Rationalize features and set up defaults so that a) users don't need to specify csr mode by default and b) tests pass without feature flags

examples/counter/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-leptos = { path = "../../leptos", default-features = false, features = ["csr"] }
+leptos = { path = "../../leptos" }
 console_log = "0.2"
 log = "0.4"
 

examples/counters-stable/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-leptos = { path = "../../leptos", default-features = false, features = ["stable", "csr"] }
+leptos = { path = "../../leptos", features = ["stable"] }
 log = "0.4"
 console_log = "0.2"
 

examples/counters/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-leptos = { path = "../../leptos", features = ["csr"] }
+leptos = { path = "../../leptos" }
 log = "0.4"
 console_log = "0.2"
 

examples/fetch/Cargo.toml

@@ -5,7 +5,7 @@ edition = "2021"
 
 [dependencies]
 anyhow = "1.0.58"
-leptos = { path = "../../leptos", features = ["csr"] }
+leptos = { path = "../../leptos" }
 reqwasm = "0.5.0"
 serde = { version = "1", features = ["derive"] }
 log = "0.4"

examples/hackernews/hackernews-app/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2021"
 [dependencies]
 anyhow = "1"
 console_log = "0.2"
-leptos = { path = "../../../leptos" }
+leptos = { path = "../../../leptos", default-features = false }
 leptos_meta = { path = "../../../meta", default-features = false }
 leptos_router = { path = "../../../router", default-features = false }
 log = "0.4"

examples/router/Cargo.toml

@@ -6,8 +6,8 @@ edition = "2021"
 [dependencies]
 console_log = "0.2"
 log = "0.4"
-leptos = { path = "../../leptos", features = ["csr"] }
-leptos_router = { path = "../../router", features = ["csr"], version = "0.0" }
+leptos = { path = "../../leptos" }
+leptos_router = { path = "../../router" }
 serde = { version = "1", features = ["derive"] }
 futures = "0.3"
 

examples/todomvc-ssr/todomvc-ssr-client/Cargo.toml

@@ -8,7 +8,7 @@ crate-type = ["cdylib", "rlib"]
 
 [dependencies]
 console_log = "0.2"
-leptos = { path = "../../../leptos", features = ["hydrate"] }
+leptos = { path = "../../../leptos", default-features = false, features = ["hydrate"] }
 todomvc = { path = "../../todomvc",  default-features = false, features = ["hydrate"] }
 log = "0.4"
 wasm-bindgen = "0.2"

examples/todomvc/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-leptos = { path = "../../leptos" }
+leptos = { path = "../../leptos", default-features = false }
 miniserde = "0.1"
 log = "0.4"
 console_log = "0.2"

leptos/Cargo.toml

@@ -15,9 +15,8 @@ leptos_macro = { path = "../leptos_macro", default-features = false, version = "
 leptos_reactive = { path = "../leptos_reactive", default-features = false, version = "0.0.8" }
 
 [features]
-default = ["resource"]
+default = ["csr"]
 csr = ["leptos_core/csr", "leptos_dom/csr", "leptos_macro/csr", "leptos_reactive/csr"]
 hydrate = ["leptos_core/hydrate", "leptos_dom/hydrate", "leptos_macro/hydrate", "leptos_reactive/hydrate"]
 ssr = ["leptos_core/ssr", "leptos_dom/ssr", "leptos_macro/ssr", "leptos_reactive/ssr"]
-resource = ["leptos_reactive/resource"]
 stable = ["leptos_dom/stable", "leptos_reactive/stable"]

leptos/src/lib.rs

@@ -54,8 +54,6 @@
 //! - `csr` Client-side rendering: Generate DOM nodes in the browser
 //! - `ssr` Server-side rendering: Generate an HTML string (typically on the server)
 //! - `hydrate` Hydration: use this to add interactivity to an SSRed Leptos app
-//! - `resource` *(default)* Allows the use of [create_resource] and [Resource]s. Enabled by default,
-//!   but there’s a small benefit in binary size when you disable it if you don’t need them.
 //! - `stable` By default, Leptos requires `nightly` Rust, which is what allows the ergonomics
 //!   of calling signals as functions. If you need to use `stable`, you will need to call `.get()`
 //!   and `.set()` manually.
@@ -90,8 +88,10 @@
 //!         </div>
 //!     }
 //! }
+//! ```
 //!
-//! // Easy to use with Trunk (trunkrs.dev) or with a simple wasm-bindgen setup
+//! Leptos is easy to use with [Trunk](https://trunkrs.dev/) (or with a simple wasm-bindgen setup):
+//! ```ignore
 //! pub fn main() {
 //!     mount_to_body(|cx| view! { cx,  <SimpleCounter initial_value=3 /> })
 //! }

