1

src/listhead.rs

@@ -14,19 +14,7 @@ pub struct ListHead<T> {
 
 impl<T> ListHead<T> {
 
-    pub fn new_head() -> Rc::<RefCell::<Self>> {
+    fn new(data: Weak::<RefCell::<T>>) -> Rc::<RefCell::<Self>> {
-        let this = Rc::new(RefCell::new(ListHead{
-            prev: Default::default(),
-            next: Default::default(),
-            data: Default::default(),
-            _self_wp: Default::default(),
-        }));
-        this.borrow_mut()._self_wp = Rc::downgrade(&this);
-        this.borrow_mut().init();
-        return this;
-    }
-
-    pub fn new_node(data: Weak::<RefCell::<T>>) -> Rc::<RefCell::<Self>> {
         let this = Rc::new(RefCell::new(ListHead{
             prev: Default::default(),
             next: Default::default(),
@@ -38,6 +26,14 @@ impl<T> ListHead<T> {
         return this;
     }
 
+    pub fn new_head() -> Rc::<RefCell::<Self>> {
+        return Self::new(Default::default());
+    }
+
+    pub fn new_node(data: Weak::<RefCell::<T>>) -> Rc::<RefCell::<Self>> {
+        return Self::new(data);
+    }
+
     fn init(&mut self) {
         self.prev = Rc::downgrade(&self.shared_from_self());
         self.next = Rc::downgrade(&self.shared_from_self());