cargo fmt

.github/workflows/ci-changed-examples.yml

@@ -1,21 +1,23 @@
 name: CI Changed Examples
+
 on:
   push:
     branches:
       - main
-      - leptos_0.6
   pull_request:
     branches:
       - main
-      - leptos_0.6
+
 jobs:
   get-example-changed:
     uses: ./.github/workflows/get-example-changed.yml
+
   get-matrix:
     needs: [get-example-changed]
     uses: ./.github/workflows/get-changed-examples-matrix.yml
     with:
       example_changed: ${{ fromJSON(needs.get-example-changed.outputs.example_changed) }}
+
   test:
     name: CI
     needs: [get-example-changed, get-matrix]

.github/workflows/ci-examples.yml

@@ -1,13 +1,13 @@
 name: CI Examples
+
 on:
   push:
     branches:
       - main
-      - leptos_0.6
   pull_request:
     branches:
       - main
-      - leptos_0.6
+
 jobs:
   get-leptos-changed:
     uses: ./.github/workflows/get-leptos-changed.yml

.github/workflows/ci-semver.yml

@@ -1,24 +1,27 @@
 name: CI semver
+
 on:
   push:
     branches:
       - main
-      - leptos_0.6
   pull_request:
     branches:
       - main
-      - leptos_0.6
+
 jobs:
   get-leptos-changed:
     uses: ./.github/workflows/get-leptos-changed.yml
+
   test:
     needs: [get-leptos-changed]
     if: github.event.pull_request.labels[0].name == 'semver' # needs.get-leptos-changed.outputs.leptos_changed == 'true' && github.event.pull_request.labels[0].name != 'breaking'
     name: Run semver check (nightly-2024-08-01)
     runs-on: ubuntu-latest
+
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+
       - name: Semver Checks
         uses: obi1kenobi/cargo-semver-checks-action@v2
         with:

.github/workflows/ci.yml

@@ -1,25 +1,50 @@
 name: CI
+
 on:
   push:
     branches:
       - main
-      - leptos_0.6
   pull_request:
     branches:
       - main
-      - leptos_0.6
+
 jobs:
   get-leptos-changed:
     uses: ./.github/workflows/get-leptos-changed.yml
-  get-leptos-matrix:
-    uses: ./.github/workflows/get-leptos-matrix.yml
+
   test:
     name: CI
-    needs: [get-leptos-changed, get-leptos-matrix]
+    needs: [get-leptos-changed]
     if: needs.get-leptos-changed.outputs.leptos_changed == 'true'
     strategy:
-      matrix: ${{ fromJSON(needs.get-leptos-matrix.outputs.matrix) }}
-      fail-fast: false
+      matrix:
+        directory:
+          [
+            any_error,
+            any_spawner,
+            const_str_slice_concat,
+            either_of,
+            hydration_context,
+            integrations/actix,
+            integrations/axum,
+            integrations/utils,
+            leptos,
+            leptos_config,
+            leptos_dom,
+            leptos_hot_reload,
+            leptos_macro,
+            leptos_server,
+            meta,
+            next_tuple,
+            oco,
+            or_poisoned,
+            reactive_graph,
+            router,
+            router_macro,
+            server_fn,
+            server_fn/server_fn_macro_default,
+            server_fn_macro,
+          ]
     uses: ./.github/workflows/run-cargo-make-task.yml
     with:
       directory: ${{ matrix.directory }}

.github/workflows/get-example-changed.yml

@@ -1,10 +1,12 @@
 name: Examples Changed Call
+
 on:
   workflow_call:
     outputs:
       example_changed:
         description: "Example Changed"
         value: ${{ jobs.get-example-changed.outputs.example_changed }}
+
 jobs:
   get-example-changed:
     name: Get Example Changed
@@ -16,6 +18,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+
       - name: Get example files that changed
         id: changed-files
         uses: tj-actions/changed-files@v45
@@ -23,10 +26,13 @@ jobs:
           files: |
             examples/**
             !examples/cargo-make/**
+            !examples/gtk/**
             !examples/Makefile.toml
             !examples/*.md
+
       - name: List example files that changed
         run: echo '${{ steps.changed-files.outputs.all_changed_files }}'
+
       - name: Set example_changed
         id: set-example-changed
         run: |

.github/workflows/get-examples-matrix.yml

@@ -1,34 +1,38 @@
 name: Get Examples Matrix Call
+
 on:
   workflow_call:
     outputs:
       matrix:
         description: "Matrix"
         value: ${{ jobs.create.outputs.matrix }}
+
 jobs:
   create:
     name: Create Examples Matrix
     runs-on: ubuntu-latest
     outputs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
-    env:
-      # separate examples using "|" (vertical bar) char like "a|b|c".
-      # cargo-make should be excluded by default.
-      EXCLUDED_EXAMPLES: cargo-make
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+
       - name: Install jq
         run: sudo apt-get install jq
+
       - name: Set Matrix
         id: set-matrix
         run: |
-          examples=$(ls -1d examples/*/ |
-          grep -vE "($EXCLUDED_EXAMPLES)" |
-          sed 's/\/$//' |
+          examples=$(ls examples |
+          awk '{print "examples/" $0}' |
+          grep -v .md |
+          grep -v examples/Makefile.toml |
+          grep -v examples/cargo-make |
+          grep -v examples/gtk |
           jq -R -s -c 'split("\n")[:-1]')
           echo "Example Directories: $examples"
           echo "matrix={\"directory\":$examples}" >> "$GITHUB_OUTPUT"
+
       - name: Print Location Info
         run: |
           echo "Workspace: ${{ github.workspace }}"

.github/workflows/get-leptos-changed.yml

@@ -1,10 +1,12 @@
 name: Get Leptos Changed Call
+
 on:
   workflow_call:
     outputs:
       leptos_changed:
         description: "Leptos Changed"
         value: ${{ jobs.create.outputs.leptos_changed }}
+
 jobs:
   create:
     name: Detect Source Change
@@ -16,19 +18,40 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+
       - name: Get source files that changed
         id: changed-source
         uses: tj-actions/changed-files@v45
         with:
-          files_ignore: |
-            .*/**/*
-            cargo-make/**/*
-            examples/**/*
-            projects/**/*
-            benchmarks/**/*
-            docs/**/*
+          files: |
+            any_error/**
+            any_spawner/**
+            const_str_slice_concat/**
+            either_of/**
+            hydration_context/**
+            integrations/actix/**
+            integrations/axum/**
+            integrations/utils/**
+            leptos/**
+            leptos_config/**
+            leptos_dom/**
+            leptos_hot_reload/**
+            leptos_macro/**
+            leptos_server/**
+            meta/**
+            next_tuple/**
+            oco/**
+            or_poisoned/**
+            reactive_graph/**
+            router/**
+            router_macro/**
+            server_fn/**
+            server_fn/server_fn_macro_default/**
+            server_fn_macro/**
+
       - name: List source files that changed
         run: echo '${{ steps.changed-source.outputs.all_changed_files }}'
+
       - name: Set leptos_changed
         id: set-source-changed
         run: |

.github/workflows/get-leptos-matrix.yml

@@ -1,32 +0,0 @@
-name: Get Leptos Matrix Call
-on:
-  workflow_call:
-    outputs:
-      matrix:
-        description: "Matrix"
-        value: ${{ jobs.create.outputs.matrix }}
-jobs:
-  create:
-    name: Create Leptos Matrix
-    runs-on: ubuntu-latest
-    outputs:
-      matrix: ${{ steps.set-matrix.outputs.matrix }}
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Install jq
-        run: sudo apt-get install jq
-      - name: Set Matrix
-        id: set-matrix
-        run: |
-          crates=$(cargo metadata --no-deps --quiet --format-version 1 |
-          jq -r '.packages[] | select(.name != "workspace") | .manifest_path| rtrimstr("/Cargo.toml")' |
-          sed "s|$(pwd)/||" |
-          jq -R -s -c 'split("\n")[:-1]')
-          echo "Leptos Directories: $crates"
-          echo "matrix={\"directory\":$crates}" >> "$GITHUB_OUTPUT"
-      - name: Print Location Info
-        run: |
-          echo "Workspace: ${{ github.workspace }}"
-          pwd
-          ls | sort -u

.github/workflows/run-cargo-make-task.yml

@@ -1,4 +1,5 @@
 name: Run Task
+
 on:
   workflow_call:
     inputs:
@@ -11,53 +12,70 @@ on:
       toolchain:
         required: true
         type: string
+
 env:
   CARGO_TERM_COLOR: always
   CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse
+
 jobs:
   test:
     name: Run ${{ inputs.cargo_make_task }} (${{ inputs.toolchain }})
     runs-on: ubuntu-latest
+
     steps:
       # Setup environment
       - uses: actions/checkout@v4
+
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ inputs.toolchain }}
+
       - name: Add wasm32-unknown-unknown
         run: rustup target add wasm32-unknown-unknown
+
       - name: Setup cargo-make
         uses: davidB/rust-cargo-make@v1
+
       - name: Cargo generate-lockfile
         run: cargo generate-lockfile
+
       - uses: Swatinem/rust-cache@v2
+
       - name: Install binstall
         uses: cargo-bins/cargo-binstall@main
+
       - name: Install wasm-bindgen
         run: cargo binstall wasm-bindgen-cli --no-confirm
+
       - name: Install cargo-leptos
         run: cargo binstall cargo-leptos --no-confirm
+
       - name: Install Trunk
         uses: jetli/trunk-action@v0.5.0
         with:
           version: "latest"
+
       - name: Print Trunk Version
         run: trunk --version
+
       - name: Install Node.js
         uses: actions/setup-node@v4
         with:
           node-version: 20
+
       - uses: pnpm/action-setup@v4
         name: Install pnpm
         id: pnpm-install
         with:
           version: 8
           run_install: false
+
       - name: Get pnpm store directory
         id: pnpm-cache
         run: |
           echo "STORE_PATH=$(pnpm store path)" >> $GITHUB_OUTPUT
+
       - uses: actions/cache@v4
         name: Setup pnpm cache
         with:
@@ -65,6 +83,7 @@ jobs:
           key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
           restore-keys: |
             ${{ runner.os }}-pnpm-store-
+
       - name: Maybe install chromedriver
         run: |
           project_makefile=${{inputs.directory}}/Makefile.toml
@@ -80,6 +99,7 @@ jobs:
           else
               echo chromedriver is not required
           fi
+
       - name: Maybe install playwright browser dependencies
         run: |
           for pw_path in $(find ${{inputs.directory}} -name playwright.config.ts)
@@ -93,16 +113,12 @@ jobs:
               echo Playwright is not required
             fi
           done
+
       - name: Install Deno
         uses: denoland/setup-deno@v1
         with:
           deno-version: v1.x
-      - name: Maybe install gtk-rs dependencies
-        run: |
-          if [ ! -z $(echo ${{inputs.directory}} | grep gtk) ]; then
-            sudo apt-get update
-            sudo apt-get install -y libglib2.0-dev libgio2.0-cil-dev libgraphene-1.0-dev libcairo2-dev libpango1.0-dev libgtk-4-dev
-          fi
+
       # Run Cargo Make Task
       - name: ${{ inputs.cargo_make_task }}
         run: |

Cargo.toml

@@ -40,36 +40,36 @@ members = [
 exclude = ["benchmarks", "examples", "projects"]
 
 [workspace.package]
-version = "0.7.0-beta6"
+version = "0.7.0-beta4"
 edition = "2021"
 rust-version = "1.76"
 
 [workspace.dependencies]
-throw_error = { path = "./any_error/", version = "0.2.0-beta6" }
+throw_error = { path = "./any_error/", version = "0.2.0-beta4" }
 any_spawner = { path = "./any_spawner/", version = "0.1.0" }
 const_str_slice_concat = { path = "./const_str_slice_concat", version = "0.1.0" }
 either_of = { path = "./either_of/", version = "0.1.0" }
-hydration_context = { path = "./hydration_context", version = "0.2.0-beta6" }
-leptos = { path = "./leptos", version = "0.7.0-beta6" }
-leptos_config = { path = "./leptos_config", version = "0.7.0-beta6" }
-leptos_dom = { path = "./leptos_dom", version = "0.7.0-beta6" }
-leptos_hot_reload = { path = "./leptos_hot_reload", version = "0.7.0-beta6" }
-leptos_integration_utils = { path = "./integrations/utils", version = "0.7.0-beta6" }
-leptos_macro = { path = "./leptos_macro", version = "0.7.0-beta6" }
-leptos_router = { path = "./router", version = "0.7.0-beta6" }
-leptos_router_macro = { path = "./router_macro", version = "0.7.0-beta6" }
-leptos_server = { path = "./leptos_server", version = "0.7.0-beta6" }
-leptos_meta = { path = "./meta", version = "0.7.0-beta6" }
-next_tuple = { path = "./next_tuple", version = "0.1.0-beta6" }
+hydration_context = { path = "./hydration_context", version = "0.2.0-beta4" }
+leptos = { path = "./leptos", version = "0.7.0-beta4" }
+leptos_config = { path = "./leptos_config", version = "0.7.0-beta4" }
+leptos_dom = { path = "./leptos_dom", version = "0.7.0-beta4" }
+leptos_hot_reload = { path = "./leptos_hot_reload", version = "0.7.0-beta4" }
+leptos_integration_utils = { path = "./integrations/utils", version = "0.7.0-beta4" }
+leptos_macro = { path = "./leptos_macro", version = "0.7.0-beta4" }
+leptos_router = { path = "./router", version = "0.7.0-beta4" }
+leptos_router_macro = { path = "./router_macro", version = "0.7.0-beta4" }
+leptos_server = { path = "./leptos_server", version = "0.7.0-beta4" }
+leptos_meta = { path = "./meta", version = "0.7.0-beta4" }
+next_tuple = { path = "./next_tuple", version = "0.1.0-beta4" }
 oco_ref = { path = "./oco", version = "0.2.0" }
 or_poisoned = { path = "./or_poisoned", version = "0.1.0" }
-reactive_graph = { path = "./reactive_graph", version = "0.1.0-beta6" }
-reactive_stores = { path = "./reactive_stores", version = "0.1.0-beta6" }
-reactive_stores_macro = { path = "./reactive_stores_macro", version = "0.1.0-beta6" }
-server_fn = { path = "./server_fn", version = "0.7.0-beta6" }
-server_fn_macro = { path = "./server_fn_macro", version = "0.7.0-beta6" }
-server_fn_macro_default = { path = "./server_fn/server_fn_macro_default", version = "0.7.0-beta6" }
-tachys = { path = "./tachys", version = "0.1.0-beta6" }
+reactive_graph = { path = "./reactive_graph", version = "0.1.0-beta4" }
+reactive_stores = { path = "./reactive_stores", version = "0.1.0-beta4" }
+reactive_stores_macro = { path = "./reactive_stores_macro", version = "0.1.0-beta4" }
+server_fn = { path = "./server_fn", version = "0.7.0-beta4" }
+server_fn_macro = { path = "./server_fn_macro", version = "0.7.0-beta4" }
+server_fn_macro_default = { path = "./server_fn/server_fn_macro_default", version = "0.7.0-beta4" }
+tachys = { path = "./tachys", version = "0.1.0-beta4" }
 
 [profile.release]
 codegen-units = 1

any_error/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "throw_error"
-version = "0.2.0-beta6"
+version = "0.2.0-beta4"
 authors = ["Greg Johnston"]
 license = "MIT"
 readme = "../README.md"

benchmarks/Cargo.toml

@@ -2,8 +2,7 @@
 name = "benchmarks"
 version = "0.1.0"
 edition = "2021"
-# std::sync::LazyLock is stabilized in Rust version 1.80.0
-rust-version = "1.80.0"
+rust-version.workspace = true
 
 [dependencies]
 l0410 = { package = "leptos", version = "0.4.10", features = [

benchmarks/src/ssr.rs

@@ -18,7 +18,7 @@ fn leptos_ssr_bench(b: &mut Bencher) {
 				}
 			}
 
-			let rendered = view! {
+			let rendered = view! { 
 				<main>
 					<h1>"Welcome to our benchmark page."</h1>
 					<p>"Here's some introductory text."</p>
@@ -58,7 +58,7 @@ fn tachys_ssr_bench(b: &mut Bencher) {
 			}
 		}
 
-		let rendered = view! {
+		let rendered = view! { 
 			<main>
 				<h1>"Welcome to our benchmark page."</h1>
 				<p>"Here's some introductory text."</p>
@@ -92,13 +92,13 @@ fn tera_ssr_bench(b: &mut Bencher) {
 	{% endfor %}
 	</main>"#;
 
-
-    static  LazyCell<TERA>: Tera = LazyLock::new(|| {
-        let mut tera = Tera::default();
-        tera.add_raw_templates(vec![("template.html", TEMPLATE)]).unwrap();
-        tera
-    });
-
+    lazy_static::lazy_static! {
+        static ref TERA: Tera = {
+            let mut tera = Tera::default();
+            tera.add_raw_templates(vec![("template.html", TEMPLATE)]).unwrap();
+            tera
+        };
+    }
 
     #[derive(Serialize, Deserialize)]
     struct Counter {

benchmarks/src/todomvc/tera.rs

@@ -55,7 +55,7 @@ static TEMPLATE: &str = r#"<main>
 						{% else %}
 						 <li><a href="/">All</a></li>
 						{% endif %}
-
+				
 						{% if mode_active %}
                         <li><a href="/active" class="selected">Active</a></li>
 						{% else %}
@@ -91,13 +91,13 @@ fn tera_todomvc_ssr(b: &mut Bencher) {
     use serde::{Deserialize, Serialize};
     use tera::*;
 
-
-        static LazyLock<TERA>: Tera = LazyLock( || {
+    lazy_static::lazy_static! {
+        static ref TERA: Tera = {
             let mut tera = Tera::default();
             tera.add_raw_templates(vec![("template.html", TEMPLATE)]).unwrap();
             tera
-        });
-
+        };
+    }
 
