wip: rewrite core to be template focused

packages/core/src.old/nodes/mod.rs

@@ -0,0 +1,88 @@
+use std::{cell::Cell, num::NonZeroUsize};
+
+/// A reference to a template along with any context needed to hydrate it
+pub struct VTemplate<'a> {
+    // The ID assigned for the root of this template
+    pub node_id: Cell<ElementId>,
+
+    pub template: &'static Template,
+
+    /// All the dynamic nodes for a template
+    pub dynamic_nodes: &'a [DynamicNode<'a>],
+
+    pub dynamic_attrs: &'a [AttributeLocation<'a>],
+}
+
+#[derive(Debug, Clone, Copy)]
+pub struct Template {
+    pub id: &'static str,
+
+    pub root: TemplateNode<'static>,
+
+    // todo: locations of dynamic nodes
+    pub node_pathways: &'static [&'static [u8]],
+
+    // todo: locations of dynamic nodes
+    pub attr_pathways: &'static [&'static [u8]],
+}
+
+/// A weird-ish variant of VNodes with way more limited types
+#[derive(Debug, Clone, Copy)]
+pub enum TemplateNode<'a> {
+    /// A simple element
+    Element {
+        tag: &'a str,
+        namespace: Option<&'a str>,
+        attrs: &'a [TemplateAttribute<'a>],
+        children: &'a [TemplateNode<'a>],
+    },
+    Text(&'a str),
+    Dynamic(usize),
+    DynamicText(usize),
+}
+
+pub enum DynamicNode<'a> {
+    // Anything declared in component form
+    // IE in caps or with underscores
+    Component {
+        name: &'static str,
+    },
+
+    // Comes in with string interpolation or from format_args, include_str, etc
+    Text {
+        id: Cell<ElementId>,
+        value: &'static str,
+    },
+
+    // Anything that's coming in as an iterator
+    Fragment {
+        children: &'a [VTemplate<'a>],
+    },
+}
+
+#[derive(Debug)]
+pub struct TemplateAttribute<'a> {
+    pub name: &'static str,
+    pub value: &'a str,
+    pub namespace: Option<&'static str>,
+    pub volatile: bool,
+}
+
+pub struct AttributeLocation<'a> {
+    pub mounted_element: Cell<ElementId>,
+    pub attrs: &'a [Attribute<'a>],
+}
+
+#[derive(Debug)]
+pub struct Attribute<'a> {
+    pub name: &'static str,
+    pub value: &'a str,
+    pub namespace: Option<&'static str>,
+}
+
+#[test]
+fn what_are_the_sizes() {
+    dbg!(std::mem::size_of::<VTemplate>());
+    dbg!(std::mem::size_of::<Template>());
+    dbg!(std::mem::size_of::<TemplateNode>());
+}