Cleaned up the maze placement so that I can have mazes without rooms and with other features.

map.cpp

@@ -45,19 +45,26 @@ void Map::clear_target(const Point &at) {
 }
 
 bool Map::place_entity(size_t room_index, Point &out) {
-  dbc::check(room_index < $rooms.size(), "room_index is out of bounds, not enough rooms");
+  if($rooms.size() == 0) {
+    dbc::log("fucking dead end?");
+    out = $dead_ends.at(room_index % $dead_ends.size());
+    return true;
+  } else {
+    dbc::log("fucking fuckng fuck fuck");
+    dbc::check(room_index < $rooms.size(), "room_index is out of bounds, not enough rooms");
 
-  Room &start = $rooms[room_index];
+    Room &start = $rooms.at(room_index);
 
-  for(matrix::rando_rect it{$walls, start.x, start.y, start.width, start.height}; it.next();) {
-    if(!iswall(it.x, it.y)) {
-      out.x = it.x;
-      out.y = it.y;
-      return true;
+    for(matrix::rando_rect it{$walls, start.x, start.y, start.width, start.height}; it.next();) {
+      if(!iswall(it.x, it.y)) {
+        out.x = it.x;
+        out.y = it.y;
+        return true;
+      }
     }
-  }
 
-  return false;
+    return false;
+  }
 }
 
 bool Map::iswall(size_t x, size_t y) {