     #[derive(Serialize, Deserialize)]
     struct Todo {
@@ -131,13 +131,13 @@ fn tera_todomvc_ssr_1000(b: &mut Bencher) {
     use serde::{Deserialize, Serialize};
     use tera::*;
 
-
-    static  TERA: LazyLock<Tera> = LazyLock::new(|| {
-        let mut tera = Tera::default();
-        tera.add_raw_templates(vec![("template.html", TEMPLATE)]).unwrap();
-        tera
-    });
-
+    lazy_static::lazy_static! {
+        static ref TERA: Tera = {
+            let mut tera = Tera::default();
+            tera.add_raw_templates(vec![("template.html", TEMPLATE)]).unwrap();
+            tera
+        };
+    }
 
     #[derive(Serialize, Deserialize)]
     struct Todo {

either_of/src/lib.rs

@@ -133,104 +133,3 @@ tuples!(EitherOf13 + EitherOf13Future + EitherOf13FutureProj => A, B, C, D, E, F
 tuples!(EitherOf14 + EitherOf14Future + EitherOf14FutureProj => A, B, C, D, E, F, G, H, I, J, K, L, M, N);
 tuples!(EitherOf15 + EitherOf15Future + EitherOf15FutureProj => A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
 tuples!(EitherOf16 + EitherOf16Future + EitherOf16FutureProj => A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
-
-/// Matches over the first expression and returns an either ([`Either`], [`EitherOf3`], ... [`EitherOf6`])
-/// composed of the values returned by the match arms.
-///
-/// The pattern syntax is exactly the same as found in a match arm.
-///
-/// # Examples
-///
-/// ```
-/// # use either_of::*;
-/// let either2 = either!(Some("hello"),
-///     Some(s) => s.len(),
-///     None => 0.0,
-/// );
-/// assert!(matches!(either2, Either::<usize, f64>::Left(5)));
-///
-/// let either3 = either!(Some("admin"),
-///     Some("admin") => "hello admin",
-///     Some(_) => 'x',
-///     _ => 0,
-/// );
-/// assert!(matches!(either3, EitherOf3::<&str, char, i32>::A("hello admin")));
-/// ```
-#[macro_export]
-macro_rules! either {
-    ($match:expr, $left_pattern:pat => $left_expression:expr, $right_pattern:pat => $right_expression:expr,) => {
-        match $match {
-            $left_pattern => $crate::Either::Left($left_expression),
-            $right_pattern => $crate::Either::Right($right_expression),
-        }
-    };
-    ($match:expr, $a_pattern:pat => $a_expression:expr, $b_pattern:pat => $b_expression:expr, $c_pattern:pat => $c_expression:expr,) => {
-        match $match {
-            $a_pattern => $crate::EitherOf3::A($a_expression),
-            $b_pattern => $crate::EitherOf3::B($b_expression),
-            $c_pattern => $crate::EitherOf3::C($c_expression),
-        }
-    };
-    ($match:expr, $a_pattern:pat => $a_expression:expr, $b_pattern:pat => $b_expression:expr, $c_pattern:pat => $c_expression:expr, $d_pattern:pat => $d_expression:expr,) => {
-        match $match {
-            $a_pattern => $crate::EitherOf4::A($a_expression),
-            $b_pattern => $crate::EitherOf4::B($b_expression),
-            $c_pattern => $crate::EitherOf4::C($c_expression),
-            $d_pattern => $crate::EitherOf4::D($d_expression),
-        }
-    };
-    ($match:expr, $a_pattern:pat => $a_expression:expr, $b_pattern:pat => $b_expression:expr, $c_pattern:pat => $c_expression:expr, $d_pattern:pat => $d_expression:expr, $e_pattern:pat => $e_expression:expr,) => {
-        match $match {
-            $a_pattern => $crate::EitherOf5::A($a_expression),
-            $b_pattern => $crate::EitherOf5::B($b_expression),
-            $c_pattern => $crate::EitherOf5::C($c_expression),
-            $d_pattern => $crate::EitherOf5::D($d_expression),
-            $e_pattern => $crate::EitherOf5::E($e_expression),
-        }
-    };
-    ($match:expr, $a_pattern:pat => $a_expression:expr, $b_pattern:pat => $b_expression:expr, $c_pattern:pat => $c_expression:expr, $d_pattern:pat => $d_expression:expr, $e_pattern:pat => $e_expression:expr, $f_pattern:pat => $f_expression:expr,) => {
-        match $match {
-            $a_pattern => $crate::EitherOf6::A($a_expression),
-            $b_pattern => $crate::EitherOf6::B($b_expression),
-            $c_pattern => $crate::EitherOf6::C($c_expression),
-            $d_pattern => $crate::EitherOf6::D($d_expression),
-            $e_pattern => $crate::EitherOf6::E($e_expression),
-            $f_pattern => $crate::EitherOf6::F($f_expression),
-        }
-    }; // if you need more eithers feel free to open a PR ;-)
-}
-
-// compile time test
-#[test]
-fn either_macro() {
-    let _: Either<&str, f64> = either!(12,
-        12 => "12",
-        _ => 0.0,
-    );
-    let _: EitherOf3<&str, f64, i32> = either!(12,
-        12 => "12",
-        13 => 0.0,
-        _ => 12,
-    );
-    let _: EitherOf4<&str, f64, char, i32> = either!(12,
-        12 => "12",
-        13 => 0.0,
-        14 => ' ',
-        _ => 12,
-    );
-    let _: EitherOf5<&str, f64, char, f32, i32> = either!(12,
-        12 => "12",
-        13 => 0.0,
-        14 => ' ',
-        15 => 0.0f32,
-        _ => 12,
-    );
-    let _: EitherOf6<&str, f64, char, f32, u8, i32> = either!(12,
-        12 => "12",
-        13 => 0.0,
-        14 => ' ',
-        15 => 0.0f32,
-        16 => 24u8,
-        _ => 12,
-    );
-}

examples/axum_js_ssr/src/app.rs

@@ -32,6 +32,7 @@ pub fn App() -> impl IntoView {
     // Provides context that manages stylesheets, titles, meta tags, etc.
     provide_meta_context();
     let fallback = || view! { "Page not found." }.into_view();
+    let ssr = SsrMode::Async;
 
     view! {
         <Stylesheet id="leptos" href="/pkg/axum_js_ssr.css"/>
@@ -78,19 +79,19 @@ pub fn App() -> impl IntoView {
                     <h1>"Leptos JavaScript Integration Demo with SSR in Axum"</h1>
                     <FlatRoutes fallback>
                         <Route path=path!("") view=HomePage/>
-                        <Route path=path!("naive") view=Naive ssr=SsrMode::Async/>
-                        <Route path=path!("naive-alt") view=|| view! { <NaiveEvent/> } ssr=SsrMode::Async/>
-                        <Route path=path!("naive-hook") view=|| view! { <NaiveEvent hook=true/> } ssr=SsrMode::Async/>
+                        <Route path=path!("naive") view=Naive ssr/>
+                        <Route path=path!("naive-alt") view=|| view! { <NaiveEvent/> } ssr/>
+                        <Route path=path!("naive-hook") view=|| view! { <NaiveEvent hook=true/> } ssr/>
                         <Route path=path!("naive-fallback") view=|| view! {
                             <NaiveEvent hook=true fallback=true/>
-                        } ssr=SsrMode::Async/>
-                        <Route path=path!("signal-effect-script") view=CodeDemoSignalEffect ssr=SsrMode::Async/>
-                        <Route path=path!("custom-event") view=CustomEvent ssr=SsrMode::Async/>
-                        <Route path=path!("wasm-bindgen-naive") view=WasmBindgenNaive ssr=SsrMode::Async/>
-                        <Route path=path!("wasm-bindgen-event") view=WasmBindgenJSHookReadyEvent ssr=SsrMode::Async/>
-                        <Route path=path!("wasm-bindgen-effect") view=WasmBindgenEffect ssr=SsrMode::Async/>
-                        <Route path=path!("wasm-bindgen-direct") view=WasmBindgenDirect ssr=SsrMode::Async/>
-                        <Route path=path!("wasm-bindgen-direct-fixed") view=WasmBindgenDirectFixed ssr=SsrMode::Async/>
+                        } ssr/>
+                        <Route path=path!("signal-effect-script") view=CodeDemoSignalEffect ssr/>
+                        <Route path=path!("custom-event") view=CustomEvent ssr/>
+                        <Route path=path!("wasm-bindgen-naive") view=WasmBindgenNaive ssr/>
+                        <Route path=path!("wasm-bindgen-event") view=WasmBindgenJSHookReadyEvent ssr/>
+                        <Route path=path!("wasm-bindgen-effect") view=WasmBindgenEffect ssr/>
+                        <Route path=path!("wasm-bindgen-direct") view=WasmBindgenDirect ssr/>
+                        <Route path=path!("wasm-bindgen-direct-fixed") view=WasmBindgenDirectFixed ssr/>
                     </FlatRoutes>
                 </article>
             </main>

examples/counter_isomorphic/Cargo.toml

@@ -2,8 +2,6 @@
 name = "counter_isomorphic"
 version = "0.1.0"
 edition = "2021"
-# std::sync::LazyLock is stabilized in Rust version 1.80.0
-rust-version = "1.80.0"
 
 [lib]
 crate-type = ["cdylib", "rlib"]
@@ -19,6 +17,7 @@ broadcaster = "1.0"
 console_log = "1.0"
 console_error_panic_hook = "0.1.7"
 futures = "0.3.30"
+lazy_static = "1.5"
 leptos = { path = "../../leptos" }
 leptos_actix = { path = "../../integrations/actix", optional = true }
 leptos_router = { path = "../../router" }
@@ -47,13 +46,13 @@ denylist = ["actix-files", "actix-web", "leptos_actix"]
 skip_feature_sets = [["ssr", "hydrate"]]
 
 [package.metadata.leptos]
-# The name used by wasm-bindgen/cargo-leptos for the JS/WASM bundle. Defaults to the crate name
+# The name used by wasm-bindgen/cargo-leptos for the JS/WASM bundle. Defaults to the crate name   
 output-name = "counter_isomorphic"
 # The site root folder is where cargo-leptos generate all output. WARNING: all content of this folder will be erased on a rebuild. Use it in your server setup.
 # When NOT using cargo-leptos this must be updated to "." or the counters will not work. The above warning still applies if you do switch to cargo-leptos later.
 site-root = "target/site"
 # The site-root relative folder where all compiled output (JS, WASM and CSS) is written
-# Defaults to pkg
+# Defaults to pkg	
 site-pkg-dir = "pkg"
 # [Optional] The source CSS file. If it ends with .sass or .scss then it will be compiled by dart-sass into CSS. The CSS is optimized by Lightning CSS before being written to <site-root>/<site-pkg>/app.css
 # style-file = "src/styles/tailwind.css"

examples/counter_isomorphic/src/counters.rs

@@ -10,12 +10,12 @@ use tracing::instrument;
 pub mod ssr_imports {
     pub use broadcaster::BroadcastChannel;
     pub use std::sync::atomic::{AtomicI32, Ordering};
-    use std::sync::LazyLock;
 
     pub static COUNT: AtomicI32 = AtomicI32::new(0);
 
-    pub static COUNT_CHANNEL: LazyLock<BroadcastChannel<i32>> =
-        LazyLock::new(BroadcastChannel::<i32>::new);
+    lazy_static::lazy_static! {
+        pub static ref COUNT_CHANNEL: BroadcastChannel<i32> = BroadcastChannel::new();
+    }
 }
 
 #[server]

examples/gtk/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "gtk"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+leptos = { path = "../../leptos" }
+throw_error = { path = "../../any_error/" }
+
+# these are used to build the integration
+gtk = { version = "0.9.0", package = "gtk4" }
+next_tuple = { path = "../../next_tuple/" }
+paste = "1.0"
+
+# we want to support using glib for the reactive runtime event loop
+any_spawner = { path = "../../any_spawner/", features = ["glib"] }
+# yes, we want effects to run: this is a "frontend," not a backend
+reactive_graph = { path = "../../reactive_graph", features = ["effects"] }

examples/gtk/index.html

@@ -0,0 +1,8 @@
+<!DOCTYPE html>
+<html>
+	<head>
+		<meta name="color-scheme" content="dark">
+		<link rel="css" href="style.css" data-trunk>
+	</head>
+	<body></body>
+</html>