leptos_core/Cargo.toml

@@ -8,9 +8,9 @@ repository = "https://github.com/gbj/leptos"
 description = "Core functionality for the Leptos web framework."
 
 [dependencies]
-leptos_dom = { path = "../leptos_dom", version = "0.0.8" }
-leptos_macro = { path = "../leptos_macro", version = "0.0.7" }
-leptos_reactive = { path = "../leptos_reactive", version = "0.0.8" }
+leptos_dom = { path = "../leptos_dom", default-features = false, version = "0.0.8" }
+leptos_macro = { path = "../leptos_macro", default-features = false, version = "0.0.7" }
+leptos_reactive = { path = "../leptos_reactive", default-features = false, version = "0.0.8" }
 log = "0.4"
 
 [features]

leptos_core/src/for_component.rs

@@ -22,8 +22,7 @@ where
     pub children: Box<dyn Fn() -> Vec<G>>,
 }
 
-/// Iterates over children and displays them, keyed by `PartialEq`. If you want to provide your
-/// own key function, use [Index] instead.
+/// Iterates over children and displays them, keyed by `PartialEq`.
 ///
 /// This is much more efficient than naively iterating over nodes with `.iter().map(|n| view! { cx,  ... })...`,
 /// as it avoids re-creating DOM nodes that are not being changed.

leptos_core/src/suspense.rs

@@ -42,7 +42,7 @@ where
     compile_error!("<Suspense/> can only be used when one of the following features is set on the `leptos` package: 'csr', 'ssr', or 'hydrate'");
 }
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 fn render_suspense<'a, F, E, G>(
     cx: Scope,
     context: SuspenseContext,

leptos_dom/Cargo.toml

@@ -11,7 +11,7 @@ description = "DOM operations for the Leptos web framework."
 futures = { version = "0.3", optional = true }
 html-escape = { version = "0.2", optional = true }
 js-sys = "0.3"
-leptos_reactive = { path = "../leptos_reactive", version = "0.0.8" }
+leptos_reactive = { path = "../leptos_reactive", default-features = false, version = "0.0.8" }
 serde_json = { version = "1", optional = true }
 wasm-bindgen = "0.2"
 wasm-bindgen-futures = "0.4.31"

leptos_dom/src/child.rs

@@ -4,7 +4,7 @@ use leptos_reactive::Scope;
 #[cfg(feature = "stable")]
 use leptos_reactive::{Memo, ReadSignal, RwSignal};
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 use wasm_bindgen::JsCast;
 
 use crate::Node;
@@ -83,21 +83,21 @@ impl IntoChild for String {
     }
 }
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 impl IntoChild for web_sys::Node {
     fn into_child(self, _cx: Scope) -> Child {
         Child::Node(self)
     }
 }
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 impl IntoChild for web_sys::Text {
     fn into_child(self, _cx: Scope) -> Child {
         Child::Node(self.unchecked_into())
     }
 }
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 impl IntoChild for web_sys::Element {
     fn into_child(self, _cx: Scope) -> Child {
         Child::Node(self.unchecked_into())
@@ -122,7 +122,7 @@ impl IntoChild for Vec<Node> {
     }
 }
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 impl IntoChild for Vec<web_sys::Element> {
     fn into_child(self, _cx: Scope) -> Child {
         Child::Nodes(

