chore(spaces): simplify the SpaceGraph interfaces

crates/matrix-sdk-ui/src/spaces/graph.rs

@@ -45,30 +45,30 @@ impl Default for SpaceGraph {
 
 impl SpaceGraph {
     /// Creates a new empty space graph containing no nodes or edges.
-    pub fn new() -> Self {
+    pub(super) fn new() -> Self {
         Self { nodes: BTreeMap::new() }
     }
 
     /// Returns the root nodes of the graph, which are nodes without any
     /// parents.
-    pub fn root_nodes(&self) -> Vec<&OwnedRoomId> {
+    pub(super) fn root_nodes(&self) -> Vec<&OwnedRoomId> {
         self.nodes.values().filter(|node| node.parents.is_empty()).map(|node| &node.id).collect()
     }
 
     /// Returns the children of a given node. If the node does not exist, it
     /// returns an empty vector.
-    pub fn children_of(&self, node_id: &OwnedRoomId) -> Vec<&OwnedRoomId> {
+    pub(super) fn children_of(&self, node_id: &OwnedRoomId) -> Vec<&OwnedRoomId> {
         self.nodes.get(node_id).map_or(vec![], |node| node.children.iter().collect())
     }
 
     /// Adds a node to the graph. If the node already exists, it does nothing.
-    pub fn add_node(&mut self, node_id: OwnedRoomId) {
+    pub(super) fn add_node(&mut self, node_id: OwnedRoomId) {
         self.nodes.entry(node_id.clone()).or_insert(SpaceGraphNode::new(node_id));
     }
 
     /// Adds a directed edge from `parent_id` to `child_id`, creating nodes if
     /// they do not already exist in the graph.
-    pub fn add_edge(&mut self, parent_id: OwnedRoomId, child_id: OwnedRoomId) {
+    pub(super) fn add_edge(&mut self, parent_id: OwnedRoomId, child_id: OwnedRoomId) {
         self.nodes.entry(parent_id.clone()).or_insert(SpaceGraphNode::new(parent_id.clone()));
 
         self.nodes.entry(child_id.clone()).or_insert(SpaceGraphNode::new(child_id.clone()));
@@ -80,7 +80,7 @@ impl SpaceGraph {
     /// Removes cycles in the graph by performing a depth-first search (DFS) and
     /// remembering the visited nodes. If a node is revisited while still in the
     /// current path (i.e. it's on the stack), it indicates a cycle.
-    pub fn remove_cycles(&mut self) {
+    pub(super) fn remove_cycles(&mut self) {
         let mut visited = BTreeSet::new();
         let mut stack = BTreeSet::new();
 

crates/matrix-sdk-ui/src/spaces/room.rs

@@ -78,7 +78,7 @@ impl SpaceRoom {
     }
 
     /// Build a `SpaceRoom` from a room already known to this client.
-    pub fn new_from_known(known_room: Room, children_count: u64) -> Self {
+    pub(crate) fn new_from_known(known_room: Room, children_count: u64) -> Self {
         let room_info = known_room.clone_info();
 
         Self {