examples/gtk/src/leptos_gtk.rs

@@ -0,0 +1,627 @@
+use self::properties::Connect;
+use gtk::{
+    ffi::GtkWidget,
+    glib::{
+        object::{IsA, IsClass, ObjectExt},
+        Object, Value,
+    },
+    prelude::{Cast, WidgetExt},
+    Label, Orientation, Widget,
+};
+use leptos::{
+    reactive_graph::effect::RenderEffect,
+    tachys::{
+        renderer::{CastFrom, Renderer},
+        view::{Mountable, Render},
+    },
+};
+use next_tuple::NextTuple;
+use std::{borrow::Cow, marker::PhantomData};
+
+#[derive(Debug)]
+pub struct LeptosGtk;
+
+#[derive(Debug, Clone)]
+pub struct Element(pub Widget);
+
+impl Element {
+    pub fn remove(&self) {
+        self.0.unparent();
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct Text(pub Element);
+
+impl<T> From<T> for Element
+where
+    T: Into<Widget>,
+{
+    fn from(value: T) -> Self {
+        Element(value.into())
+    }
+}
+
+impl Mountable<LeptosGtk> for Element {
+    fn unmount(&mut self) {
+        self.remove()
+    }
+
+    fn mount(
+        &mut self,
+        parent: &<LeptosGtk as Renderer>::Element,
+        marker: Option<&<LeptosGtk as Renderer>::Node>,
+    ) {
+        self.0
+            .insert_before(&parent.0, marker.as_ref().map(|m| &m.0));
+    }
+
+    fn insert_before_this(&self, child: &mut dyn Mountable<LeptosGtk>) -> bool {
+        if let Some(parent) = self.0.parent() {
+            child.mount(&Element(parent), Some(self));
+            return true;
+        }
+        false
+    }
+}
+
+impl Mountable<LeptosGtk> for Text {
+    fn unmount(&mut self) {
+        self.0.remove()
+    }
+
+    fn mount(
+        &mut self,
+        parent: &<LeptosGtk as Renderer>::Element,
+        marker: Option<&<LeptosGtk as Renderer>::Node>,
+    ) {
+        self.0
+             .0
+            .insert_before(&parent.0, marker.as_ref().map(|m| &m.0));
+    }
+
+    fn insert_before_this(&self, child: &mut dyn Mountable<LeptosGtk>) -> bool {
+        self.0.insert_before_this(child)
+    }
+}
+
+impl CastFrom<Element> for Element {
+    fn cast_from(source: Element) -> Option<Self> {
+        Some(source)
+    }
+}
+
+impl CastFrom<Element> for Text {
+    fn cast_from(source: Element) -> Option<Self> {
+        source
+            .0
+            .downcast::<Label>()
+            .ok()
+            .map(|n| Text(Element::from(n)))
+    }
+}
+
+impl AsRef<Element> for Element {
+    fn as_ref(&self) -> &Element {
+        self
+    }
+}
+
+impl AsRef<Element> for Text {
+    fn as_ref(&self) -> &Element {
+        &self.0
+    }
+}
+
+impl Renderer for LeptosGtk {
+    type Node = Element;
+    type Element = Element;
+    type Text = Text;
+    type Placeholder = Element;
+
+    fn intern(text: &str) -> &str {
+        text
+    }
+
+    fn create_text_node(text: &str) -> Self::Text {
+        Text(Element::from(Label::new(Some(text))))
+    }
+
+    fn create_placeholder() -> Self::Placeholder {
+        let label = Label::new(None);
+        label.set_visible(false);
+        Element::from(label)
+    }
+
+    fn set_text(node: &Self::Text, text: &str) {
+        let node_as_text = node.0 .0.downcast_ref::<Label>().unwrap();
+        node_as_text.set_label(text);
+    }
+
+    fn set_attribute(node: &Self::Element, name: &str, value: &str) {
+        node.0.set_property(name, value);
+    }
+
+    fn remove_attribute(node: &Self::Element, name: &str) {
+        node.0.set_property(name, None::<&str>);
+    }
+
+    fn insert_node(
+        parent: &Self::Element,
+        new_child: &Self::Node,
+        marker: Option<&Self::Node>,
+    ) {
+        new_child
+            .0
+            .insert_before(&parent.0, marker.as_ref().map(|n| &n.0));
+    }
+
+    fn remove_node(
+        parent: &Self::Element,
+        child: &Self::Node,
+    ) -> Option<Self::Node> {
+        todo!()
+    }
+
+    fn remove(node: &Self::Node) {
+        todo!()
+    }
+
+    fn get_parent(node: &Self::Node) -> Option<Self::Node> {
+        node.0.parent().map(Element::from)
+    }
+
+    fn first_child(node: &Self::Node) -> Option<Self::Node> {
+        todo!()
+    }
+
+    fn next_sibling(node: &Self::Node) -> Option<Self::Node> {
+        todo!()
+    }
+
+    fn log_node(node: &Self::Node) {
+        todo!()
+    }
+
+    fn clear_children(parent: &Self::Element) {
+        todo!()
+    }
+}
+
+pub fn root<Chil>(children: Chil) -> (Widget, impl Mountable<LeptosGtk>)
+where
+    Chil: Render<LeptosGtk>,
+{
+    let state = r#box()
+        .orientation(Orientation::Vertical)
+        .spacing(12)
+        .child(children)
+        .build();
+    (state.as_widget().clone(), state)
+}
+
+pub trait WidgetClass {
+    type Widget: Into<Widget> + IsA<Object> + IsClass;
+}
+
+pub struct LGtkWidget<Widg, Props, Chil> {
+    widget: PhantomData<Widg>,
+    properties: Props,
+    children: Chil,
+}
+
+impl<Widg, Props, Chil> LGtkWidget<Widg, Props, Chil>
+where
+    Widg: WidgetClass,
+    Chil: NextTuple,
+{
+    pub fn child<T>(
+        self,
+        child: T,
+    ) -> LGtkWidget<Widg, Props, Chil::Output<T>> {
+        let LGtkWidget {
+            widget,
+            properties,
+            children,
+        } = self;
+        LGtkWidget {
+            widget,
+            properties,
+            children: children.next_tuple(child),
+        }
+    }
+}
+impl<Widg, Props, Chil> LGtkWidget<Widg, Props, Chil>
+where
+    Widg: WidgetClass,
+    Props: NextTuple,
+    Chil: Render<LeptosGtk>,
+{
+    pub fn connect<F>(
+        self,
+        signal_name: &'static str,
+        callback: F,
+    ) -> LGtkWidget<Widg, Props::Output<Connect<F>>, Chil>
+    where
+        F: Fn(&[Value]) -> Option<Value> + Send + Sync + 'static,
+    {
+        let LGtkWidget {
+            widget,
+            properties,
+            children,
+        } = self;
+        LGtkWidget {
+            widget,
+            properties: properties.next_tuple(Connect {
+                signal_name,
+                callback,
+            }),
+            children,
+        }
+    }
+}
+
+pub struct LGtkWidgetState<Widg, Props, Chil>
+where
+    Chil: Render<LeptosGtk>,
+    Props: Property,
+    Widg: WidgetClass,
+{
+    ty: PhantomData<Widg>,
+    widget: Element,
+    properties: Props::State,
+    children: Chil::State,
+}
+
+impl<Widg, Props, Chil> LGtkWidgetState<Widg, Props, Chil>
+where
+    Chil: Render<LeptosGtk>,
+    Props: Property,
+    Widg: WidgetClass,
+{
+    pub fn as_widget(&self) -> &Widget {
+        &self.widget.0
+    }
+}
+
+impl<Widg, Props, Chil> Render<LeptosGtk> for LGtkWidget<Widg, Props, Chil>
+where
+    Widg: WidgetClass,
+    Props: Property,
+    Chil: Render<LeptosGtk>,
+{
+    type State = LGtkWidgetState<Widg, Props, Chil>;
+
+    fn build(self) -> Self::State {
+        let widget = Object::new::<Widg::Widget>();
+        let widget = Element::from(widget);
+        let properties = self.properties.build(&widget);
+        let mut children = self.children.build();
+        children.mount(&widget, None);
+        LGtkWidgetState {
+            ty: PhantomData,
+            widget,
+            properties,
+            children,
+        }
+    }
+
+    fn rebuild(self, state: &mut Self::State) {
+        self.properties
+            .rebuild(&state.widget, &mut state.properties);
+        self.children.rebuild(&mut state.children);
+    }
+}
+
+impl<Widg, Props, Chil> Mountable<LeptosGtk>
+    for LGtkWidgetState<Widg, Props, Chil>
+where
+    Widg: WidgetClass,
+    Props: Property,
+    Chil: Render<LeptosGtk>,
+{
+    fn unmount(&mut self) {
+        self.children.unmount();
+        self.widget.remove();
+    }
+
+    fn mount(
+        &mut self,
+        parent: &<LeptosGtk as Renderer>::Element,
+        marker: Option<&<LeptosGtk as Renderer>::Node>,
+    ) {
+        self.children.mount(&self.widget, None);
+        LeptosGtk::insert_node(parent, &self.widget, marker);
+    }
+
+    fn insert_before_this(&self, child: &mut dyn Mountable<LeptosGtk>) -> bool {
+        self.widget.insert_before_this(child)
+    }
+}
+
+pub trait Property {
+    type State;
+
+    fn build(self, element: &Element) -> Self::State;
+
+    fn rebuild(self, element: &Element, state: &mut Self::State);
+}
+
+impl<T, F> Property for F
+where
+    T: Property,
+    T::State: 'static,
+    F: Fn() -> T + 'static,
+{
+    type State = RenderEffect<T::State>;
+
+    fn build(self, widget: &Element) -> Self::State {
+        let widget = widget.clone();
+        RenderEffect::new(move |prev| {
+            let value = self();
+            if let Some(mut prev) = prev {
+                value.rebuild(&widget, &mut prev);
+                prev
+            } else {
+                value.build(&widget)
+            }
+        })
+    }
+
+    fn rebuild(self, widget: &Element, state: &mut Self::State) {}
+}
+
+pub fn button() -> LGtkWidget<gtk::Button, (), ()> {
+    LGtkWidget {
+        widget: PhantomData,
+        properties: (),
+        children: (),
+    }
+}
+
+pub fn r#box() -> LGtkWidget<gtk::Box, (), ()> {
+    LGtkWidget {
+        widget: PhantomData,
+        properties: (),
+        children: (),
+    }
+}
+
+mod widgets {
+    use super::WidgetClass;
+
+    impl WidgetClass for gtk::Button {
+        type Widget = Self;
+    }
+
+    impl WidgetClass for gtk::Box {
+        type Widget = Self;
+    }
+}
+
+pub mod properties {
+    use super::{
+        Element, LGtkWidget, LGtkWidgetState, LeptosGtk, Property, WidgetClass,
+    };
+    use gtk::glib::{object::ObjectExt, Value};
+    use leptos::tachys::{renderer::Renderer, view::Render};
+    use next_tuple::NextTuple;
+
+    pub struct Connect<F>
+    where
+        F: Fn(&[Value]) -> Option<Value> + Send + Sync + 'static,
+    {
+        pub signal_name: &'static str,
+        pub callback: F,
+    }
+
+    impl<F> Property for Connect<F>
+    where
+        F: Fn(&[Value]) -> Option<Value> + Send + Sync + 'static,
+    {
+        type State = ();
+
+        fn build(self, element: &Element) -> Self::State {
+            element.0.connect(self.signal_name, false, self.callback);
+        }
+
+        fn rebuild(self, element: &Element, state: &mut Self::State) {}
+    }
+
+    /* examples for macro */
+    pub struct Orientation {
+        value: gtk::Orientation,
+    }
+
+    pub struct OrientationState {
+        value: gtk::Orientation,
+    }
+
+    impl Property for Orientation {
+        type State = OrientationState;
+
+        fn build(self, element: &Element) -> Self::State {
+            element.0.set_property("orientation", self.value);
+            OrientationState { value: self.value }
+        }
+
+        fn rebuild(self, element: &Element, state: &mut Self::State) {
+            if self.value != state.value {
+                element.0.set_property("orientation", self.value);
+                state.value = self.value;
+            }
+        }
+    }
+
+    impl<Widg, Props, Chil> LGtkWidget<Widg, Props, Chil>
+    where
+        Widg: WidgetClass,
+        Props: NextTuple,
+        Chil: Render<LeptosGtk>,
+    {
+        pub fn orientation(
+            self,
+            value: impl Into<gtk::Orientation>,
+        ) -> LGtkWidget<Widg, Props::Output<Orientation>, Chil> {
+            let LGtkWidget {
+                widget,
+                properties,
+                children,
+            } = self;
+            LGtkWidget {
+                widget,
+                properties: properties.next_tuple(Orientation {
+                    value: value.into(),
+                }),
+                children,
+            }
+        }
+    }
+
+    pub struct Spacing {
+        value: i32,
+    }
+
+    pub struct SpacingState {
+        value: i32,
+    }
+
+    impl Property for Spacing {
+        type State = SpacingState;
+
+        fn build(self, element: &Element) -> Self::State {
+            element.0.set_property("spacing", self.value);
+            SpacingState { value: self.value }
+        }
+
+        fn rebuild(self, element: &Element, state: &mut Self::State) {
+            if self.value != state.value {
+                element.0.set_property("spacing", self.value);
+                state.value = self.value;
+            }
+        }
+    }
+
+    impl<Widg, Props, Chil> LGtkWidget<Widg, Props, Chil>
+    where
+        Widg: WidgetClass,
+        Props: NextTuple,
+        Chil: Render<LeptosGtk>,
+    {
+        pub fn spacing(
+            self,
+            value: impl Into<i32>,
+        ) -> LGtkWidget<Widg, Props::Output<Spacing>, Chil> {
+            let LGtkWidget {
+                widget,
+                properties,
+                children,
+            } = self;
+            LGtkWidget {
+                widget,
+                properties: properties.next_tuple(Spacing {
+                    value: value.into(),
+                }),
+                children,
+            }
+        }
+    }
+
+    /* end examples for properties macro */
+
+    pub struct Label {
+        value: String,
+    }
+
+    impl Label {
+        pub fn new(value: impl Into<String>) -> Self {
+            Self {
+                value: value.into(),
+            }
+        }
+    }
+
+    pub struct LabelState {
+        value: String,
+    }
+
+    impl Property for Label {
+        type State = LabelState;
+
+        fn build(self, element: &Element) -> Self::State {
+            LeptosGtk::set_attribute(element, "label", &self.value);
+            LabelState { value: self.value }
+        }
+
+        fn rebuild(self, element: &Element, state: &mut Self::State) {
+            todo!()
+        }
+    }
+
+    impl Property for () {
+        type State = ();
+
+        fn build(self, _element: &Element) -> Self::State {}
+
+        fn rebuild(self, _element: &Element, _state: &mut Self::State) {}
+    }
+
+    macro_rules! tuples {
+        ($($ty:ident),* $(,)?) => {
+            impl<$($ty,)*> Property for ($($ty,)*)
+                where $($ty: Property,)*
+            {
+                type State = ($($ty::State,)*);
+
+                fn build(self, element: &Element) -> Self::State {
+                    #[allow(non_snake_case)]
+                    let ($($ty,)*) = self;
+                    ($($ty.build(element),)*)
+                }
+
+                fn rebuild(self, element: &Element, state: &mut Self::State) {
+                    paste::paste! {
+                        #[allow(non_snake_case)]
+                        let ($($ty,)*) = self;
+                        #[allow(non_snake_case)]
+                        let ($([<state_ $ty:lower>],)*) = state;
+                        $($ty.rebuild(element, [<state_ $ty:lower>]));*
+                    }
+                }
+            }
+        }
+    }
+
+    tuples!(A);
+    tuples!(A, B);
+    tuples!(A, B, C);
+    tuples!(A, B, C, D);
+    tuples!(A, B, C, D, E);
+    tuples!(A, B, C, D, E, F);
+    tuples!(A, B, C, D, E, F, G);
+    tuples!(A, B, C, D, E, F, G, H);
+    tuples!(A, B, C, D, E, F, G, H, I);
+    tuples!(A, B, C, D, E, F, G, H, I, J);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U);
+    tuples!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V);
+    tuples!(
+        A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W
+    );
+    tuples!(
+        A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X
+    );
+    tuples!(
+        A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X,
+        Y
+    );
+}

examples/gtk/src/main.rs

@@ -0,0 +1,107 @@
+use any_spawner::Executor;
+use gtk::{prelude::*, Application, ApplicationWindow, Orientation};
+use leptos::prelude::*;
+use leptos_gtk::LeptosGtk;
+use std::{mem, thread, time::Duration};
+mod leptos_gtk;
+
+const APP_ID: &str = "dev.leptos.Counter";
+
+// Basic GTK app setup from https://gtk-rs.org/gtk4-rs/stable/latest/book/hello_world.html
+fn main() {
+    // use the glib event loop to power the reactive system
+    _ = Executor::init_glib();
+    let app = Application::builder().application_id(APP_ID).build();
+
+    app.connect_startup(|_| load_css());
+
+    app.connect_activate(|app| {
+        // Connect to "activate" signal of `app`
+        let owner = Owner::new();
+        let view = owner.with(ui);
+        let (root, state) = leptos_gtk::root(view);
+
+        let window = ApplicationWindow::builder()
+            .application(app)
+            .title("TachyGTK")
+            .child(&root)
+            .build();
+        // Present window
+        window.present();
+        mem::forget((owner, state));
+    });
+
+    app.run();
+}
+
+fn ui() -> impl Render<LeptosGtk> {
+    let value = RwSignal::new(0);
+    let rows = RwSignal::new(vec![1, 2, 3, 4, 5]);
+
+    Effect::new(move |_| {
+        println!("value = {}", value.get());
+    });
+
+    // just an example of multithreaded reactivity
+    thread::spawn(move || loop {
+        thread::sleep(Duration::from_millis(250));
+        value.update(|n| *n += 1);
+    });
+
+    vstack((
+        hstack((
+            button("-1", move || {
+                println!("clicked -1");
+                value.update(|n| *n -= 1);
+            }),
+            move || value.get().to_string(),
+            button("+1", move || value.update(|n| *n += 1)),
+        )),
+        button("Swap", move || {
+            rows.update(|items| {
+                items.swap(1, 3);
+            })
+        }),
+        hstack(rows),
+    ))
+}
+
+fn button(
+    label: impl Render<LeptosGtk>,
+    callback: impl Fn() + Send + Sync + 'static,
+) -> impl Render<LeptosGtk> {
+    leptos_gtk::button()
+        .child(label)
+        .connect("clicked", move |_| {
+            callback();
+            None
+        })
+}
+
+fn vstack(children: impl Render<LeptosGtk>) -> impl Render<LeptosGtk> {
+    leptos_gtk::r#box()
+        .orientation(Orientation::Vertical)
+        .spacing(12)
+        .child(children)
+}
+
+fn hstack(children: impl Render<LeptosGtk>) -> impl Render<LeptosGtk> {
+    leptos_gtk::r#box()
+        .orientation(Orientation::Horizontal)
+        .spacing(12)
+        .child(children)
+}
+
+fn load_css() {
+    use gtk::{gdk::Display, CssProvider};
+
+    let provider = CssProvider::new();
+    provider.load_from_path("style.css");
+
+    // Add the provider to the default screen
+    gtk::style_context_add_provider_for_display(
+        &Display::default().expect("Could not connect to a display."),
+        &provider,
+        gtk::STYLE_PROVIDER_PRIORITY_APPLICATION,
+    );
+}

examples/hackernews_islands_axum/Cargo.toml

@@ -31,6 +31,7 @@ tokio = { version = "1.39", features = ["full"], optional = true }
 http = { version = "1.1", optional = true }
 web-sys = { version = "0.3.70", features = ["AbortController", "AbortSignal"] }
 wasm-bindgen = "0.2.93"
+lazy_static = "1.5"
 rust-embed = { version = "8.5", features = [
   "axum",
   "mime_guess",

examples/js-framework-benchmark/src/lib.rs

@@ -162,24 +162,22 @@ pub fn App() -> impl IntoView {
             <table class="table table-hover table-striped test-data">
                 <tbody>
                     <For
-                        each=move || data.get()
-                        key=|row| row.id
+                        each={move || data.get()}
+                        key={|row| row.id}
                         children=move |row: RowData| {
                             let row_id = row.id;
                             let label = row.label;
                             let is_selected = is_selected.clone();
-                            template! {
-                                < tr class : danger = { move || is_selected.selected(Some(row_id)) }
-                                > < td class = "col-md-1" > { row_id.to_string() } </ td > < td
-                                class = "col-md-4" >< a on : click = move | _ | set_selected
-                                .set(Some(row_id)) > { move || label.get() } </ a ></ td > < td
-                                class = "col-md-1" >< a on : click = move | _ | remove(row_id) ><
-                                span class = "glyphicon glyphicon-remove" aria - hidden = "true" ></
-                                span ></ a ></ td > < td class = "col-md-6" /> </ tr >
-                            }
+                            ViewTemplate::new(view! {
+                                <tr class:danger={move || is_selected.selected(Some(row_id))}>
+                                    <td class="col-md-1">{row_id.to_string()}</td>
+                                    <td class="col-md-4"><a on:click=move |_| set_selected.set(Some(row_id))>{move || label.get()}</a></td>
+                                    <td class="col-md-1"><a on:click=move |_| remove(row_id)><span class="glyphicon glyphicon-remove" aria-hidden="true"></span></a></td>
+                                    <td class="col-md-6"/>
+                                </tr>
+                            })
                         }
                     />
-
                 </tbody>
             </table>
             <span class="preloadicon glyphicon glyphicon-remove" aria-hidden="true"></span>

examples/router/src/lib.rs

@@ -65,7 +65,7 @@ pub fn RouterExample() -> impl IntoView {
 // You can define other routes in their own component.
 // Routes implement the MatchNestedRoutes
 #[component]
-pub fn ContactRoutes() -> impl MatchNestedRoutes + Clone {
+pub fn ContactRoutes() -> impl MatchNestedRoutes<Dom> + Clone {
     view! {
         <ParentRoute path=path!("") view=ContactList>
             <Route path=path!("/") view=|| "Select a contact."/>

examples/ssr_modes/Cargo.toml

@@ -2,8 +2,6 @@
 name = "ssr_modes"
 version = "0.1.0"
 edition = "2021"
-# std::sync::LazyLock is stabilized in Rust version 1.80.0
-rust-version = "1.80.0"
 
 [lib]
 crate-type = ["cdylib", "rlib"]
@@ -13,6 +11,7 @@ actix-files = { version = "0.6.6", optional = true }
 actix-web = { version = "4.8", optional = true, features = ["macros"] }
 console_error_panic_hook = "0.1.7"
 console_log = "1.0"
+lazy_static = "1.5"
 leptos = { path = "../../leptos" }
 leptos_meta = { path = "../../meta" }
 leptos_actix = { path = "../../integrations/actix", optional = true }
@@ -39,12 +38,12 @@ denylist = ["actix-files", "actix-web", "leptos_actix"]
 skip_feature_sets = [["ssr", "hydrate"]]
 