leptos_dom/src/lib.rs

@@ -3,11 +3,13 @@ pub mod child;
 pub mod class;
 pub mod event_delegation;
 pub mod logging;
+#[cfg(not(feature = "ssr"))]
+pub mod mount;
 pub mod operations;
 pub mod property;
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 pub mod reconcile;
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 pub mod render;
 #[cfg(feature = "ssr")]
 pub mod render_to_string;
@@ -16,9 +18,11 @@ pub use attribute::*;
 pub use child::*;
 pub use class::*;
 pub use logging::*;
+#[cfg(not(feature = "ssr"))]
+pub use mount::*;
 pub use operations::*;
 pub use property::*;
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 pub use render::*;
 #[cfg(feature = "ssr")]
 pub use render_to_string::*;
@@ -27,83 +31,19 @@ pub use js_sys;
 pub use wasm_bindgen;
 pub use web_sys;
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 pub type Element = web_sys::Element;
 #[cfg(feature = "ssr")]
 pub type Element = String;
-#[cfg(not(any(feature = "csr", feature = "hydrate", feature = "ssr")))]
-pub type Element = web_sys::Element;
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
+#[cfg(not(feature = "ssr"))]
 pub type Node = web_sys::Node;
 #[cfg(feature = "ssr")]
 pub type Node = String;
-#[cfg(not(any(feature = "csr", feature = "hydrate", feature = "ssr")))]
-pub type Node = web_sys::Node;
 
 use leptos_reactive::Scope;
 pub use wasm_bindgen::UnwrapThrowExt;
 
-#[cfg(any(feature = "csr", feature = "hydrate"))]
-pub trait Mountable {
-    fn mount(&self, parent: &web_sys::Element);
-}
-
-#[cfg(any(feature = "csr", feature = "hydrate"))]
-impl Mountable for Element {
-    fn mount(&self, parent: &web_sys::Element) {
-        parent.append_child(self).unwrap_throw();
-    }
-}
-
-#[cfg(any(feature = "csr", feature = "hydrate"))]
-impl Mountable for Vec<Element> {
-    fn mount(&self, parent: &web_sys::Element) {
-        for element in self {
-            parent.append_child(element).unwrap_throw();
-        }
-    }
-}
-
-#[cfg(any(feature = "csr", feature = "hydrate"))]
-pub fn mount_to_body<T, F>(f: F)
-where
-    F: Fn(Scope) -> T + 'static,
-    T: Mountable,
-{
-    mount(document().body().unwrap_throw(), f)
-}
-
-#[cfg(any(feature = "csr", feature = "hydrate"))]
-pub fn mount<T, F>(parent: web_sys::HtmlElement, f: F)
-where
-    F: Fn(Scope) -> T + 'static,
-    T: Mountable,
-{
-    use leptos_reactive::create_scope;
-
-    // running "mount" intentionally leaks the memory,
-    // as the "mount" has no parent that can clean it up
-    let _ = create_scope(move |cx| {
-        (f(cx)).mount(&parent);
-    });
-}
-
-#[cfg(feature = "hydrate")]
-pub fn hydrate<T, F>(parent: web_sys::HtmlElement, f: F)
-where
-    F: Fn(Scope) -> T + 'static,
-    T: Mountable,
-{
-    // running "hydrate" intentionally leaks the memory,
-    // as the "hydrate" has no parent that can clean it up
-    let _ = leptos_reactive::create_scope(move |cx| {
-        cx.start_hydration(&parent);
-        (f(cx));
-        cx.end_hydration();
-    });
-}
-
 #[cfg(feature = "csr")]
 pub fn create_component<F, T>(cx: Scope, f: F) -> T
 where

leptos_dom/src/mount.rs

@@ -0,0 +1,58 @@
+use crate::{document, Element};
+use leptos_reactive::Scope;
+use wasm_bindgen::UnwrapThrowExt;
+
+pub trait Mountable {
+    fn mount(&self, parent: &web_sys::Element);
+}
+
+impl Mountable for Element {
+    fn mount(&self, parent: &web_sys::Element) {
+        parent.append_child(self).unwrap_throw();
+    }
+}
+
+impl Mountable for Vec<Element> {
+    fn mount(&self, parent: &web_sys::Element) {
+        for element in self {
+            parent.append_child(element).unwrap_throw();
+        }
+    }
+}
+
+pub fn mount_to_body<T, F>(f: F)
+where
+    F: Fn(Scope) -> T + 'static,
+    T: Mountable,
+{
+    mount(document().body().unwrap_throw(), f)
+}
+
+pub fn mount<T, F>(parent: web_sys::HtmlElement, f: F)
+where
+    F: Fn(Scope) -> T + 'static,
+    T: Mountable,
+{
+    use leptos_reactive::create_scope;
+
+    // running "mount" intentionally leaks the memory,
+    // as the "mount" has no parent that can clean it up
+    let _ = create_scope(move |cx| {
+        (f(cx)).mount(&parent);
+    });
+}
+
+#[cfg(feature = "hydrate")]
+pub fn hydrate<T, F>(parent: web_sys::HtmlElement, f: F)
+where
+    F: Fn(Scope) -> T + 'static,
+    T: Mountable,
+{
+    // running "hydrate" intentionally leaks the memory,
+    // as the "hydrate" has no parent that can clean it up
+    let _ = leptos_reactive::create_scope(move |cx| {
+        cx.start_hydration(&parent);
+        (f(cx));
+        cx.end_hydration();
+    });
+}

