chore: remove (most) syn 1 dependencies (#1670)

leptos_dom/Cargo.toml

@@ -12,7 +12,6 @@ async-recursion = "1"
 base64 = { version = "0.21", optional = true }
 cfg-if = "1"
 drain_filter_polyfill = "0.1"
-educe = "0.4"
 futures = "0.3"
 getrandom = { version = "0.2", optional = true }
 html-escape = "0.2"

leptos_dom/src/components.rs

@@ -25,11 +25,9 @@ pub use unit::*;
 use wasm_bindgen::JsCast;
 
 /// The core foundational leptos components.
-#[derive(educe::Educe)]
-#[educe(Default, Clone, PartialEq, Eq)]
+#[derive(Clone, PartialEq, Eq)]
 pub enum CoreComponent {
     /// The [Unit] component.
-    #[educe(Default)]
     Unit(UnitRepr),
     /// The [DynChild] component.
     DynChild(DynChildRepr),
@@ -37,6 +35,12 @@ pub enum CoreComponent {
     Each(EachRepr),
 }
 
+impl Default for CoreComponent {
+    fn default() -> Self {
+        Self::Unit(UnitRepr::default())
+    }
+}
+
 impl fmt::Debug for CoreComponent {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match self {

leptos_dom/src/components/each.rs

@@ -506,9 +506,14 @@ where
     }
 }
 
-#[derive(educe::Educe)]
-#[educe(Debug)]
-struct HashRun<T>(#[educe(Debug(ignore))] T);
+struct HashRun<T>(T);
+
+impl<T> fmt::Debug for HashRun<T> {
+    #[inline]
+    fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+        formatter.debug_tuple("HashRun").finish()
+    }
+}
 
 /// Calculates the operations needed to get from `from` to `to`.
 #[allow(dead_code)] // not used in SSR but useful to have available for testing

leptos_dom/src/html.rs

@@ -294,21 +294,30 @@ cfg_if! {
   // Server needs to build a virtualized DOM tree
   } else {
     /// Represents an HTML element.
-    #[derive(educe::Educe, Clone)]
-    #[educe(Debug)]
+    #[derive(Clone)]
     pub struct HtmlElement<El: ElementDescriptor> {
         pub(crate) element: El,
         pub(crate) attrs: SmallVec<[(Oco<'static, str>, Oco<'static, str>); 4]>,
-        #[educe(Debug(ignore))]
         pub(crate) children: ElementChildren,
         #[cfg(debug_assertions)]
         pub(crate) view_marker: Option<String>
     }
 
-    #[derive(Clone, educe::Educe, PartialEq, Eq)]
-    #[educe(Default)]
+    // debug without `children` field
+    impl<El: ElementDescriptor> fmt::Debug for HtmlElement<El> {
+        fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+            let mut builder = f.debug_struct("HtmlElement");
+            builder.field("element", &self.element);
+            builder.field("attrs", &self.attrs);
+            #[cfg(debug_assertions)]
+            builder.field("view_marker", &self.view_marker);
+            builder.finish()
+        }
+    }
+
+    #[derive(Clone, Default, PartialEq, Eq)]
     pub(crate) enum ElementChildren {
-        #[educe(Default)]
+        #[default]
         Empty,
         Children(Vec<View>),
         InnerHtml(Oco<'static, str>),

leptos_macro/Cargo.toml

@@ -17,7 +17,7 @@ cfg-if = "1"
 html-escape = "0.2"
 itertools = "0.10"
 prettyplease = "0.2.4"
-proc-macro-error = "1"
+proc-macro-error = { version = "1", default-features = false }
 proc-macro2 = "1"
 quote = "1"
 syn = { version = "2", features = ["full"] }

server_fn_macro/Cargo.toml

@@ -13,7 +13,7 @@ serde = { version = "1", features = ["derive"] }
 quote = "1"
 syn = { version = "2", features = ["full", "parsing", "extra-traits"] }
 proc-macro2 = "1"
-proc-macro-error = "1"
+proc-macro-error = { version = "1", default-features = false }
 xxhash-rust = { version = "0.8.6", features = ["const_xxh64"] }
 const_format = "0.2.30"