 [package.metadata.leptos]
-# The name used by wasm-bindgen/cargo-leptos for the JS/WASM bundle. Defaults to the crate name
+# The name used by wasm-bindgen/cargo-leptos for the JS/WASM bundle. Defaults to the crate name   
 output-name = "ssr_modes"
 # The site root folder is where cargo-leptos generate all output. WARNING: all content of this folder will be erased on a rebuild. Use it in your server setup.
 site-root = "target/site"
 # The site-root relative folder where all compiled output (JS, WASM and CSS) is written
-# Defaults to pkg
+# Defaults to pkg	
 site-pkg-dir = "pkg"
 # [Optional] The source CSS file. If it ends with .sass or .scss then it will be compiled by dart-sass into CSS. The CSS is optimized by Lightning CSS before being written to <site-root>/<site-pkg>/app.css
 style-file = "style/main.scss"

examples/ssr_modes/src/app.rs

@@ -1,5 +1,4 @@
-use std::sync::LazyLock;
-
+use lazy_static::lazy_static;
 use leptos::prelude::*;
 use leptos_meta::*;
 use leptos_router::{
@@ -147,9 +146,8 @@ fn Post() -> impl IntoView {
 }
 
 // Dummy API
-
-static POSTS: LazyLock<[Post; 3]> = LazyLock::new(|| {
-    [
+lazy_static! {
+    static ref POSTS: Vec<Post> = vec![
         Post {
             id: 0,
             title: "My first post".to_string(),
@@ -165,8 +163,8 @@ static POSTS: LazyLock<[Post; 3]> = LazyLock::new(|| {
             title: "My third post".to_string(),
             content: "This is my third post".to_string(),
         },
-    ]
-});
+    ];
+}
 
 #[derive(Error, Debug, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub enum PostError {

examples/ssr_modes_axum/Cargo.toml

@@ -2,8 +2,6 @@
 name = "ssr_modes_axum"
 version = "0.1.0"
 edition = "2021"
-# std::sync::LazyLock is stabilized in Rust version 1.80.0
-rust-version = "1.80.0"
 
 [lib]
 crate-type = ["cdylib", "rlib"]
@@ -11,6 +9,7 @@ crate-type = ["cdylib", "rlib"]
 [dependencies]
 console_error_panic_hook = "0.1.7"
 console_log = "1.0"
+lazy_static = "1.5"
 leptos = { path = "../../leptos", features = [
   "hydration",
 ] } #"nightly", "hydration"] }

examples/ssr_modes_axum/src/app.rs

@@ -1,5 +1,4 @@
-use std::sync::LazyLock;
-
+use lazy_static::lazy_static;
 use leptos::prelude::*;
 use leptos_meta::MetaTags;
 use leptos_meta::*;
@@ -262,9 +261,8 @@ pub fn Admin() -> impl IntoView {
 }
 
 // Dummy API
-
-static POSTS: LazyLock<[Post; 3]> = LazyLock::new(|| {
-    [
+lazy_static! {
+    static ref POSTS: Vec<Post> = vec![
         Post {
             id: 0,
             title: "My first post".to_string(),
@@ -280,8 +278,8 @@ static POSTS: LazyLock<[Post; 3]> = LazyLock::new(|| {
             title: "My third post".to_string(),
             content: "This is my third post".to_string(),
         },
-    ]
-});
+    ];
+}
 
 #[derive(Error, Debug, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub enum PostError {

examples/stores/Cargo.toml

@@ -13,9 +13,6 @@ leptos = { path = "../../leptos", features = ["csr"] }
 reactive_stores = { path = "../../reactive_stores" }
 reactive_stores_macro = { path = "../../reactive_stores_macro" }
 console_error_panic_hook = "0.1.7"
-chrono = { version = "0.4.38", features = ["serde"] }
-serde = { version = "1.0.210", features = ["derive"] }
-serde_json = "1.0.128"
 
 [dev-dependencies]
 wasm-bindgen = "0.2.93"

examples/stores/index.html

@@ -3,11 +3,6 @@
 	<head>
 		<link data-trunk rel="rust" data-wasm-opt="z"/>
 		<link data-trunk rel="icon" type="image/ico" href="/public/favicon.ico"/>
-		<style>
-		.hidden {
-			display: none;
-		}
-		</style>
 	</head>
 	<body></body>
-</html>
+</html>

examples/stores/src/lib.rs

@@ -1,88 +1,43 @@
-use std::sync::atomic::{AtomicUsize, Ordering};
-
-use chrono::{Local, NaiveDate};
 use leptos::prelude::*;
-use reactive_stores::{Field, Patch, Store};
-use reactive_stores_macro::{Patch, Store};
-use serde::{Deserialize, Serialize};
+use reactive_stores::{Field, Store, StoreFieldIterator};
+use reactive_stores_macro::Store;
 
-// ID starts higher than 0 because we have a few starting todos by default
-static NEXT_ID: AtomicUsize = AtomicUsize::new(3);
-
-#[derive(Debug, Store, Serialize, Deserialize)]
+#[derive(Debug, Store)]
 struct Todos {
-    user: User,
-    #[store(key: usize = |todo| todo.id)]
+    user: String,
     todos: Vec<Todo>,
 }
 
-#[derive(Debug, Store, Patch, Serialize, Deserialize)]
-struct User {
-    name: String,
-    email: String,
-}
-
-#[derive(Debug, Store, Serialize, Deserialize)]
+#[derive(Debug, Store)]
 struct Todo {
-    id: usize,
     label: String,
-    status: Status,
-}
-
-#[derive(Debug, Default, Clone, Store, Serialize, Deserialize)]
-enum Status {
-    #[default]
-    Pending,
-    Scheduled,
-    ScheduledFor {
-        date: NaiveDate,
-    },
-    Done,
-}
-
-impl Status {
-    pub fn next_step(&mut self) {
-        *self = match self {
-            Status::Pending => Status::ScheduledFor {
-                date: Local::now().naive_local().into(),
-            },
-            Status::Scheduled | Status::ScheduledFor { .. } => Status::Done,
-            Status::Done => Status::Done,
-        };
-    }
+    completed: bool,
 }
 
 impl Todo {
     pub fn new(label: impl ToString) -> Self {
         Self {
-            id: NEXT_ID.fetch_add(1, Ordering::Relaxed),
             label: label.to_string(),
-            status: Status::Pending,
+            completed: false,
         }
     }
 }
 
 fn data() -> Todos {
     Todos {
-        user: User {
-            name: "Bob".to_string(),
-            email: "lawblog@bobloblaw.com".into(),
-        },
+        user: "Bob".to_string(),
         todos: vec![
             Todo {
-                id: 0,
                 label: "Create reactive store".to_string(),
-                status: Status::Pending,
+                completed: true,
             },
             Todo {
-                id: 1,
                 label: "???".to_string(),
-                status: Status::Pending,
+                completed: false,
             },
             Todo {
-                id: 2,
                 label: "Profit".to_string(),
-                status: Status::Pending,
+                completed: false,
             },
         ],
     }
@@ -94,10 +49,17 @@ pub fn App() -> impl IntoView {
 
     let input_ref = NodeRef::new();
 
+    let rows = move || {
+        store
+            .todos()
+            .iter()
+            .enumerate()
+            .map(|(idx, todo)| view! { <TodoRow store idx todo/> })
+            .collect_view()
+    };
+
     view! {
-        <p>"Hello, " {move || store.user().name().get()}</p>
-        <UserForm user=store.user()/>
-        <hr/>
+        <p>"Hello, " {move || store.user().get()}</p>
         <form on:submit=move |ev| {
             ev.prevent_default();
             store.todos().write().push(Todo::new(input_ref.get().unwrap().value()));
@@ -105,69 +67,30 @@ pub fn App() -> impl IntoView {
             <label>"Add a Todo" <input type="text" node_ref=input_ref/></label>
             <input type="submit"/>
         </form>
-        <ol>
-            // because `todos` is a keyed field, `store.todos()` returns a struct that
-            // directly implements IntoIterator, so we can use it in <For/> and
-            // it will manage reactivity for the store fields correctly
-            <For
-                each=move || {
-                    leptos::logging::log!("RERUNNING FOR CALCULATION");
-                    store.todos()
-                }
-
-                key=|row| row.id().get()
-                let:todo
-            >
-                <TodoRow store todo/>
-            </For>
-
-        </ol>
-        <pre>{move || serde_json::to_string_pretty(&*store.read())}</pre>
-    }
-}
-
-#[component]
-fn UserForm(#[prop(into)] user: Field<User>) -> impl IntoView {
-    let error = RwSignal::new(None);
-
-    view! {
-        {move || error.get().map(|n| view! { <p>{n}</p> })}
-        <form on:submit:target=move |ev| {
-            ev.prevent_default();
-            match User::from_event(&ev) {
-                Ok(new_user) => {
-                    error.set(None);
-                    user.patch(new_user);
-                }
-                Err(e) => error.set(Some(e.to_string())),
-            }
-        }>
-            <label>
-                "Name" <input type="text" name="name" prop:value=move || user.name().get()/>
-            </label>
-            <label>
-                "Email" <input type="email" name="email" prop:value=move || user.email().get()/>
-            </label>
-            <input type="submit"/>
-        </form>
+        <ol>{rows}</ol>
+        <div style="display: flex"></div>
     }
 }
 
 #[component]
 fn TodoRow(
     store: Store<Todos>,
+    idx: usize,
     #[prop(into)] todo: Field<Todo>,
 ) -> impl IntoView {
-    let status = todo.status();
+    let completed = todo.completed();
     let title = todo.label();
 
-    let editing = RwSignal::new(true);
+    let editing = RwSignal::new(false);
 
     view! {
-        <li style:text-decoration=move || {
-            status.done().then_some("line-through").unwrap_or_default()
-        }>
+        <li
+            style:text-decoration=move || {
+                completed.get().then_some("line-through").unwrap_or_default()
+            }
 
+            class:foo=move || completed.get()
+        >
             <p
                 class:hidden=move || editing.get()
                 on:click=move |_| {
@@ -183,48 +106,25 @@ fn TodoRow(
                 prop:value=move || title.get()
                 on:change=move |ev| {
                     title.set(event_target_value(&ev));
+                    editing.set(false);
                 }
+
+                on:blur=move |_| editing.set(false)
+                autofocus
             />
-
-            <button on:click=move |_| {
-                status.write().next_step()
-            }>
-                {move || {
-                    if todo.status().done() {
-                        "Done"
-                    } else if status.scheduled() || status.scheduled_for() {
-                        "Scheduled"
-                    } else {
-                        "Pending"
-                    }
-                }}
-
-            </button>
-
-            <button on:click=move |_| {
-                let id = todo.id().get();
-                store.todos().write().retain(|todo| todo.id != id);
-            }>"X"</button>
             <input
-                type="date"
-                prop:value=move || {
-                    todo.status().scheduled_for_date().map(|n| n.get().to_string())
-                }
-
-                class:hidden=move || !todo.status().scheduled_for()
-                on:change:target=move |ev| {
-                    if let Some(date) = todo.status().scheduled_for_date() {
-                        let value = ev.target().value();
-                        match NaiveDate::parse_from_str(&value, "%Y-%m-%d") {
-                            Ok(new_date) => {
-                                date.set(new_date);
-                            }
-                            Err(e) => warn!("{e}"),
-                        }
-                    }
-                }
+                type="checkbox"
+                prop:checked=move || completed.get()
+                on:click=move |_| { completed.update(|n| *n = !*n) }
             />
 
+            <button on:click=move |_| {
+                store
+                    .todos()
+                    .update(|todos| {
+                        todos.remove(idx);
+                    });
+            }>"X"</button>
         </li>
     }
 }

hydration_context/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "hydration_context"
-version = "0.2.0-beta6"
+version = "0.2.0-beta4"
 authors = ["Greg Johnston"]
 license = "MIT"
 readme = "../README.md"

integrations/axum/Cargo.toml

@@ -38,7 +38,7 @@ tokio = { version = "1.39", features = ["net", "rt-multi-thread"] }
 
 [features]
 wasm = []
-default = ["tokio/fs", "tokio/sync", "tower-http/fs", "tower/util"]
+default = ["tokio/fs", "tokio/sync", "tower-http/fs"]
 islands-router = []
 tracing = ["dep:tracing"]
 

leptos/src/children.rs

@@ -3,10 +3,13 @@ use std::{
     fmt::{self, Debug},
     sync::Arc,
 };
-use tachys::view::{
-    any_view::{AnyView, IntoAny},
-    fragment::{Fragment, IntoFragment},
-    RenderHtml,
+use tachys::{
+    renderer::dom::Dom,
+    view::{
+        any_view::{AnyView, IntoAny},
+        fragment::{Fragment, IntoFragment},
+        RenderHtml,
+    },
 };
 
 /// The most common type for the `children` property on components,
@@ -14,31 +17,31 @@ use tachys::view::{
 ///
 /// This does not support iterating over individual nodes within the children.
 /// To iterate over children, use [`ChildrenFragment`].
-pub type Children = Box<dyn FnOnce() -> AnyView + Send>;
+pub type Children = Box<dyn FnOnce() -> AnyView<Dom> + Send>;
 
 /// A type for the `children` property on components that can be called only once,
 /// and provides a collection of all the children passed to this component.
-pub type ChildrenFragment = Box<dyn FnOnce() -> Fragment + Send>;
+pub type ChildrenFragment = Box<dyn FnOnce() -> Fragment<Dom> + Send>;
 
 /// A type for the `children` property on components that can be called
 /// more than once.
-pub type ChildrenFn = Arc<dyn Fn() -> AnyView + Send + Sync>;
+pub type ChildrenFn = Arc<dyn Fn() -> AnyView<Dom> + Send + Sync>;
 
 /// A type for the `children` property on components that can be called more than once,
 /// and provides a collection of all the children passed to this component.
-pub type ChildrenFragmentFn = Arc<dyn Fn() -> Fragment + Send>;
+pub type ChildrenFragmentFn = Arc<dyn Fn() -> Fragment<Dom> + Send>;
 
 /// A type for the `children` property on components that can be called
 /// more than once, but may mutate the children.
-pub type ChildrenFnMut = Box<dyn FnMut() -> AnyView + Send>;
+pub type ChildrenFnMut = Box<dyn FnMut() -> AnyView<Dom> + Send>;
 
 /// A type for the `children` property on components that can be called more than once,
 /// but may mutate the children, and provides a collection of all the children
 /// passed to this component.
-pub type ChildrenFragmentMut = Box<dyn FnMut() -> Fragment + Send>;
+pub type ChildrenFragmentMut = Box<dyn FnMut() -> Fragment<Dom> + Send>;
 
 // This is to still support components that accept `Box<dyn Fn() -> AnyView>` as a children.
-type BoxedChildrenFn = Box<dyn Fn() -> AnyView + Send>;
+type BoxedChildrenFn = Box<dyn Fn() -> AnyView<Dom> + Send>;
 
 /// This trait can be used when constructing a component that takes children without needing
 /// to know exactly what children type the component expects. This is used internally by the
@@ -94,7 +97,7 @@ pub trait ToChildren<F> {
 impl<F, C> ToChildren<F> for Children
 where
     F: FnOnce() -> C + Send + 'static,
-    C: RenderHtml + Send + 'static,
+    C: RenderHtml<Dom> + Send + 'static,
 {
     #[inline]
     fn to_children(f: F) -> Self {
@@ -105,7 +108,7 @@ where
 impl<F, C> ToChildren<F> for ChildrenFn
 where
     F: Fn() -> C + Send + Sync + 'static,
-    C: RenderHtml + Send + 'static,
+    C: RenderHtml<Dom> + Send + 'static,
 {
     #[inline]
     fn to_children(f: F) -> Self {
@@ -116,7 +119,7 @@ where
 impl<F, C> ToChildren<F> for ChildrenFnMut
 where
     F: Fn() -> C + Send + 'static,
-    C: RenderHtml + Send + 'static,
+    C: RenderHtml<Dom> + Send + 'static,
 {
     #[inline]
     fn to_children(f: F) -> Self {
@@ -127,7 +130,7 @@ where
 impl<F, C> ToChildren<F> for BoxedChildrenFn
 where
     F: Fn() -> C + Send + 'static,
-    C: RenderHtml + Send + 'static,
+    C: RenderHtml<Dom> + Send + 'static,
 {
     #[inline]
     fn to_children(f: F) -> Self {
@@ -138,7 +141,7 @@ where
 impl<F, C> ToChildren<F> for ChildrenFragment
 where
     F: FnOnce() -> C + Send + 'static,
-    C: IntoFragment,
+    C: IntoFragment<Dom>,
 {
     #[inline]
     fn to_children(f: F) -> Self {
@@ -149,7 +152,7 @@ where
 impl<F, C> ToChildren<F> for ChildrenFragmentFn
 where
     F: Fn() -> C + Send + 'static,
-    C: IntoFragment,
+    C: IntoFragment<Dom>,
 {
     #[inline]
     fn to_children(f: F) -> Self {
@@ -160,7 +163,7 @@ where
 impl<F, C> ToChildren<F> for ChildrenFragmentMut
 where
     F: FnMut() -> C + Send + 'static,
-    C: IntoFragment,
+    C: IntoFragment<Dom>,
 {
     #[inline]
     fn to_children(mut f: F) -> Self {
@@ -171,7 +174,7 @@ where
 /// New-type wrapper for a function that returns a view with `From` and `Default` traits implemented
 /// to enable optional props in for example `<Show>` and `<Suspense>`.
 #[derive(Clone)]
-pub struct ViewFn(Arc<dyn Fn() -> AnyView + Send + Sync + 'static>);
+pub struct ViewFn(Arc<dyn Fn() -> AnyView<Dom> + Send + Sync + 'static>);
 
 impl Default for ViewFn {
     fn default() -> Self {
@@ -182,7 +185,7 @@ impl Default for ViewFn {
 impl<F, C> From<F> for ViewFn
 where
     F: Fn() -> C + Send + Sync + 'static,
-    C: RenderHtml + Send + 'static,
+    C: RenderHtml<Dom> + Send + 'static,
 {
     fn from(value: F) -> Self {
         Self(Arc::new(move || value().into_any()))
@@ -191,14 +194,14 @@ where
 
 impl ViewFn {
     /// Execute the wrapped function
-    pub fn run(&self) -> AnyView {
+    pub fn run(&self) -> AnyView<Dom> {
         (self.0)()
     }
 }
 