leptos_macro/Cargo.toml

@@ -25,6 +25,7 @@ leptos_reactive = { path = "../leptos_reactive" }
 log = "0.4"
 
 [features]
-csr = []
-hydrate = []
-ssr = []
+default = ["ssr"]
+csr = ["leptos_core/csr", "leptos_dom/csr", "leptos_reactive/csr"]
+hydrate = ["leptos_core/hydrate", "leptos_dom/hydrate", "leptos_reactive/hydrate"]
+ssr = ["leptos_core/ssr", "leptos_dom/ssr", "leptos_reactive/ssr"]

leptos_macro/tests/ssr.rs

@@ -6,13 +6,13 @@ fn simple_ssr_test() {
     use leptos_reactive::{create_scope, create_signal};
 
     _ = create_scope(|cx| {
-        let (value, _set_value) = create_signal(cx, 0);
+        let (value, set_value) = create_signal(cx, 0);
         let rendered = view! {
             cx,
             <div>
-                <button on:click=move |_| set_value(|value| *value -= 1)>"-1"</button>
+                <button on:click=move |_| set_value.update(|value| *value -= 1)>"-1"</button>
                 <span>"Value: " {move || value().to_string()} "!"</span>
-                <button on:click=move |_| set_value(|value| *value += 1)>"+1"</button>
+                <button on:click=move |_| set_value.update(|value| *value += 1)>"+1"</button>
             </div>
         };
 
@@ -34,13 +34,13 @@ fn ssr_test_with_components() {
 
     #[component]
     fn Counter(cx: Scope, initial_value: i32) -> Element {
-        let (value, _set_value) = create_signal(cx, initial_value);
+        let (value, set_value) = create_signal(cx, initial_value);
         view! {
             cx,
             <div>
-                <button on:click=move |_| set_value(|value| *value -= 1)>"-1"</button>
+                <button on:click=move |_| set_value.update(|value| *value -= 1)>"-1"</button>
                 <span>"Value: " {move || value().to_string()} "!"</span>
-                <button on:click=move |_| set_value(|value| *value += 1)>"+1"</button>
+                <button on:click=move |_| set_value.update(|value| *value += 1)>"+1"</button>
             </div>
         }
     }
@@ -56,7 +56,7 @@ fn ssr_test_with_components() {
 
         assert_eq!(
             rendered,
-            "<div data-hk=\"0-0\" class=\"counters\"><!--#--><div data-hk=\"0-2-0\"><button>-1</button><span>Value: <!--#-->0<!--/-->!</span><button>+1</button></div><!--/--><!--#--><div data-hk=\"0-3-0\"><button>-1</button><span>Value: <!--#-->0<!--/-->!</span><button>+1</button></div><!--/--></div>"
+            "<div data-hk=\"0-0\" class=\"counters\"><!--#--><div data-hk=\"0-2-0\"><button>-1</button><span>Value: <!--#-->1<!--/-->!</span><button>+1</button></div><!--/--><!--#--><div data-hk=\"0-3-0\"><button>-1</button><span>Value: <!--#-->2<!--/-->!</span><button>+1</button></div><!--/--></div>"
         );
     });
 }
@@ -69,7 +69,7 @@ fn test_classes() {
     use leptos_reactive::{create_scope, create_signal};
 
