add node dependancy

packages/native-core-macro/tests/test.rs

@@ -0,0 +1,70 @@
+use dioxus_native_core::node_ref::*;
+use dioxus_native_core::state::{ChildDepState, NodeDepState, ParentDepState, State};
+use dioxus_native_core_macro::State;
+#[derive(Debug, Clone, PartialEq, Default)]
+struct BubbledUpStateTester(Option<String>, Vec<Box<BubbledUpStateTester>>);
+impl ChildDepState for BubbledUpStateTester {
+    type Ctx = u32;
+    type DepState = Self;
+    const NODE_MASK: NodeMask = NodeMask::new(AttributeMask::NONE, true, false, false);
+    fn reduce<'a>(
+        &mut self,
+        node: NodeView,
+        children: impl Iterator<Item = &'a Self::DepState>,
+        ctx: &Self::Ctx,
+    ) -> bool
+    where
+        Self::DepState: 'a,
+    {
+        assert_eq!(*ctx, 42);
+        *self = BubbledUpStateTester(
+            node.tag().map(|s| s.to_string()),
+            children.into_iter().map(|c| Box::new(c.clone())).collect(),
+        );
+        true
+    }
+}
+
+#[derive(Debug, Clone, PartialEq, Default)]
+struct PushedDownStateTester(Option<String>, Option<Box<PushedDownStateTester>>);
+impl ParentDepState for PushedDownStateTester {
+    type Ctx = u32;
+    type DepState = Self;
+    const NODE_MASK: NodeMask = NodeMask::new(AttributeMask::NONE, true, false, false);
+    fn reduce(&mut self, node: NodeView, parent: Option<&Self::DepState>, ctx: &Self::Ctx) -> bool {
+        assert_eq!(*ctx, 42);
+        *self = PushedDownStateTester(
+            node.tag().map(|s| s.to_string()),
+            parent.map(|c| Box::new(c.clone())),
+        );
+        true
+    }
+}
+
+#[derive(Debug, Clone, PartialEq, Default)]
+struct NodeStateTester(Option<String>, Vec<(String, String)>);
+impl NodeDepState for NodeStateTester {
+    type Ctx = u32;
+    type DepState = ();
+    const NODE_MASK: NodeMask = NodeMask::new(AttributeMask::All, true, false, false);
+    fn reduce(&mut self, node: NodeView, _sibling: &Self::DepState, ctx: &Self::Ctx) -> bool {
+        assert_eq!(*ctx, 42);
+        *self = NodeStateTester(
+            node.tag().map(|s| s.to_string()),
+            node.attributes()
+                .map(|a| (a.name.to_string(), a.value.to_string()))
+                .collect(),
+        );
+        true
+    }
+}
+
+#[derive(State, Clone, Default, Debug)]
+struct StateTester {
+    #[child_dep_state(bubbled, u32)]
+    bubbled: BubbledUpStateTester,
+    #[parent_dep_state(pushed, u32)]
+    pushed: PushedDownStateTester,
+    #[node_dep_state(NONE, u32)]
+    node: NodeStateTester,
+}