 /// New-type wrapper for a function, which will only be called once and returns a view with `From` and
 /// `Default` traits implemented to enable optional props in for example `<Show>` and `<Suspense>`.
-pub struct ViewFnOnce(Box<dyn FnOnce() -> AnyView + Send + 'static>);
+pub struct ViewFnOnce(Box<dyn FnOnce() -> AnyView<Dom> + Send + 'static>);
 
 impl Default for ViewFnOnce {
     fn default() -> Self {
@@ -209,7 +212,7 @@ impl Default for ViewFnOnce {
 impl<F, C> From<F> for ViewFnOnce
 where
     F: FnOnce() -> C + Send + 'static,
-    C: RenderHtml + Send + 'static,
+    C: RenderHtml<Dom> + Send + 'static,
 {
     fn from(value: F) -> Self {
         Self(Box::new(move || value().into_any()))
@@ -218,7 +221,7 @@ where
 
 impl ViewFnOnce {
     /// Execute the wrapped function
-    pub fn run(self) -> AnyView {
+    pub fn run(self) -> AnyView<Dom> {
         (self.0)()
     }
 }

leptos/src/error_boundary.rs

@@ -4,16 +4,16 @@ use leptos_macro::component;
 use reactive_graph::{
     computed::ArcMemo,
     effect::RenderEffect,
-    owner::{provide_context, Owner},
+    owner::Owner,
     signal::ArcRwSignal,
     traits::{Get, Update, With, WithUntracked},
 };
 use rustc_hash::FxHashMap;
-use std::{fmt::Debug, sync::Arc};
+use std::{fmt::Debug, marker::PhantomData, sync::Arc};
 use tachys::{
     html::attribute::Attribute,
     hydration::Cursor,
-    reactive_graph::OwnedView,
+    renderer::Renderer,
     ssr::StreamBuilder,
     view::{
         add_attr::AddAnyAttr, Mountable, Position, PositionState, Render,
@@ -96,33 +96,27 @@ where
     let hook = hook as Arc<dyn ErrorHook>;
 
     let _guard = throw_error::set_error_hook(Arc::clone(&hook));
+    let children = children.into_inner()();
 
-    let owner = Owner::new();
-    let children = owner.with(|| {
-        provide_context(Arc::clone(&hook));
-        children.into_inner()()
-    });
-
-    OwnedView::new_with_owner(
-        ErrorBoundaryView {
-            hook,
-            boundary_id,
-            errors_empty,
-            children,
-            errors,
-            fallback,
-        },
-        owner,
-    )
+    ErrorBoundaryView {
+        hook,
+        boundary_id,
+        errors_empty,
+        children,
+        errors,
+        fallback,
+        rndr: PhantomData,
+    }
 }
 
-struct ErrorBoundaryView<Chil, FalFn> {
+struct ErrorBoundaryView<Chil, FalFn, Rndr> {
     hook: Arc<dyn ErrorHook>,
     boundary_id: SerializedDataId,
     errors_empty: ArcMemo<bool>,
     children: Chil,
     fallback: FalFn,
     errors: ArcRwSignal<Errors>,
+    rndr: PhantomData<Rndr>,
 }
 
 struct ErrorBoundaryViewState<Chil, Fal> {
@@ -131,10 +125,11 @@ struct ErrorBoundaryViewState<Chil, Fal> {
     fallback: Option<Fal>,
 }
 
-impl<Chil, Fal> Mountable for ErrorBoundaryViewState<Chil, Fal>
+impl<Chil, Fal, Rndr> Mountable<Rndr> for ErrorBoundaryViewState<Chil, Fal>
 where
-    Chil: Mountable,
-    Fal: Mountable,
+    Chil: Mountable<Rndr>,
+    Fal: Mountable<Rndr>,
+    Rndr: Renderer,
 {
     fn unmount(&mut self) {
         if let Some(fallback) = &mut self.fallback {
@@ -144,11 +139,7 @@ where
         }
     }
 
-    fn mount(
-        &mut self,
-        parent: &tachys::renderer::types::Element,
-        marker: Option<&tachys::renderer::types::Node>,
-    ) {
+    fn mount(&mut self, parent: &Rndr::Element, marker: Option<&Rndr::Node>) {
         if let Some(fallback) = &mut self.fallback {
             fallback.mount(parent, marker);
         } else {
@@ -156,7 +147,7 @@ where
         }
     }
 
-    fn insert_before_this(&self, child: &mut dyn Mountable) -> bool {
+    fn insert_before_this(&self, child: &mut dyn Mountable<Rndr>) -> bool {
         if let Some(fallback) = &self.fallback {
             fallback.insert_before_this(child)
         } else {
@@ -165,11 +156,13 @@ where
     }
 }
 
-impl<Chil, FalFn, Fal> Render for ErrorBoundaryView<Chil, FalFn>
+impl<Chil, FalFn, Fal, Rndr> Render<Rndr>
+    for ErrorBoundaryView<Chil, FalFn, Rndr>
 where
-    Chil: Render + 'static,
+    Chil: Render<Rndr> + 'static,
     FalFn: FnMut(ArcRwSignal<Errors>) -> Fal + Send + 'static,
-    Fal: Render + 'static,
+    Fal: Render<Rndr> + 'static,
+    Rndr: Renderer,
 {
     type State = RenderEffect<ErrorBoundaryViewState<Chil::State, Fal::State>>;
 
@@ -226,21 +219,26 @@ where
     }
 }
 
-impl<Chil, FalFn, Fal> AddAnyAttr for ErrorBoundaryView<Chil, FalFn>
+impl<Chil, FalFn, Fal, Rndr> AddAnyAttr<Rndr>
+    for ErrorBoundaryView<Chil, FalFn, Rndr>
 where
-    Chil: RenderHtml + 'static,
+    Chil: RenderHtml<Rndr> + 'static,
     FalFn: FnMut(ArcRwSignal<Errors>) -> Fal + Send + 'static,
-    Fal: RenderHtml + Send + 'static,
+    Fal: RenderHtml<Rndr> + Send + 'static,
+    Rndr: Renderer,
 {
-    type Output<SomeNewAttr: Attribute> =
-        ErrorBoundaryView<Chil::Output<SomeNewAttr::CloneableOwned>, FalFn>;
+    type Output<SomeNewAttr: Attribute<Rndr>> = ErrorBoundaryView<
+        Chil::Output<SomeNewAttr::CloneableOwned>,
+        FalFn,
+        Rndr,
+    >;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Rndr>>(
         self,
         attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Rndr>,
     {
         let ErrorBoundaryView {
             hook,
@@ -249,6 +247,7 @@ where
             children,
             fallback,
             errors,
+            rndr,
         } = self;
         ErrorBoundaryView {
             hook,
@@ -257,17 +256,20 @@ where
             children: children.add_any_attr(attr.into_cloneable_owned()),
             fallback,
             errors,
+            rndr,
         }
     }
 }
 
-impl<Chil, FalFn, Fal> RenderHtml for ErrorBoundaryView<Chil, FalFn>
+impl<Chil, FalFn, Fal, Rndr> RenderHtml<Rndr>
+    for ErrorBoundaryView<Chil, FalFn, Rndr>
 where
-    Chil: RenderHtml + Send + 'static,
+    Chil: RenderHtml<Rndr> + Send + 'static,
     FalFn: FnMut(ArcRwSignal<Errors>) -> Fal + Send + 'static,
-    Fal: RenderHtml + Send + 'static,
+    Fal: RenderHtml<Rndr> + Send + 'static,
+    Rndr: Renderer,
 {
-    type AsyncOutput = ErrorBoundaryView<Chil::AsyncOutput, FalFn>;
+    type AsyncOutput = ErrorBoundaryView<Chil::AsyncOutput, FalFn, Rndr>;
 
     const MIN_LENGTH: usize = Chil::MIN_LENGTH;
 
@@ -292,6 +294,7 @@ where
             children: children.resolve().await,
             fallback,
             errors,
+            rndr: PhantomData,
         }
     }
 
@@ -365,7 +368,7 @@ where
 
     fn hydrate<const FROM_SERVER: bool>(
         mut self,
-        cursor: &Cursor,
+        cursor: &Cursor<Rndr>,
         position: &PositionState,
     ) -> Self::State {
         let mut children = Some(self.children);

leptos/src/for_loop.rs

@@ -157,7 +157,7 @@ where
     };
     move || keyed(each(), key.clone(), children.clone())
 }
-/*
+
 #[cfg(test)]
 mod tests {
     use crate::prelude::*;
@@ -168,7 +168,7 @@ mod tests {
     fn creates_list() {
         Owner::new().with(|| {
             let values = RwSignal::new(vec![1, 2, 3, 4, 5]);
-            let list: View<HtmlElement<_, _, _>> = view! {
+            let list: View<HtmlElement<_, _, _, Dom>> = view! {
                 <ol>
                     <For each=move || values.get() key=|i| *i let:i>
                         <li>{i}</li>
@@ -187,7 +187,7 @@ mod tests {
     fn creates_list_enumerate() {
         Owner::new().with(|| {
             let values = RwSignal::new(vec![1, 2, 3, 4, 5]);
-            let list: View<HtmlElement<_, _, _>> = view! {
+            let list: View<HtmlElement<_, _, _, Dom>> = view! {
                 <ol>
                     <ForEnumerate each=move || values.get() key=|i| *i let(index, i)>
                         <li>{move || index.get()}"-"{i}</li>
@@ -200,7 +200,7 @@ mod tests {
                 <!>-<!>4</li><li>4<!>-<!>5</li><!></ol>"
             );
 
-            let list: View<HtmlElement<_, _, _>> = view! {
+            let list: View<HtmlElement<_, _, _, Dom>> = view! {
                 <ol>
                     <ForEnumerate each=move || values.get() key=|i| *i let(index, i)>
                         <li>{move || index.get()}"-"{i}</li>
@@ -216,4 +216,3 @@ mod tests {
         });
     }
 }
- */

leptos/src/hydration/hydration_script.js

@@ -1,8 +1,8 @@
 (function (root, pkg_path, output_name, wasm_output_name) {
 	import(`${root}/${pkg_path}/${output_name}.js`)
 		.then(mod => {
-			mod.default(`${root}/${pkg_path}/${wasm_output_name}.wasm`).then(() => {
+			mod.default(`/${pkg_path}/${wasm_output_name}.wasm`).then(() => {
 				mod.hydrate();
 			});
 		})
-})
+})

leptos/src/into_view.rs

@@ -2,6 +2,7 @@ use std::borrow::Cow;
 use tachys::{
     html::attribute::Attribute,
     hydration::Cursor,
+    renderer::{dom::Dom, Renderer},
     ssr::StreamBuilder,
     view::{
         add_attr::AddAnyAttr, Position, PositionState, Render, RenderHtml,
@@ -49,14 +50,14 @@ impl<T> View<T> {
 
 pub trait IntoView
 where
-    Self: Sized + Render + RenderHtml + Send,
+    Self: Sized + Render<Dom> + RenderHtml<Dom> + Send,
 {
     fn into_view(self) -> View<Self>;
 }
 
 impl<T> IntoView for T
 where
-    T: Sized + Render + RenderHtml + Send, //+ AddAnyAttr,
+    T: Sized + Render<Dom> + RenderHtml<Dom> + Send, //+ AddAnyAttr<Dom>,
 {
     fn into_view(self) -> View<Self> {
         View {
@@ -67,7 +68,7 @@ where
     }
 }
 
-impl<T: Render> Render for View<T> {
+impl<T: Render<Rndr>, Rndr: Renderer> Render<Rndr> for View<T> {
     type State = T::State;
 
     fn build(self) -> Self::State {
@@ -79,10 +80,10 @@ impl<T: Render> Render for View<T> {
     }
 }
 
-impl<T: RenderHtml> RenderHtml for View<T> {
+impl<T: RenderHtml<Rndr>, Rndr: Renderer> RenderHtml<Rndr> for View<T> {
     type AsyncOutput = T::AsyncOutput;
 
-    const MIN_LENGTH: usize = <T as RenderHtml>::MIN_LENGTH;
+    const MIN_LENGTH: usize = <T as RenderHtml<Rndr>>::MIN_LENGTH;
 
     async fn resolve(self) -> Self::AsyncOutput {
         self.inner.resolve().await
@@ -146,7 +147,7 @@ impl<T: RenderHtml> RenderHtml for View<T> {
 
     fn hydrate<const FROM_SERVER: bool>(
         self,
-        cursor: &Cursor,
+        cursor: &Cursor<Rndr>,
         position: &PositionState,
     ) -> Self::State {
         self.inner.hydrate::<FROM_SERVER>(cursor, position)
@@ -165,15 +166,18 @@ impl<T: ToTemplate> ToTemplate for View<T> {
     }
 }
 
-impl<T: AddAnyAttr> AddAnyAttr for View<T> {
-    type Output<SomeNewAttr: Attribute> = View<T::Output<SomeNewAttr>>;
+impl<T: AddAnyAttr<Rndr>, Rndr> AddAnyAttr<Rndr> for View<T>
+where
+    Rndr: Renderer,
+{
+    type Output<SomeNewAttr: Attribute<Rndr>> = View<T::Output<SomeNewAttr>>;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Rndr>>(
         self,
         attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Rndr>,
     {
         let View {
             inner,

leptos/src/lib.rs

@@ -168,7 +168,7 @@ pub mod prelude {
         pub use leptos_server::*;
         pub use oco_ref::*;
         pub use reactive_graph::{
-            actions::*, computed::*, effect::*, owner::*, signal::*, untrack,
+            actions::*, computed::*, effect::*, owner::*, signal::*,
             wrappers::read::*,
         };
         pub use server_fn::{self, ServerFnError};

leptos/src/mount.rs

@@ -5,8 +5,10 @@ use any_spawner::Executor;
 use reactive_graph::owner::Owner;
 #[cfg(debug_assertions)]
 use std::cell::Cell;
+use std::marker::PhantomData;
 use tachys::{
     dom::body,
+    renderer::{dom::Dom, Renderer},
     view::{Mountable, Render},
 };
 #[cfg(feature = "hydrate")]
@@ -36,7 +38,10 @@ thread_local! {
 
 #[cfg(feature = "hydrate")]
 /// Runs the provided closure and mounts the result to the provided element.
-pub fn hydrate_from<F, N>(parent: HtmlElement, f: F) -> UnmountHandle<N::State>
+pub fn hydrate_from<F, N>(
+    parent: HtmlElement,
+    f: F,
+) -> UnmountHandle<N::State, Dom>
 where
     F: FnOnce() -> N + 'static,
     N: IntoView,
@@ -80,7 +85,11 @@ where
 
     // returns a handle that owns the owner
     // when this is dropped, it will clean up the reactive system and unmount the view
-    UnmountHandle { owner, mountable }
+    UnmountHandle {
+        owner,
+        mountable,
+        rndr: PhantomData,
+    }
 }
 
 /// Runs the provided closure and mounts the result to the `<body>`.
@@ -94,7 +103,7 @@ where
 }
 
 /// Runs the provided closure and mounts the result to the provided element.
-pub fn mount_to<F, N>(parent: HtmlElement, f: F) -> UnmountHandle<N::State>
+pub fn mount_to<F, N>(parent: HtmlElement, f: F) -> UnmountHandle<N::State, Dom>
 where
     F: FnOnce() -> N + 'static,
     N: IntoView,
@@ -131,17 +140,22 @@ where
 
     // returns a handle that owns the owner
     // when this is dropped, it will clean up the reactive system and unmount the view
-    UnmountHandle { owner, mountable }
+    UnmountHandle {
+        owner,
+        mountable,
+        rndr: PhantomData,
+    }
 }
 
 /// Runs the provided closure and mounts the result to the provided element.
-pub fn mount_to_renderer<F, N>(
-    parent: &tachys::renderer::types::Element,
+pub fn mount_to_renderer<F, N, R>(
+    parent: &R::Element,
     f: F,
-) -> UnmountHandle<N::State>
+) -> UnmountHandle<N::State, R>
 where
     F: FnOnce() -> N + 'static,
-    N: Render,
+    N: Render<R>,
+    R: Renderer,
 {
     // use wasm-bindgen-futures to drive the reactive system
     // we ignore the return value because an Err here just means the wasm-bindgen executor is
@@ -159,7 +173,11 @@ where
 
     // returns a handle that owns the owner
     // when this is dropped, it will clean up the reactive system and unmount the view
-    UnmountHandle { owner, mountable }
+    UnmountHandle {
+        owner,
+        mountable,
+        rndr: PhantomData,
+    }
 }
 
 /// Hydrates any islands that are currently present on the page.
@@ -193,18 +211,21 @@ pub fn hydrate_islands() {
               reactive system. You should either call `.forget()` to keep the \
               view permanently mounted, or store the `UnmountHandle` somewhere \
               and drop it when you'd like to unmount the view."]
-pub struct UnmountHandle<M>
+pub struct UnmountHandle<M, R>
 where
-    M: Mountable,
+    M: Mountable<R>,
+    R: Renderer,
 {
     #[allow(dead_code)]
     owner: Owner,
     mountable: M,
+    rndr: PhantomData<R>,
 }
 