     _ = create_scope(|cx| {
-        let (value, _set_value) = create_signal(cx, 5);
+        let (value, set_value) = create_signal(cx, 5);
         let rendered = view! {
             cx,
             <div class="my big" class:a={move || value() > 10} class:red=true class:car={move || value() > 1}></div>

leptos_reactive/Cargo.toml

@@ -28,7 +28,6 @@ sycamore = "0.8.0-beta.7"
 tokio-test = "0.4"
 
 [features]
-default = ["resource"]
 csr = ["dep:wasm-bindgen", "dep:wasm-bindgen-futures", "dep:web-sys"]
 hydrate = [
   "dep:base64",
@@ -40,5 +39,4 @@ hydrate = [
   "dep:web-sys",
 ]
 ssr = ["dep:base64", "dep:serde_json", "dep:tokio"]
-resource = []
 stable = []

leptos_reactive/src/lib.rs

@@ -68,7 +68,6 @@ mod effect;
 mod hydration;
 mod memo;
 
-#[cfg(feature = "resource")]
 mod resource;
 mod runtime;
 mod scope;
@@ -81,7 +80,6 @@ pub use context::*;
 pub use effect::*;
 pub use memo::*;
 
-#[cfg(feature = "resource")]
 pub use resource::*;
 use runtime::*;
 pub use scope::*;
@@ -116,7 +114,7 @@ mod tests {
 
     #[bench]
     fn create_and_update_1000_signals(b: &mut Bencher) {
-        use crate::{create_effect, create_memo, create_scope, create_signal};
+        use crate::{create_isomorphic_effect, create_memo, create_scope, create_signal};
 
         b.iter(|| {
             create_scope(|cx| {
@@ -126,7 +124,7 @@ mod tests {
                 let writes = sigs.iter().map(|(_, w)| *w).collect::<Vec<_>>();
                 let memo = create_memo(cx, move |_| reads.iter().map(|r| r.get()).sum::<i32>());
                 assert_eq!(memo(), 499500);
-                create_effect(cx, {
+                create_isomorphic_effect(cx, {
                     let acc = Rc::clone(&acc);
                     move |_| {
                         acc.set(memo());
@@ -147,7 +145,7 @@ mod tests {
 
     #[bench]
     fn create_and_dispose_1000_scopes(b: &mut Bencher) {
-        use crate::{create_effect, create_scope, create_signal};
+        use crate::{create_isomorphic_effect, create_scope, create_signal};
 
         b.iter(|| {
             let acc = Rc::new(Cell::new(0));
@@ -157,7 +155,7 @@ mod tests {
                         let acc = Rc::clone(&acc);
                         move |cx| {
                             let (r, w) = create_signal(cx, 0);
-                            create_effect(cx, {
+                            create_isomorphic_effect(cx, {
                                 move |_| {
                                     acc.set(r());
                                 }

leptos_reactive/src/runtime.rs

@@ -29,7 +29,6 @@ pub(crate) struct Runtime {
     pub signal_subscribers: RefCell<SecondaryMap<SignalId, RefCell<HashSet<EffectId>>>>,
     pub effects: RefCell<SlotMap<EffectId, Rc<RefCell<dyn AnyEffect>>>>,
     pub effect_sources: RefCell<SecondaryMap<EffectId, RefCell<HashSet<SignalId>>>>,
-    #[cfg(feature = "resource")]
     pub resources: RefCell<SlotMap<ResourceId, Rc<dyn AnyResource>>>,
 }
 
@@ -149,7 +148,6 @@ impl Runtime {
         Memo(read)
     }
 
-    #[cfg(feature = "resource")]
     pub(crate) fn create_resource<S, T>(&self, state: Rc<ResourceState<S, T>>) -> ResourceId
     where
         S: Debug + Clone + 'static,
@@ -185,7 +183,6 @@ impl Runtime {
         }
     }
 
-    #[cfg(feature = "resource")]
     pub(crate) fn resource<S, T, U>(
         &self,
         id: ResourceId,
@@ -213,7 +210,6 @@ impl Runtime {
     }
 
     /// Returns IDs for all [Resource]s found on any scope.
-    #[cfg(feature = "resource")]
     pub(crate) fn all_resources(&self) -> Vec<ResourceId> {
         self.resources
             .borrow()
@@ -222,7 +218,7 @@ impl Runtime {
             .collect()
     }
 
