1 files changed, 0 insertions, 83 deletions
diff --git a/src/depth_search_iterator.rs b/src/depth_search_iterator.rs
deleted file mode 100644
index cc10df8..0000000
--- a/src/depth_search_iterator.rs
+++ /dev/null
@@ -1,83 +0,0 @@
-use crate::*;
-
-pub(crate) struct DepthSearchIterator<'tok, 'brand, 'arena, V> {
-    token: &'tok GhostToken<'brand>,
-    seen_vertices: Option<HashMap<usize, ptr!(Vertex)>>,
-    seen_edges: HashMap<usize, ptr!(Edge)>,
-    seen_faces: HashMap<usize, ptr!(Face)>,
-    edge_stack: Vec<ptr!(Edge)>,
-    face_stack: Vec<ptr!(Face)>,
-}
-
-impl<'tok, 'brand, 'arena, V> DepthSearchIterator<'tok, 'brand, 'arena, V> {
-    pub(crate) fn new(
-        edge: ptr!(Edge),
-        collect_vertices: bool,
-        token: &'tok impl ReflAsRef<GhostToken<'brand>>,
-    ) -> Self {
-        Self {
-            token: token.as_ref(),
-            seen_vertices: collect_vertices.then(|| HashMap::new()),
-            seen_edges: HashMap::from([(edge.id(token), edge)]),
-            seen_faces: HashMap::new(),
-            edge_stack: Vec::from([edge]),
-            face_stack: Vec::new(),
-        }
-    }
-
-    fn add_edge(&mut self, edge: ptr!(Edge)) {
-        if self.seen_edges.insert(edge.id(self.token), edge).is_none() {
-            self.edge_stack.push(edge);
-        }
-    }
-
-    pub(crate) fn collect_seen(
-        edge: ptr!(Edge),
-        token: &'tok impl ReflAsRef<GhostToken<'brand>>,
-    ) -> (
-        HashMap<usize, ptr!(Vertex)>,
-        HashMap<usize, ptr!(Edge)>,
-        HashMap<usize, ptr!(Face)>,
-    )
-    where
-        'brand: 'tok,
-    {
-        let mut x = Self::new(edge, true, token);
-        for _ in &mut x {}
-        (x.seen_vertices.unwrap(), x.seen_edges, x.seen_faces)
-    }
-}
-
-impl<'tok, 'brand, 'arena, V> Iterator for DepthSearchIterator<'tok, 'brand, 'arena, V> {
-    type Item = ptr!(Edge);
-
-    fn next(&mut self) -> Option<Self::Item> {
-        let Some(edge) = self.edge_stack.pop() else {
-            let face = self.face_stack.pop()?;
-
-            for loop_ in std::iter::once(face.lens(self.token).outer_loop())
-                .chain(face.iter_inner_loops(self.token))
-            {
-                self.add_edge(loop_.half_edges().edge().item);
-            }
-
-            return self.next();
-        };
-
-        for h in edge.half_edges(self.token) {
-            let face = h.loop_(self.token).face(self.token);
-            if self.seen_faces.insert(face.id(self.token), face).is_none() {
-                self.face_stack.push(face);
-            }
-
-            let origin = h.origin(self.token);
-            if let Some(seen_vertices) = self.seen_vertices.as_mut() {
-                seen_vertices.insert(origin.id(self.token), origin);
-            }
-
-            self.add_edge(h.next(self.token).edge(self.token));
-        }
-
-        Some(edge)
-    }
-}