-impl<M> UnmountHandle<M>
+impl<M, R> UnmountHandle<M, R>
 where
-    M: Mountable,
+    M: Mountable<R>,
+    R: Renderer,
 {
     /// Leaks the handle, preventing the reactive system from being cleaned up and the view from
     /// being unmounted. This should always be called when [`mount_to`] is used for the root of an
@@ -214,9 +235,10 @@ where
     }
 }
 
-impl<M> Drop for UnmountHandle<M>
+impl<M, R> Drop for UnmountHandle<M, R>
 where
-    M: Mountable,
+    M: Mountable<R>,
+    R: Renderer,
 {
     fn drop(&mut self) {
         self.mountable.unmount();

leptos/src/nonce.rs

@@ -6,7 +6,7 @@ use base64::{
 };
 use rand::{thread_rng, RngCore};
 use std::{fmt::Display, ops::Deref, sync::Arc};
-use tachys::html::attribute::AttributeValue;
+use tachys::{html::attribute::AttributeValue, renderer::Renderer};
 
 /// A cryptographic nonce ("number used once") which can be
 /// used by Content Security Policy to determine whether or not a given
@@ -65,9 +65,12 @@ impl Display for Nonce {
     }
 }
 
-impl AttributeValue for Nonce {
+impl<R> AttributeValue<R> for Nonce
+where
+    R: Renderer,
+{
     type AsyncOutput = Self;
-    type State = <Arc<str> as AttributeValue>::State;
+    type State = <Arc<str> as AttributeValue<R>>::State;
     type Cloneable = Self;
     type CloneableOwned = Self;
 
@@ -76,7 +79,7 @@ impl AttributeValue for Nonce {
     }
 
     fn to_html(self, key: &str, buf: &mut String) {
-        <Arc<str> as AttributeValue>::to_html(self.0, key, buf)
+        <Arc<str> as AttributeValue<R>>::to_html(self.0, key, buf)
     }
 
     fn to_template(_key: &str, _buf: &mut String) {}
@@ -84,21 +87,17 @@ impl AttributeValue for Nonce {
     fn hydrate<const FROM_SERVER: bool>(
         self,
         key: &str,
-        el: &tachys::renderer::types::Element,
+        el: &<R as Renderer>::Element,
     ) -> Self::State {
-        <Arc<str> as AttributeValue>::hydrate::<FROM_SERVER>(self.0, key, el)
+        <Arc<str> as AttributeValue<R>>::hydrate::<FROM_SERVER>(self.0, key, el)
     }
 
-    fn build(
-        self,
-        el: &tachys::renderer::types::Element,
-        key: &str,
-    ) -> Self::State {
-        <Arc<str> as AttributeValue>::build(self.0, el, key)
+    fn build(self, el: &<R as Renderer>::Element, key: &str) -> Self::State {
+        <Arc<str> as AttributeValue<R>>::build(self.0, el, key)
     }
 
     fn rebuild(self, key: &str, state: &mut Self::State) {
-        <Arc<str> as AttributeValue>::rebuild(self.0, key, state)
+        <Arc<str> as AttributeValue<R>>::rebuild(self.0, key, state)
     }
 
     fn into_cloneable(self) -> Self::Cloneable {

leptos/src/suspense_component.rs

@@ -13,7 +13,7 @@ use reactive_graph::{
     effect::RenderEffect,
     owner::{provide_context, use_context, Owner},
     signal::ArcRwSignal,
-    traits::{Dispose, Get, Read, Track, With},
+    traits::{Get, Read, Track, With},
 };
 use slotmap::{DefaultKey, SlotMap};
 use tachys::{
@@ -21,6 +21,7 @@ use tachys::{
     html::attribute::Attribute,
     hydration::Cursor,
     reactive_graph::{OwnedView, OwnedViewState},
+    renderer::Renderer,
     ssr::StreamBuilder,
     view::{
         add_attr::AddAnyAttr,
@@ -134,14 +135,15 @@ pub(crate) struct SuspenseBoundary<const TRANSITION: bool, Fal, Chil> {
     pub children: Chil,
 }
 
-impl<const TRANSITION: bool, Fal, Chil> Render
+impl<const TRANSITION: bool, Fal, Chil, Rndr> Render<Rndr>
     for SuspenseBoundary<TRANSITION, Fal, Chil>
 where
-    Fal: Render + Send + 'static,
-    Chil: Render + Send + 'static,
+    Fal: Render<Rndr> + Send + 'static,
+    Chil: Render<Rndr> + Send + 'static,
+    Rndr: Renderer + 'static,
 {
     type State = RenderEffect<
-        OwnedViewState<EitherKeepAliveState<Chil::State, Fal::State>>,
+        OwnedViewState<EitherKeepAliveState<Chil::State, Fal::State>, Rndr>,
     >;
 
     fn build(self) -> Self::State {
@@ -185,24 +187,25 @@ where
     }
 }
 
-impl<const TRANSITION: bool, Fal, Chil> AddAnyAttr
+impl<const TRANSITION: bool, Fal, Chil, Rndr> AddAnyAttr<Rndr>
     for SuspenseBoundary<TRANSITION, Fal, Chil>
 where
-    Fal: RenderHtml + Send + 'static,
-    Chil: RenderHtml + Send + 'static,
+    Fal: RenderHtml<Rndr> + Send + 'static,
+    Chil: RenderHtml<Rndr> + Send + 'static,
+    Rndr: Renderer + 'static,
 {
-    type Output<SomeNewAttr: Attribute> = SuspenseBoundary<
+    type Output<SomeNewAttr: Attribute<Rndr>> = SuspenseBoundary<
         TRANSITION,
         Fal,
         Chil::Output<SomeNewAttr::CloneableOwned>,
     >;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Rndr>>(
         self,
         attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Rndr>,
     {
         let attr = attr.into_cloneable_owned();
         let SuspenseBoundary {
@@ -220,11 +223,12 @@ where
     }
 }
 
-impl<const TRANSITION: bool, Fal, Chil> RenderHtml
+impl<const TRANSITION: bool, Fal, Chil, Rndr> RenderHtml<Rndr>
     for SuspenseBoundary<TRANSITION, Fal, Chil>
 where
-    Fal: RenderHtml + Send + 'static,
-    Chil: RenderHtml + Send + 'static,
+    Fal: RenderHtml<Rndr> + Send + 'static,
+    Chil: RenderHtml<Rndr> + Send + 'static,
+    Rndr: Renderer + 'static,
 {
     // i.e., if this is the child of another Suspense during SSR, don't wait for it: it will handle
     // itself
@@ -282,7 +286,7 @@ where
         self.children.dry_resolve();
 
         // check the set of tasks to see if it is empty, now or later
-        let eff = reactive_graph::effect::Effect::new_isomorphic({
+        let eff = reactive_graph::effect::RenderEffect::new_isomorphic({
             move |_| {
                 tasks.track();
                 if tasks.read().is_empty() {
@@ -334,7 +338,7 @@ where
                             }
                             children = children => {
                                 // clean up the (now useless) effect
-                                eff.dispose();
+                                drop(eff);
 
                                 Some(OwnedView::new_with_owner(children, owner))
                             }
@@ -401,7 +405,7 @@ where
 
     fn hydrate<const FROM_SERVER: bool>(
         self,
-        cursor: &Cursor,
+        cursor: &Cursor<Rndr>,
         position: &PositionState,
     ) -> Self::State {
         let cursor = cursor.to_owned();
@@ -451,9 +455,10 @@ impl<T> Unsuspend<T> {
     }
 }
 
-impl<T> Render for Unsuspend<T>
+impl<T, Rndr> Render<Rndr> for Unsuspend<T>
 where
-    T: Render,
+    T: Render<Rndr>,
+    Rndr: Renderer,
 {
     type State = T::State;
 
@@ -466,28 +471,30 @@ where
     }
 }
 
-impl<T> AddAnyAttr for Unsuspend<T>
+impl<T, Rndr> AddAnyAttr<Rndr> for Unsuspend<T>
 where
-    T: AddAnyAttr + 'static,
+    T: AddAnyAttr<Rndr> + 'static,
+    Rndr: Renderer,
 {
-    type Output<SomeNewAttr: Attribute> =
+    type Output<SomeNewAttr: Attribute<Rndr>> =
         Unsuspend<T::Output<SomeNewAttr::CloneableOwned>>;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Rndr>>(
         self,
         attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Rndr>,
     {
         let attr = attr.into_cloneable_owned();
         Unsuspend::new(move || (self.0)().add_any_attr(attr))
     }
 }
 
-impl<T> RenderHtml for Unsuspend<T>
+impl<T, Rndr> RenderHtml<Rndr> for Unsuspend<T>
 where
-    T: RenderHtml + 'static,
+    T: RenderHtml<Rndr> + 'static,
+    Rndr: Renderer,
 {
     type AsyncOutput = Self;
 
@@ -528,7 +535,7 @@ where
 
     fn hydrate<const FROM_SERVER: bool>(
         self,
-        cursor: &Cursor,
+        cursor: &Cursor<Rndr>,
         position: &PositionState,
     ) -> Self::State {
         (self.0)().hydrate::<FROM_SERVER>(cursor, position)

leptos/tests/ssr.rs

@@ -5,7 +5,7 @@ fn simple_ssr_test() {
     use leptos::prelude::*;
 
     let (value, set_value) = signal(0);
-    let rendered: View<HtmlElement<_, _, _>> = view! {
+    let rendered: View<HtmlElement<_, _, _, Dom>> = view! {
         <div>
             <button on:click=move |_| set_value.update(|value| *value -= 1)>"-1"</button>
             <span>"Value: " {move || value.get().to_string()} "!"</span>
@@ -36,7 +36,7 @@ fn ssr_test_with_components() {
         }
     }
 
-    let rendered: View<HtmlElement<_, _, _>> = view! {
+    let rendered: View<HtmlElement<_, _, _, Dom>> = view! {
         <div class="counters">
             <Counter initial_value=1/>
             <Counter initial_value=2/>
@@ -66,7 +66,7 @@ fn ssr_test_with_snake_case_components() {
             </div>
         }
     }
-    let rendered: View<HtmlElement<_, _, _>> = view! {
+    let rendered: View<HtmlElement<_, _, _, Dom>> = view! {
         <div class="counters">
             <SnakeCaseCounter initial_value=1/>
             <SnakeCaseCounter initial_value=2/>
@@ -86,7 +86,7 @@ fn test_classes() {
     use leptos::prelude::*;
 
     let (value, _set_value) = signal(5);
-    let rendered: View<HtmlElement<_, _, _>> = view! {
+    let rendered: View<HtmlElement<_, _, _, Dom>> = view! {
         <div
             class="my big"
             class:a=move || { value.get() > 10 }
@@ -104,7 +104,7 @@ fn ssr_with_styles() {
 
     let (_, set_value) = signal(0);
     let styles = "myclass";
-    let rendered: View<HtmlElement<_, _, _>> = view! { class=styles,
+    let rendered: View<HtmlElement<_, _, _, Dom>> = view! { class=styles,
         <div>
             <button class="btn" on:click=move |_| set_value.update(|value| *value -= 1)>
                 "-1"
@@ -124,7 +124,7 @@ fn ssr_option() {
     use leptos::prelude::*;
 
     let (_, _) = signal(0);
-    let rendered: View<HtmlElement<_, _, _>> = view! { <option></option> };
+    let rendered: View<HtmlElement<_, _, _, Dom>> = view! { <option></option> };
 
     assert_eq!(rendered.to_html(), "<option></option>");
 }

leptos_macro/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "leptos_macro"
-version = "0.7.0-beta6"
+version = "0.7.0-beta4"
 authors = ["Greg Johnston"]
 license = "MIT"
 repository = "https://github.com/leptos-rs/leptos"

leptos_macro/src/component.rs

@@ -18,7 +18,7 @@ use syn::{
 };
 
 pub struct Model {
-    island: Option<String>,
+    is_island: bool,
     docs: Docs,
     unknown_attrs: UnknownAttrs,
     vis: Visibility,
@@ -62,7 +62,7 @@ impl Parse for Model {
         });
 
         Ok(Self {
-            island: None,
+            is_island: false,
             docs,
             unknown_attrs,
             vis: item.vis.clone(),
@@ -102,7 +102,7 @@ pub fn convert_from_snake_case(name: &Ident) -> Ident {
 impl ToTokens for Model {
     fn to_tokens(&self, tokens: &mut TokenStream) {
         let Self {
-            island,
+            is_island,
             docs,
             unknown_attrs,
             vis,
@@ -111,7 +111,6 @@ impl ToTokens for Model {
             body,
             ret,
         } = self;
-        let is_island = island.is_some();
 
         let no_props = props.is_empty();
 
@@ -147,9 +146,9 @@ impl ToTokens for Model {
         #[cfg(feature = "tracing")]
         let trace_name = format!("<{name} />");
 
-        let is_island_with_children =
-            is_island && props.iter().any(|prop| prop.name.ident == "children");
-        let is_island_with_other_props = is_island
+        let is_island_with_children = *is_island
+            && props.iter().any(|prop| prop.name.ident == "children");
+        let is_island_with_other_props = *is_island
             && ((is_island_with_children && props.len() > 1)
                 || (!is_island_with_children && !props.is_empty()));
 
@@ -205,11 +204,11 @@ impl ToTokens for Model {
                         )]
                     },
                     quote! {
-                        let __span = ::leptos::tracing::Span::current();
+                        let span = ::leptos::tracing::Span::current();
                     },
                     quote! {
                         #[cfg(debug_assertions)]
-                        let _guard = __span.entered();
+                        let _guard = span.entered();
                     },
                     if no_props || !cfg!(feature = "trace-component-props") {
                         quote!()
@@ -231,8 +230,9 @@ impl ToTokens for Model {
         let hydrate_fn_name = is_island.then(|| {
             use std::hash::{Hash, Hasher};
 
+            let span = format!("{:?}", name.span());
             let mut hasher = DefaultHasher::new();
-            island.hash(&mut hasher);
+            span.hash(&mut hasher);
             let caller = hasher.finish() as usize;
             Ident::new(&format!("{component_id}_{caller:?}"), name.span())
         });
@@ -253,7 +253,7 @@ impl ToTokens for Model {
         };
 
         let body_name = unmodified_fn_name_from_fn_name(&body_name);
-        let body_expr = if is_island {
+        let body_expr = if *is_island {
             quote! {
                 ::leptos::reactive_graph::owner::Owner::with_hydration(move || {
                     #body_name(#prop_names)
@@ -276,7 +276,7 @@ impl ToTokens for Model {
         };
 
         // add island wrapper if island
-        let component = if is_island {
+        let component = if *is_island {
             let hydrate_fn_name = hydrate_fn_name.as_ref().unwrap();
             quote! {
                 {
@@ -343,64 +343,45 @@ impl ToTokens for Model {
             #component
         };
 
-        let binding = if is_island {
+        let binding = if *is_island {
             let island_props = if is_island_with_children
                 || is_island_with_other_props
             {
-                let (destructure, prop_builders, optional_props) =
-                    if is_island_with_other_props {
-                        let prop_names = props
-                            .iter()
-                            .filter_map(|prop| {
-                                if prop.name.ident == "children" {
-                                    None
-                                } else {
-                                    let name = &prop.name.ident;
-                                    Some(quote! { #name, })
-                                }
-                            })
-                            .collect::<TokenStream>();
-                        let destructure = quote! {
-                            let #props_serialized_name {
-                                #prop_names
-                            } = props;
-                        };
-                        let prop_builders = props
-                            .iter()
-                            .filter_map(|prop| {
-                                if prop.name.ident == "children"
-                                    || prop.prop_opts.optional
-                                {
-                                    None
-                                } else {
-                                    let name = &prop.name.ident;
-                                    Some(quote! {
-                                        .#name(#name)
-                                    })
-                                }
-                            })
-                            .collect::<TokenStream>();
-                        let optional_props = props
-                            .iter()
-                            .filter_map(|prop| {
-                                if prop.name.ident == "children"
-                                    || !prop.prop_opts.optional
-                                {
-                                    None
-                                } else {
-                                    let name = &prop.name.ident;
-                                    Some(quote! {
-                                        if let Some(#name) = #name {
-                                            props.#name = Some(#name)
-                                        }
-                                    })
-                                }
-                            })
-                            .collect::<TokenStream>();
-                        (destructure, prop_builders, optional_props)
-                    } else {
-                        (quote! {}, quote! {}, quote! {})
+                let (destructure, prop_builders) = if is_island_with_other_props
+                {
+                    let prop_names = props
+                        .iter()
+                        .filter_map(|prop| {
+                            if prop.name.ident == "children" {
+                                None
+                            } else {
+                                let name = &prop.name.ident;
+                                Some(quote! { #name, })
+                            }
+                        })
+                        .collect::<TokenStream>();
+                    let destructure = quote! {
+                        let #props_serialized_name {
+                            #prop_names
+                        } = props;
                     };
+                    let prop_builders = props
+                        .iter()
+                        .filter_map(|prop| {
+                            if prop.name.ident == "children" {
+                                None
+                            } else {
+                                let name = &prop.name.ident;
+                                Some(quote! {
+                                    .#name(#name)
+                                })
+                            }
+                        })
+                        .collect::<TokenStream>();
+                    (destructure, prop_builders)
+                } else {
+                    (quote! {}, quote! {})
+                };
                 let children = if is_island_with_children {
                     quote! {
                         .children({Box::new(|| {
@@ -424,14 +405,10 @@ impl ToTokens for Model {
 
                 quote! {{
                     #destructure
-                    let mut props = #props_name::builder()
+                    #props_name::builder()
                         #prop_builders
                         #children
-                        .build();
-
-                    #optional_props
-
-                    props
+                        .build()
                 }}
             } else {
                 quote! {}
@@ -521,8 +498,8 @@ impl ToTokens for Model {
 
 impl Model {
     #[allow(clippy::wrong_self_convention)]
-    pub fn with_island(mut self, island: Option<String>) -> Self {
-        self.island = island;
+    pub fn is_island(mut self, is_island: bool) -> Self {
+        self.is_island = is_island;
 
         self
     }

leptos_macro/src/lib.rs

@@ -266,21 +266,6 @@ mod slot;
 #[proc_macro]
 #[cfg_attr(feature = "tracing", tracing::instrument(level = "trace", skip_all))]
 pub fn view(tokens: TokenStream) -> TokenStream {
-    view_macro_impl(tokens, false)
-}
-
-/// The `template` macro behaves like [`view`], except that it wraps the entire tree in a
-/// [`ViewTemplate`](leptos::prelude::ViewTemplate). This optimizes creation speed by rendering
-/// most of the view into a `<template>` tag with HTML rendered at compile time, then hydrating it.
-/// In exchange, there is a small binary size overhead.
-#[proc_macro_error2::proc_macro_error]
-#[proc_macro]
-#[cfg_attr(feature = "tracing", tracing::instrument(level = "trace", skip_all))]
-pub fn template(tokens: TokenStream) -> TokenStream {
-    view_macro_impl(tokens, true)
-}
-
-fn view_macro_impl(tokens: TokenStream, template: bool) -> TokenStream {
     let tokens: proc_macro2::TokenStream = tokens.into();
     let mut tokens = tokens.into_iter();
 
