Algorithms/binary-tree-core-0.rs
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Now node references is clone instead of copy (e.g. for Python's Py_IncRef) and node ref now is separate trait to forbid use of existing types

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This commit is contained in:
Andrew Golovashevich 2025-12-27 14:45:41 +03:00
parent fbe424c276
commit 67917161f5
5 changed files with 33 additions and 31 deletions
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8
src/algos/go_down.rs
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@ -11,14 +11,14 @@ fn goDown<Ctx: BinaryTreeChildrenGetterContext>(
let mut p = root;
match dir {
BinaryTreeDirection::LEFT => loop {
match ctx.getLeftChild(p) {
match ctx.getLeftChild(p.clone()) {
None => return p,
Some(c) => p = c,
}
},
BinaryTreeDirection::RIGHT => loop {
match ctx.getRightChild(p) {
match ctx.getRightChild(p.clone()) {
None => return p,
Some(c) => p = c,
}
@ -34,14 +34,14 @@ fn goDownDirected<Ctx: DirectedBinaryTreeChildrenGetterContext>(
let mut p = root;
match dir {
DirectedBinaryTreeDirection::FORWARD => loop {
match ctx.getForwardChild(p) {
match ctx.getForwardChild(p.clone()) {
None => return p,
Some(c) => p = c,
}
},
DirectedBinaryTreeDirection::OPPOSITE => loop {
match ctx.getOppositeChild(p) {
match ctx.getOppositeChild(p.clone()) {
None => return p,
Some(c) => p = c,
}

28
src/algos/swap/neighbors.rs
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@ -11,28 +11,28 @@ unsafe fn swapNeighbors<
+ BinaryTreeParentSetterContext,
>(
ctx: &mut Ctx,
parentLocation: &mut impl Parent2NodeSetterClojure<NodeRef=Ctx::NodeRef>,
parentLocation: &mut impl Parent2NodeSetterClojure<NodeRef = Ctx::NodeRef>,
grandparent: Option<Ctx::NodeRef>,
parent: Ctx::NodeRef,
child: Ctx::NodeRef,
) {
ctx.xSetParent(child, grandparent);
parentLocation.setChild(child);
ctx.xSetForwardChild(parent, ctx.getForwardChild(child));
ctx.xSetParent(child.clone(), grandparent);
parentLocation.setChild(child.clone());
ctx.xSetForwardChild(parent.clone(), ctx.getForwardChild(child.clone()));
let oppositeChild = ctx.getOppositeChild(parent);
ctx.xSetOppositeChild(parent, ctx.getOppositeChild(child));
ctx.xSetOppositeChild(child, oppositeChild);
let oppositeChild = ctx.getOppositeChild(parent.clone());
ctx.xSetOppositeChild(parent.clone(), ctx.getOppositeChild(child.clone()));
ctx.xSetOppositeChild(child.clone(), oppositeChild);
if let Some(n) = ctx.getOppositeChild(child) {
ctx.setParent(n, child)
if let Some(n) = ctx.getOppositeChild(child.clone()) {
ctx.setParent(n, child.clone())
}
if let Some(n) = ctx.getOppositeChild(parent) {
ctx.setParent(n, parent)
if let Some(n) = ctx.getOppositeChild(parent.clone()) {
ctx.setParent(n, parent.clone())
}
if let Some(n) = ctx.getForwardChild(child) {
ctx.setParent(n, parent)
if let Some(n) = ctx.getForwardChild(child.clone()) {
ctx.setParent(n, parent.clone())
}
ctx.setForwardChild(child, parent);
ctx.setForwardChild(child.clone(), parent.clone());
ctx.setParent(parent, child);
}

4
src/context.rs
View File

@ -1,5 +1,7 @@
pub trait NodeRef: Sized + Clone {}
pub trait NodeRefContainer {
type NodeRef: Sized + Copy;
type NodeRef: NodeRef;
}
pub trait BinaryTreeRootGetter: NodeRefContainer {

16
src/parent2node/dynamic_wrappers.rs
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@ -82,10 +82,10 @@ macro_rules! _get_child {
match self.dir {
None => return self.ctx.getRoot(),
Some($dir_enum_lbl::$d1_lbl) => unsafe {
self.ctx.$d1_get (*self.node.node.deref())
self.ctx.$d1_get ((*self.node.node.deref()).clone())
},
Some($dir_enum_lbl::$d2_lbl) => unsafe {
self.ctx.$d2_get (*self.node.node.deref())
self.ctx.$d2_get ((*self.node.node.deref()).clone())
}
}
}
@ -118,10 +118,10 @@ macro_rules! _set_child {
match self.dir {
None => self.ctx.xSetRoot(newChild),
Some($dir_enum_lbl::$d1_lbl) => unsafe {
self.ctx.$d1_xset (*self.node.node.deref(), newChild)
self.ctx.$d1_xset ((*self.node.node.deref()).clone(), newChild)
},
Some($dir_enum_lbl::$d2_lbl) => unsafe {
self.ctx.$d2_xset (*self.node.node.deref(), newChild)
self.ctx.$d2_xset ((*self.node.node.deref()).clone(), newChild)
}
};
return;
@ -131,10 +131,10 @@ macro_rules! _set_child {
match self.dir {
None => self.ctx.setRoot(newChild),
Some($dir_enum_lbl::$d1_lbl) => unsafe {
self.ctx.$d1_set (*self.node.node.deref(), newChild)
self.ctx.$d1_set ((*self.node.node.deref()).clone(), newChild)
},
Some($dir_enum_lbl::$d2_lbl) => unsafe {
self.ctx.$d2_set (*self.node.node.deref(), newChild)
self.ctx.$d2_set ((*self.node.node.deref()).clone(), newChild)
}
};
return;
@ -144,10 +144,10 @@ macro_rules! _set_child {
match self.dir {
None => self.ctx.clearRoot(),
Some($dir_enum_lbl::$d1_lbl) => unsafe {
self.ctx.$d1_clear (*self.node.node.deref())
self.ctx.$d1_clear ((*self.node.node.deref()).clone())
},
Some($dir_enum_lbl::$d2_lbl) => unsafe {
self.ctx.$d2_clear (*self.node.node.deref())
self.ctx.$d2_clear ((*self.node.node.deref()).clone())
}
};
return;

8
src/parent2node/fixed_wrapper.rs
View File

@ -100,7 +100,7 @@ macro_rules! _get_child {
for $name <&'ctx $($mut)? Ctx, Ctx::NodeRef>
{
fn getChild(&self) -> Option<Self::NodeRef> {
return self.ctx.$fn (self.node);
return self.ctx.$fn (self.node.clone());
}
}
};
@ -143,15 +143,15 @@ macro_rules! _set_child {
($name:ident $ctx:ident $xset:ident $set:ident $clear:ident) => {
impl<'ctx, Ctx: $ctx> Parent2NodeSetterClojure for $name<&'ctx mut Ctx, Ctx::NodeRef> {
fn xSetChild(&mut self, newChild: Option<Self::NodeRef>) {
self.ctx.$xset(self.node, newChild);
self.ctx.$xset(self.node.clone(), newChild);
}
fn setChild(&mut self, newChild: Self::NodeRef) {
self.ctx.$set(self.node, newChild);
self.ctx.$set(self.node.clone(), newChild);
}
fn clearChild(&mut self) {
self.ctx.$clear(self.node);
self.ctx.$clear(self.node.clone());
}
}
};