
-
+    topology_present = True
 
     def _get_mc_data(self):
         exits = ["Overworld Structure 1", "Overworld Structure 2", "Nether Structure 1", "Nether Structure 2",