@@ -317,19 +302,18 @@ fn view_macro_impl(tokens: TokenStream, template: bool) -> TokenStream {
     };
     let config = rstml::ParserConfig::default().recover_block(true);
     let parser = rstml::Parser::new(config);
-    let (mut nodes, errors) = parser.parse_recoverable(tokens).split_vec();
+    let (nodes, errors) = parser.parse_recoverable(tokens).split_vec();
     let errors = errors.into_iter().map(|e| e.emit_as_expr_tokens());
     let nodes_output = view::render_view(
-        &mut nodes,
+        &nodes,
         global_class.as_ref(),
         normalized_call_site(proc_macro::Span::call_site()),
-        template,
     );
 
     // The allow lint needs to be put here instead of at the expansion of
     // view::attribute_value(). Adding this next to the expanded expression
     // seems to break rust-analyzer, but it works when the allow is put here.
-    let output = quote! {
+    quote! {
         {
             #[allow(unused_braces)]
             {
@@ -337,14 +321,6 @@ fn view_macro_impl(tokens: TokenStream, template: bool) -> TokenStream {
                 #nodes_output
             }
         }
-    };
-
-    if template {
-        quote! {
-            ::leptos::prelude::ViewTemplate::new(#output)
-        }
-    } else {
-        output
     }
     .into()
 }
@@ -539,7 +515,7 @@ pub fn component(
     _args: proc_macro::TokenStream,
     s: TokenStream,
 ) -> TokenStream {
-    component_macro(s, None)
+    component_macro(s, false)
 }
 
 /// Defines a component as an interactive island when you are using the
@@ -616,16 +592,15 @@ pub fn component(
 #[proc_macro_error2::proc_macro_error]
 #[proc_macro_attribute]
 pub fn island(_args: proc_macro::TokenStream, s: TokenStream) -> TokenStream {
-    let island_src = s.to_string();
-    component_macro(s, Some(island_src))
+    component_macro(s, true)
 }
 
-fn component_macro(s: TokenStream, island: Option<String>) -> TokenStream {
+fn component_macro(s: TokenStream, island: bool) -> TokenStream {
     let mut dummy = syn::parse::<DummyModel>(s.clone());
     let parse_result = syn::parse::<component::Model>(s);
 
     if let (Ok(ref mut unexpanded), Ok(model)) = (&mut dummy, parse_result) {
-        let expanded = model.with_island(island).into_token_stream();
+        let expanded = model.is_island(island).into_token_stream();
         if !matches!(unexpanded.vis, Visibility::Public(_)) {
             unexpanded.vis = Visibility::Public(Pub {
                 span: unexpanded.vis.span(),

leptos_macro/src/view/component_builder.rs

@@ -10,10 +10,11 @@ use std::collections::HashMap;
 use syn::{spanned::Spanned, Expr, ExprPath, ExprRange, RangeLimits, Stmt};
 
 pub(crate) fn component_to_tokens(
-    node: &mut NodeElement<impl CustomNode>,
+    node: &NodeElement<impl CustomNode>,
     global_class: Option<&TokenTree>,
-    disable_inert_html: bool,
 ) -> TokenStream {
+    let name = node.name();
+
     #[allow(unused)] // TODO this is used by hot-reloading
     #[cfg(debug_assertions)]
     let component_name = super::ident_from_tag_name(node.name());
@@ -44,21 +45,16 @@ pub(crate) fn component_to_tokens(
         })
         .unwrap_or_else(|| node.attributes().len());
 
-    let attrs = node
-        .attributes()
-        .iter()
-        .filter_map(|node| {
-            if let NodeAttribute::Attribute(node) = node {
-                Some(node)
-            } else {
-                None
-            }
-        })
-        .cloned()
-        .collect::<Vec<_>>();
+    let attrs = node.attributes().iter().filter_map(|node| {
+        if let NodeAttribute::Attribute(node) = node {
+            Some(node)
+        } else {
+            None
+        }
+    });
 
     let props = attrs
-        .iter()
+        .clone()
         .enumerate()
         .filter(|(idx, attr)| {
             idx < &spread_marker && {
@@ -89,7 +85,7 @@ pub(crate) fn component_to_tokens(
         });
 
     let items_to_bind = attrs
-        .iter()
+        .clone()
         .filter_map(|attr| {
             if !is_attr_let(&attr.key) {
                 return None;
@@ -111,7 +107,7 @@ pub(crate) fn component_to_tokens(
         .collect::<Vec<_>>();
 
     let items_to_clone = attrs
-        .iter()
+        .clone()
         .filter_map(|attr| {
             attr.key
                 .to_string()
@@ -187,12 +183,11 @@ pub(crate) fn component_to_tokens(
         quote! {}
     } else {
         let children = fragment_to_tokens(
-            &mut node.children,
+            &node.children,
             TagType::Unknown,
             Some(&mut slots),
             global_class,
             None,
-            disable_inert_html,
         );
 
         // TODO view marker for hot-reloading
@@ -266,7 +261,6 @@ pub(crate) fn component_to_tokens(
         quote! {}
     };
 
-    let name = node.name();
     #[allow(unused_mut)] // used in debug
     let mut component = quote! {
         {

leptos_macro/src/view/mod.rs

@@ -13,10 +13,7 @@ use rstml::node::{
     CustomNode, KVAttributeValue, KeyedAttribute, Node, NodeAttribute,
     NodeBlock, NodeElement, NodeName, NodeNameFragment,
 };
-use std::{
-    cmp::Ordering,
-    collections::{HashMap, HashSet, VecDeque},
-};
+use std::collections::{HashMap, HashSet};
 use syn::{
     spanned::Spanned, Expr, Expr::Tuple, ExprLit, ExprRange, Lit, LitStr,
     RangeLimits, Stmt,
@@ -31,10 +28,9 @@ pub(crate) enum TagType {
 }
 
 pub fn render_view(
-    nodes: &mut [Node],
+    nodes: &[Node],
     global_class: Option<&TokenTree>,
     view_marker: Option<String>,
-    disable_inert_html: bool,
 ) -> Option<TokenStream> {
     let (base, should_add_view) = match nodes.len() {
         0 => {
@@ -48,13 +44,11 @@ pub fn render_view(
         }
         1 => (
             node_to_tokens(
-                &mut nodes[0],
+                &nodes[0],
                 TagType::Unknown,
                 None,
                 global_class,
                 view_marker.as_deref(),
-                true,
-                disable_inert_html,
             ),
             // only add View wrapper and view marker to a regular HTML
             // element or component, not to a <{..} /> attribute list
@@ -70,7 +64,6 @@ pub fn render_view(
                 None,
                 global_class,
                 view_marker.as_deref(),
-                disable_inert_html,
             ),
             true,
         ),
@@ -95,287 +88,12 @@ pub fn render_view(
     })
 }
 
-fn is_inert_element(orig_node: &Node<impl CustomNode>) -> bool {
-    // do not use this if the top-level node is not an Element,
-    // or if it's an element with no children and no attrs
-    match orig_node {
-        Node::Element(el) => {
-            if el.attributes().is_empty() && el.children.is_empty() {
-                return false;
-            }
-
-            // also doesn't work if the top-level element is an SVG/MathML element
-            let el_name = el.name().to_string();
-            if is_svg_element(&el_name) || is_math_ml_element(&el_name) {
-                return false;
-            }
-        }
-        _ => return false,
-    }
-
-    // otherwise, walk over all the nodes to make sure everything is inert
-    let mut nodes = VecDeque::from([orig_node]);
-
-    while let Some(current_element) = nodes.pop_front() {
-        match current_element {
-            Node::Text(_) | Node::RawText(_) => {}
-            Node::Element(node) => {
-                if is_component_node(node) {
-                    return false;
-                }
-                if is_spread_marker(node) {
-                    return false;
-                }
-
-                match node.name() {
-                    NodeName::Block(_) => return false,
-                    _ => {
-                        // check all attributes
-                        for attr in node.attributes() {
-                            match attr {
-                                NodeAttribute::Block(_) => return false,
-                                NodeAttribute::Attribute(attr) => {
-                                    let static_key =
-                                        !matches!(attr.key, NodeName::Block(_));
-
-                                    let static_value = match attr
-                                        .possible_value
-                                        .to_value()
-                                    {
-                                        None => true,
-                                        Some(value) => {
-                                            matches!(&value.value, KVAttributeValue::Expr(expr) if {
-                                                if let Expr::Lit(lit) = expr {
-                                                    matches!(&lit.lit, Lit::Str(_))
-                                                } else {
-                                                    false
-                                                }
-                                            })
-                                        }
-                                    };
-
-                                    if !static_key || !static_value {
-                                        return false;
-                                    }
-                                }
-                            }
-                        }
-
-                        // check all children
-                        nodes.extend(&node.children);
-                    }
-                }
-            }
-            _ => return false,
-        }
-    }
-
-    true
-}
-
-enum Item<'a, T> {
-    Node(&'a Node<T>),
-    ClosingTag(String),
-}
-
-enum InertElementBuilder<'a> {
-    GlobalClass {
-        global_class: &'a TokenTree,
-        strs: Vec<GlobalClassItem<'a>>,
-        buffer: String,
-    },
-    NoGlobalClass {
-        buffer: String,
-    },
-}
-
-impl<'a> ToTokens for InertElementBuilder<'a> {
-    fn to_tokens(&self, tokens: &mut TokenStream) {
-        match self {
-            InertElementBuilder::GlobalClass { strs, .. } => {
-                tokens.extend(quote! {
-                    [#(#strs),*].join("")
-                });
-            }
-            InertElementBuilder::NoGlobalClass { buffer } => {
-                tokens.extend(quote! {
-                    #buffer
-                })
-            }
-        }
-    }
-}
-
-enum GlobalClassItem<'a> {
-    Global(&'a TokenTree),
-    String(String),
-}
-
-impl<'a> ToTokens for GlobalClassItem<'a> {
-    fn to_tokens(&self, tokens: &mut TokenStream) {
-        let addl_tokens = match self {
-            GlobalClassItem::Global(v) => v.to_token_stream(),
-            GlobalClassItem::String(v) => v.to_token_stream(),
-        };
-        tokens.extend(addl_tokens);
-    }
-}
-
-impl<'a> InertElementBuilder<'a> {
-    fn new(global_class: Option<&'a TokenTree>) -> Self {
-        match global_class {
-            None => Self::NoGlobalClass {
-                buffer: String::new(),
-            },
-            Some(global_class) => Self::GlobalClass {
-                global_class,
-                strs: Vec::new(),
-                buffer: String::new(),
-            },
-        }
-    }
-
-    fn push(&mut self, c: char) {
-        match self {
-            InertElementBuilder::GlobalClass { buffer, .. } => buffer.push(c),
-            InertElementBuilder::NoGlobalClass { buffer } => buffer.push(c),
-        }
-    }
-
-    fn push_str(&mut self, s: &str) {
-        match self {
-            InertElementBuilder::GlobalClass { buffer, .. } => {
-                buffer.push_str(s)
-            }
-            InertElementBuilder::NoGlobalClass { buffer } => buffer.push_str(s),
-        }
-    }
-
-    fn push_class(&mut self, class: &str) {
-        match self {
-            InertElementBuilder::GlobalClass {
-                global_class,
-                strs,
-                buffer,
-            } => {
-                buffer.push_str(" class=\"");
-                strs.push(GlobalClassItem::String(std::mem::take(buffer)));
-                strs.push(GlobalClassItem::Global(global_class));
-                buffer.push(' ');
-                buffer.push_str(class);
-                buffer.push('"');
-            }
-            InertElementBuilder::NoGlobalClass { buffer } => {
-                buffer.push_str(" class=\"");
-                buffer.push_str(class);
-                buffer.push('"');
-            }
-        }
-    }
-
-    fn finish(&mut self) {
-        match self {
-            InertElementBuilder::GlobalClass { strs, buffer, .. } => {
-                strs.push(GlobalClassItem::String(std::mem::take(buffer)));
-            }
-            InertElementBuilder::NoGlobalClass { .. } => {}
-        }
-    }
-}
-
-fn inert_element_to_tokens(
-    node: &Node<impl CustomNode>,
-    global_class: Option<&TokenTree>,
-) -> Option<TokenStream> {
-    let mut html = InertElementBuilder::new(global_class);
-    let mut nodes = VecDeque::from([Item::Node(node)]);
-
-    while let Some(current) = nodes.pop_front() {
-        match current {
-            Item::ClosingTag(tag) => {
-                // closing tag
-                html.push_str("</");
-                html.push_str(&tag);
-                html.push('>');
-            }
-            Item::Node(current) => {
-                match current {
-                    Node::RawText(raw) => {
-                        let text = raw.to_string_best();
-                        html.push_str(&text);
-                    }
-                    Node::Text(text) => {
-                        let text = text.value_string();
-                        html.push_str(&text);
-                    }
-                    Node::Element(node) => {
-                        let self_closing = is_self_closing(node);
-                        let el_name = node.name().to_string();
-
-                        // opening tag
-                        html.push('<');
-                        html.push_str(&el_name);
-
-                        for attr in node.attributes() {
-                            if let NodeAttribute::Attribute(attr) = attr {
-                                let attr_name = attr.key.to_string();
-                                if attr_name != "class" {
-                                    html.push(' ');
-                                    html.push_str(&attr_name);
-                                }
-
-                                if let Some(value) =
-                                    attr.possible_value.to_value()
-                                {
-                                    if let KVAttributeValue::Expr(Expr::Lit(
-                                        lit,
-                                    )) = &value.value
-                                    {
-                                        if let Lit::Str(txt) = &lit.lit {
-                                            if attr_name == "class" {
-                                                html.push_class(&txt.value());
-                                            } else {
-                                                html.push_str("=\"");
-                                                html.push_str(&txt.value());
-                                                html.push('"');
-                                            }
-                                        }
-                                    }
-                                };
-                            }
-                        }
-
-                        html.push('>');
-
-                        // render all children
-                        if !self_closing {
-                            nodes.push_front(Item::ClosingTag(el_name));
-                            let children = node.children.iter().rev();
-                            for child in children {
-                                nodes.push_front(Item::Node(child));
-                            }
-                        }
-                    }
-                    _ => {}
-                }
-            }
-        }
-    }
-
-    html.finish();
-
-    Some(quote! {
-        ::leptos::tachys::html::InertElement::new(#html)
-    })
-}
-
 fn element_children_to_tokens(
-    nodes: &mut [Node<impl CustomNode>],
+    nodes: &[Node<impl CustomNode>],
     parent_type: TagType,
     parent_slots: Option<&mut HashMap<String, Vec<TokenStream>>>,
     global_class: Option<&TokenTree>,
     view_marker: Option<&str>,
-    disable_inert_html: bool,
 ) -> Option<TokenStream> {
     let children = children_to_tokens(
         nodes,
@@ -383,8 +101,6 @@ fn element_children_to_tokens(
         parent_slots,
         global_class,
         view_marker,
-        false,
-        disable_inert_html,
     );
     if children.is_empty() {
         None
@@ -421,12 +137,11 @@ fn element_children_to_tokens(
 }
 
 fn fragment_to_tokens(
-    nodes: &mut [Node<impl CustomNode>],
+    nodes: &[Node<impl CustomNode>],
     parent_type: TagType,
     parent_slots: Option<&mut HashMap<String, Vec<TokenStream>>>,
     global_class: Option<&TokenTree>,
     view_marker: Option<&str>,
-    disable_inert_html: bool,
 ) -> Option<TokenStream> {
     let children = children_to_tokens(
         nodes,
@@ -434,8 +149,6 @@ fn fragment_to_tokens(
         parent_slots,
         global_class,
         view_marker,
-        true,
-        disable_inert_html,
     );
     if children.is_empty() {
         None
@@ -462,23 +175,19 @@ fn fragment_to_tokens(
 }
 
