message: Add enum scope prefix
diff: @@ -212,7 +212,7 @@ static bool routeObstructed(Route& route)
  // \note Tile being occupied by a robot is not an obstruction for the
  // purposes of routing/pathing.
  if (t->thingIsStructure() && !t->structure()->isRoad()) { return true; }
  - if (t->index() == TERRAIN_IMPASSABLE) { return true; }
  + if (t->index() == TerrainType::TERRAIN_IMPASSABLE) { return true; }
  }
  return false;
  