-    #[cfg(all(feature = "ssr", feature = "resource"))]
+    #[cfg(all(feature = "ssr"))]
     pub(crate) fn serialization_resolvers(
         &self,
     ) -> futures::stream::futures_unordered::FuturesUnordered<

leptos_reactive/src/selector.rs

@@ -1,6 +1,6 @@
 use std::{cell::RefCell, collections::HashMap, fmt::Debug, hash::Hash, rc::Rc};
 
-use crate::{create_effect, create_signal, ReadSignal, Scope, WriteSignal};
+use crate::{create_isomorphic_effect, create_signal, ReadSignal, Scope, WriteSignal};
 
 /// Creates a conditional signal that only notifies subscribers when a change
 /// in the source signal’s value changes whether it is equal to the key value
@@ -67,7 +67,7 @@ where
         Rc::new(RefCell::new(HashMap::new()));
     let v = Rc::new(RefCell::new(None));
 
-    create_effect(cx, {
+    create_isomorphic_effect(cx, {
         let subs = Rc::clone(&subs);
         let f = f.clone();
         let v = Rc::clone(&v);

leptos_reactive/src/signal.rs

@@ -337,7 +337,7 @@ where
 /// Creates a reactive signal with the getter and setter unified in one value.
 /// You may prefer this style, or it may be easier to pass around in a context
 /// or as a function argument.
-/// /// ```
+/// ```
 /// # use leptos_reactive::*;
 /// # create_scope(|cx| {
 /// let count = create_rw_signal(cx, 0);

leptos_reactive/tests/effect.rs

@@ -1,5 +1,5 @@
 #[cfg(not(feature = "stable"))]
-use leptos_reactive::{create_effect, create_memo, create_scope, create_signal};
+use leptos_reactive::{create_isomorphic_effect, create_memo, create_scope, create_signal};
 
 #[cfg(not(feature = "stable"))]
 #[test]
@@ -13,7 +13,7 @@ fn effect_runs() {
         // simulate an arbitrary side effect
         let b = Rc::new(RefCell::new(String::new()));
 
-        create_effect(cx, {
+        create_isomorphic_effect(cx, {
             let b = b.clone();
             move |_| {
                 let formatted = format!("Value is {}", a());
@@ -43,7 +43,7 @@ fn effect_tracks_memo() {
         // simulate an arbitrary side effect
         let c = Rc::new(RefCell::new(String::new()));
 
-        create_effect(cx, {
+        create_isomorphic_effect(cx, {
             let c = c.clone();
             move |_| {
                 *c.borrow_mut() = b();
@@ -73,7 +73,7 @@ fn untrack_mutes_effect() {
         // simulate an arbitrary side effect
         let b = Rc::new(RefCell::new(String::new()));
 
-        create_effect(cx, {
+        create_isomorphic_effect(cx, {
             let b = b.clone();
             move |_| {
                 let formatted = format!("Value is {}", cx.untrack(a));

meta/Cargo.toml

@@ -8,7 +8,7 @@ repository = "https://github.com/gbj/leptos"
 description = "Tools to set HTML metadata in the Leptos web framework."
 
 [dependencies]
-leptos = { path = "../leptos", version = "0.0" }
+leptos = { path = "../leptos", version = "0.0", default-features = false }
 log = "0.4"
 
 [dependencies.web-sys]
@@ -19,6 +19,7 @@ features = [
 ]
 
 [features]
+default = ["csr"]
 csr = ["leptos/csr"]
 hydrate = ["leptos/hydrate"]
 ssr = ["leptos/ssr"]

router/Cargo.toml

@@ -8,7 +8,7 @@ repository = "https://github.com/gbj/leptos"
 description = "Router for the Leptos web framework."
 
 [dependencies]
-leptos = { path = "../leptos", version = "0.0" }
+leptos = { path = "../leptos", version = "0.0", default-features = false }
 common_macros = "0.1"
 itertools = "0.10"
 lazy_static = "1"
@@ -52,6 +52,7 @@ features = [
 ]
 
 [features]
+default = ["csr"]
 csr = ["leptos/csr", "dep:js-sys", "dep:wasm-bindgen"]
 hydrate = [
 	"leptos/hydrate",