Temporary "fake" hydration (#101)

* Fix docs for SsrNode

* Add comments about hydrate

packages/sycamore/src/easing.rs

@@ -1,6 +1,5 @@
 //! Easing functions.
 
-use core::f32;
 use std::f32::consts::PI;
 
 const EXP_BASE: f32 = 2.0;

packages/sycamore/src/generic_node/dom_node.rs

@@ -252,6 +252,9 @@ pub fn render_to(template: impl FnOnce() -> Template<DomNode>, parent: &Node) {
 ///
 /// For rendering without hydration, use [`render`] instead.
 ///
+/// **TODO**: This method currently deletes existing nodes from DOM and reinserts new
+/// created nodes. This will be fixed in a later release.
+///
 /// _This API requires the following crate features to be activated: `dom`_
 pub fn hydrate(template: impl FnOnce() -> Template<DomNode>) {
     let window = web_sys::window().unwrap();
@@ -281,6 +284,9 @@ fn get_children(parent: &Element) -> Vec<Element> {
 ///
 /// For rendering without hydration, use [`render`] instead.
 ///
+/// **TODO**: This method currently deletes existing nodes from DOM and reinserts new
+/// created nodes. This will be fixed in a later release.
+///
 /// _This API requires the following crate features to be activated: `dom`_
 pub fn hydrate_to(template: impl FnOnce() -> Template<DomNode>, parent: &Node) {
     for child in get_children(parent.unchecked_ref()) {

packages/sycamore/src/generic_node/ssr_node.rs

@@ -17,9 +17,7 @@ static VOID_ELEMENTS: &[&str] = &[
     "track", "wbr", "command", "keygen", "menuitem",
 ];
 
-/// Rendering backend for Server Side Rendering, aka. SSR.
-///
-/// _This API requires the following crate features to be activated: `ssr`_
+/// Inner representation for [`SsrNode`].
 #[derive(Debug)]
 enum SsrNodeType {
     Element(RefCell<Element>),
@@ -34,6 +32,9 @@ struct SsrNodeInner {
     parent: RefCell<Weak<SsrNodeInner>>,
 }
 
+/// Rendering backend for Server Side Rendering, aka. SSR.
+///
+/// _This API requires the following crate features to be activated: `ssr`_
 #[derive(Debug, Clone)]
 pub struct SsrNode(Rc<SsrNodeInner>);