 fn children_to_tokens(
-    nodes: &mut [Node<impl CustomNode>],
+    nodes: &[Node<impl CustomNode>],
     parent_type: TagType,
     parent_slots: Option<&mut HashMap<String, Vec<TokenStream>>>,
     global_class: Option<&TokenTree>,
     view_marker: Option<&str>,
-    top_level: bool,
-    disable_inert_html: bool,
 ) -> Vec<TokenStream> {
     if nodes.len() == 1 {
         match node_to_tokens(
-            &mut nodes[0],
+            &nodes[0],
             parent_type,
             parent_slots,
             global_class,
             view_marker,
-            top_level,
-            disable_inert_html,
         ) {
             Some(tokens) => vec![tokens],
             None => vec![],
@@ -486,7 +195,7 @@ fn children_to_tokens(
     } else {
         let mut slots = HashMap::new();
         let nodes = nodes
-            .iter_mut()
+            .iter()
             .filter_map(|node| {
                 node_to_tokens(
                     node,
@@ -494,8 +203,6 @@ fn children_to_tokens(
                     Some(&mut slots),
                     global_class,
                     view_marker,
-                    top_level,
-                    disable_inert_html,
                 )
             })
             .collect();
@@ -512,16 +219,12 @@ fn children_to_tokens(
 }
 
 fn node_to_tokens(
-    node: &mut Node<impl CustomNode>,
+    node: &Node<impl CustomNode>,
     parent_type: TagType,
     parent_slots: Option<&mut HashMap<String, Vec<TokenStream>>>,
     global_class: Option<&TokenTree>,
     view_marker: Option<&str>,
-    top_level: bool,
-    disable_inert_html: bool,
 ) -> Option<TokenStream> {
-    let is_inert = !disable_inert_html && is_inert_element(node);
-
     match node {
         Node::Comment(_) => None,
         Node::Doctype(node) => {
@@ -529,12 +232,11 @@ fn node_to_tokens(
             Some(quote! { ::leptos::tachys::html::doctype(#value) })
         }
         Node::Fragment(fragment) => fragment_to_tokens(
-            &mut fragment.children,
+            &fragment.children,
             parent_type,
             parent_slots,
             global_class,
             view_marker,
-            disable_inert_html,
         ),
         Node::Block(block) => Some(quote! { #block }),
         Node::Text(text) => Some(text_to_tokens(&text.value)),
@@ -543,20 +245,13 @@ fn node_to_tokens(
             let text = syn::LitStr::new(&text, raw.span());
             Some(text_to_tokens(&text))
         }
-        Node::Element(el_node) => {
-            if !top_level && is_inert {
-                inert_element_to_tokens(node, global_class)
-            } else {
-                element_to_tokens(
-                    el_node,
-                    parent_type,
-                    parent_slots,
-                    global_class,
-                    view_marker,
-                    disable_inert_html,
-                )
-            }
-        }
+        Node::Element(node) => element_to_tokens(
+            node,
+            parent_type,
+            parent_slots,
+            global_class,
+            view_marker,
+        ),
         Node::Custom(node) => Some(node.to_token_stream()),
     }
 }
@@ -575,57 +270,12 @@ fn text_to_tokens(text: &LitStr) -> TokenStream {
 }
 
 pub(crate) fn element_to_tokens(
-    node: &mut NodeElement<impl CustomNode>,
+    node: &NodeElement<impl CustomNode>,
     mut parent_type: TagType,
     parent_slots: Option<&mut HashMap<String, Vec<TokenStream>>>,
     global_class: Option<&TokenTree>,
     view_marker: Option<&str>,
-    disable_inert_html: bool,
 ) -> Option<TokenStream> {
-    // attribute sorting:
-    //
-    // the `class` and `style` attributes overwrite individual `class:` and `style:` attributes
-    // when they are set. as a result, we're going to sort the attributes so that `class` and
-    // `style` always come before all other attributes.
-
-    // if there's a spread marker, we don't want to move `class` or `style` before it
-    // so let's only sort attributes that come *before* a spread marker
-    let spread_position = node
-        .attributes()
-        .iter()
-        .position(|n| match n {
-            NodeAttribute::Block(node) => as_spread_attr(node).is_some(),
-            _ => false,
-        })
-        .unwrap_or_else(|| node.attributes().len());
-
-    // now, sort the attributes
-    node.attributes_mut()[0..spread_position].sort_by(|a, b| {
-        let key_a = match a {
-            NodeAttribute::Attribute(attr) => match &attr.key {
-                NodeName::Path(attr) => {
-                    attr.path.segments.first().map(|n| n.ident.to_string())
-                }
-                _ => None,
-            },
-            _ => None,
-        };
-        let key_b = match b {
-            NodeAttribute::Attribute(attr) => match &attr.key {
-                NodeName::Path(attr) => {
-                    attr.path.segments.first().map(|n| n.ident.to_string())
-                }
-                _ => None,
-            },
-            _ => None,
-        };
-        match (key_a.as_deref(), key_b.as_deref()) {
-            (Some("class"), _) | (Some("style"), _) => Ordering::Less,
-            (_, Some("class")) | (_, Some("style")) => Ordering::Greater,
-            _ => Ordering::Equal,
-        }
-    });
-
     // check for duplicate attribute names and emit an error for all subsequent ones
     let mut names = HashSet::new();
     for attr in node.attributes() {
@@ -649,17 +299,10 @@ pub(crate) fn element_to_tokens(
     let name = node.name();
     if is_component_node(node) {
         if let Some(slot) = get_slot(node) {
-            let slot = slot.clone();
-            slot_to_tokens(
-                node,
-                &slot,
-                parent_slots,
-                global_class,
-                disable_inert_html,
-            );
+            slot_to_tokens(node, slot, parent_slots, global_class);
             None
         } else {
-            Some(component_to_tokens(node, global_class, disable_inert_html))
+            Some(component_to_tokens(node, global_class))
         }
     } else if is_spread_marker(node) {
         let mut attributes = Vec::new();
@@ -771,12 +414,11 @@ pub(crate) fn element_to_tokens(
         let self_closing = is_self_closing(node);
         let children = if !self_closing {
             element_children_to_tokens(
-                &mut node.children,
+                &node.children,
                 parent_type,
                 parent_slots,
                 global_class,
                 view_marker,
-                disable_inert_html,
             )
         } else {
             if !node.children.is_empty() {
@@ -821,25 +463,6 @@ fn is_spread_marker(node: &NodeElement<impl CustomNode>) -> bool {
     }
 }
 
-fn as_spread_attr(node: &NodeBlock) -> Option<Option<&Expr>> {
-    if let NodeBlock::ValidBlock(block) = node {
-        match block.stmts.first() {
-            Some(Stmt::Expr(
-                Expr::Range(ExprRange {
-                    start: None,
-                    limits: RangeLimits::HalfOpen(_),
-                    end,
-                    ..
-                }),
-                _,
-            )) => Some(end.as_deref()),
-            _ => None,
-        }
-    } else {
-        None
-    }
-}
-
 fn attribute_to_tokens(
     tag_type: TagType,
     node: &NodeAttribute,
@@ -847,18 +470,29 @@ fn attribute_to_tokens(
     is_custom: bool,
 ) -> TokenStream {
     match node {
-        NodeAttribute::Block(node) => as_spread_attr(node)
-            .flatten()
-            .map(|end| {
-                quote! {
-                    .add_any_attr(#end)
+        NodeAttribute::Block(node) => {
+            let dotted = if let NodeBlock::ValidBlock(block) = node {
+                match block.stmts.first() {
+                    Some(Stmt::Expr(
+                        Expr::Range(ExprRange {
+                            start: None,
+                            limits: RangeLimits::HalfOpen(_),
+                            end: Some(end),
+                            ..
+                        }),
+                        _,
+                    )) => Some(quote! { .add_any_attr(#end) }),
+                    _ => None,
                 }
-            })
-            .unwrap_or_else(|| {
+            } else {
+                None
+            };
+            dotted.unwrap_or_else(|| {
                 quote! {
                     .add_any_attr(#[allow(unused_braces)] { #node })
                 }
-            }),
+            })
+        }
         NodeAttribute::Attribute(node) => {
             let name = node.key.to_string();
             if name == "node_ref" {

leptos_macro/src/view/slot_helper.rs

@@ -7,11 +7,10 @@ use std::collections::HashMap;
 use syn::spanned::Spanned;
 
 pub(crate) fn slot_to_tokens(
-    node: &mut NodeElement<impl CustomNode>,
+    node: &NodeElement<impl CustomNode>,
     slot: &KeyedAttribute,
     parent_slots: Option<&mut HashMap<String, Vec<TokenStream>>>,
     global_class: Option<&TokenTree>,
-    disable_inert_html: bool,
 ) {
     let name = slot.key.to_string();
     let name = name.trim();
@@ -31,25 +30,20 @@ pub(crate) fn slot_to_tokens(
         return;
     };
 
-    let attrs = node
-        .attributes()
-        .iter()
-        .filter_map(|node| {
-            if let NodeAttribute::Attribute(node) = node {
-                if is_slot(node) {
-                    None
-                } else {
-                    Some(node)
-                }
-            } else {
+    let attrs = node.attributes().iter().filter_map(|node| {
+        if let NodeAttribute::Attribute(node) = node {
+            if is_slot(node) {
                 None
+            } else {
+                Some(node)
             }
-        })
-        .cloned()
-        .collect::<Vec<_>>();
+        } else {
+            None
+        }
+    });
 
     let props = attrs
-        .iter()
+        .clone()
         .filter(|attr| {
             !attr.key.to_string().starts_with("let:")
                 && !attr.key.to_string().starts_with("clone:")
@@ -71,7 +65,7 @@ pub(crate) fn slot_to_tokens(
         });
 
     let items_to_bind = attrs
-        .iter()
+        .clone()
         .filter_map(|attr| {
             attr.key
                 .to_string()
@@ -81,7 +75,7 @@ pub(crate) fn slot_to_tokens(
         .collect::<Vec<_>>();
 
     let items_to_clone = attrs
-        .iter()
+        .clone()
         .filter_map(|attr| {
             attr.key
                 .to_string()
@@ -91,7 +85,6 @@ pub(crate) fn slot_to_tokens(
         .collect::<Vec<_>>();
 
     let dyn_attrs = attrs
-        .iter()
         .filter(|attr| attr.key.to_string().starts_with("attr:"))
         .filter_map(|attr| {
             let name = &attr.key.to_string();
@@ -114,12 +107,11 @@ pub(crate) fn slot_to_tokens(
         quote! {}
     } else {
         let children = fragment_to_tokens(
-            &mut node.children,
+            &node.children,
             TagType::Unknown,
             Some(&mut slots),
             global_class,
             None,
-            disable_inert_html,
         );
 
         // TODO view markers for hot-reloading

leptos_server/src/lib.rs

@@ -188,18 +188,20 @@ mod view_implementations {
         html::attribute::Attribute,
         hydration::Cursor,
         reactive_graph::{RenderEffectState, Suspend, SuspendState},
+        renderer::Renderer,
         ssr::StreamBuilder,
         view::{
             add_attr::AddAnyAttr, Position, PositionState, Render, RenderHtml,
         },
     };
 
-    impl<T, Ser> Render for Resource<T, Ser>
+    impl<T, R, Ser> Render<R> for Resource<T, Ser>
     where
-        T: Render + Send + Sync + Clone,
+        T: Render<R> + Send + Sync + Clone,
         Ser: Send + 'static,
+        R: Renderer,
     {
-        type State = RenderEffectState<SuspendState<T>>;
+        type State = RenderEffectState<SuspendState<T, R>>;
 
         fn build(self) -> Self::State {
             (move || Suspend::new(async move { self.await })).build()
@@ -210,18 +212,19 @@ mod view_implementations {
         }
     }
 
-    impl<T, Ser> AddAnyAttr for Resource<T, Ser>
+    impl<T, R, Ser> AddAnyAttr<R> for Resource<T, Ser>
     where
-        T: RenderHtml + Send + Sync + Clone,
+        T: RenderHtml<R> + Send + Sync + Clone,
         Ser: Send + 'static,
+        R: Renderer,
     {
-        type Output<SomeNewAttr: Attribute> = Box<
+        type Output<SomeNewAttr: Attribute<R>> = Box<
             dyn FnMut() -> Suspend<
                     Pin<
                         Box<
                             dyn Future<
-                                    Output = <T as AddAnyAttr>::Output<
-                                        <SomeNewAttr::CloneableOwned as Attribute>::CloneableOwned,
+                                    Output = <T as AddAnyAttr<R>>::Output<
+                                        <SomeNewAttr::CloneableOwned as Attribute<R>>::CloneableOwned,
                                     >,
                                 > + Send,
                         >,
@@ -229,21 +232,22 @@ mod view_implementations {
                 > + Send,
         >;
 
-        fn add_any_attr<NewAttr: Attribute>(
+        fn add_any_attr<NewAttr: Attribute<R>>(
             self,
             attr: NewAttr,
         ) -> Self::Output<NewAttr>
         where
-            Self::Output<NewAttr>: RenderHtml,
+            Self::Output<NewAttr>: RenderHtml<R>,
         {
             (move || Suspend::new(async move { self.await })).add_any_attr(attr)
         }
     }
 
-    impl<T, Ser> RenderHtml for Resource<T, Ser>
+    impl<T, R, Ser> RenderHtml<R> for Resource<T, Ser>
     where
-        T: RenderHtml + Send + Sync + Clone,
+        T: RenderHtml<R> + Send + Sync + Clone,
         Ser: Send + 'static,
+        R: Renderer,
     {
         type AsyncOutput = Option<T>;
 
@@ -292,7 +296,7 @@ mod view_implementations {
 
         fn hydrate<const FROM_SERVER: bool>(
             self,
-            cursor: &Cursor,
+            cursor: &Cursor<R>,
             position: &PositionState,
         ) -> Self::State {
             (move || Suspend::new(async move { self.await }))

leptos_server/src/local_resource.rs

@@ -9,7 +9,7 @@ use reactive_graph::{
     },
     owner::use_context,
     signal::guards::{AsyncPlain, ReadGuard},
-    traits::{DefinedAt, IsDisposed, ReadUntracked},
+    traits::{DefinedAt, ReadUntracked},
 };
 use send_wrapper::SendWrapper;
 use std::{
@@ -121,13 +121,6 @@ where
     }
 }
 
-impl<T: 'static> IsDisposed for ArcLocalResource<T> {
-    #[inline(always)]
-    fn is_disposed(&self) -> bool {
-        false
-    }
-}
-
 impl<T: 'static> ToAnySource for ArcLocalResource<T> {
     fn to_any_source(&self) -> AnySource {
         self.data.to_any_source()
@@ -299,12 +292,6 @@ where
     }
 }
 
-impl<T: 'static> IsDisposed for LocalResource<T> {
-    fn is_disposed(&self) -> bool {
-        self.data.is_disposed()
-    }
-}
-
 impl<T: 'static> ToAnySource for LocalResource<T>
 where
     T: Send + Sync + 'static,

leptos_server/src/resource.rs

@@ -24,65 +24,12 @@ use reactive_graph::{
     prelude::*,
     signal::{ArcRwSignal, RwSignal},
 };
-use std::{
-    future::{pending, IntoFuture},
-    ops::Deref,
-    panic::Location,
-    sync::atomic::{AtomicBool, Ordering},
-};
-
-static IS_SUPPRESSING_RESOURCE_LOAD: AtomicBool = AtomicBool::new(false);
-
-pub struct SuppressResourceLoad;
-
-impl SuppressResourceLoad {
-    pub fn new() -> Self {
-        IS_SUPPRESSING_RESOURCE_LOAD.store(true, Ordering::Relaxed);
-        Self
-    }
-}
-
-impl Default for SuppressResourceLoad {
-    fn default() -> Self {
-        Self::new()
-    }
-}
-
-impl Drop for SuppressResourceLoad {
-    fn drop(&mut self) {
-        IS_SUPPRESSING_RESOURCE_LOAD.store(false, Ordering::Relaxed);
-    }
-}
+use std::{future::IntoFuture, ops::Deref};
 
 pub struct ArcResource<T, Ser = JsonSerdeCodec> {
     ser: PhantomData<Ser>,
     refetch: ArcRwSignal<usize>,
     data: ArcAsyncDerived<T>,
-    #[cfg(debug_assertions)]
-    defined_at: &'static Location<'static>,
-}
-
-impl<T, Ser> Debug for ArcResource<T, Ser> {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        let mut d = f.debug_struct("ArcResource");
-        d.field("ser", &self.ser).field("data", &self.data);
-        #[cfg(debug_assertions)]
-        d.field("defined_at", self.defined_at);
-        d.finish_non_exhaustive()
-    }
-}
-
-impl<T, Ser> DefinedAt for ArcResource<T, Ser> {
-    fn defined_at(&self) -> Option<&'static Location<'static>> {
-        #[cfg(debug_assertions)]
-        {
-            Some(self.defined_at)
-        }
-        #[cfg(not(debug_assertions))]
-        {
-            None
-        }
-    }
 }
 
 impl<T, Ser> Clone for ArcResource<T, Ser> {
@@ -91,8 +38,6 @@ impl<T, Ser> Clone for ArcResource<T, Ser> {
             ser: self.ser,
             refetch: self.refetch.clone(),
             data: self.data.clone(),
-            #[cfg(debug_assertions)]
-            defined_at: self.defined_at,
         }
     }
 }
@@ -136,22 +81,13 @@ where
         let is_ready = initial.is_some();
 
         let refetch = ArcRwSignal::new(0);
-        let source = ArcMemo::new({
-            let refetch = refetch.clone();
-            move |_| (refetch.get(), source())
-        });
+        let source = ArcMemo::new(move |_| source());
         let fun = {
             let source = source.clone();
+            let refetch = refetch.clone();
             move || {
-                let (_, source) = source.get();
-                let fut = fetcher(source);
-                async move {
-                    if IS_SUPPRESSING_RESOURCE_LOAD.load(Ordering::Relaxed) {
-                        pending().await
-                    } else {
-                        fut.await
-                    }
-                }
+                refetch.track();
+                fetcher(source.get())
             }
         };
 
@@ -193,8 +129,6 @@ where
             ser: PhantomData,
             data,
             refetch,
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
         }
     }
 
@@ -512,37 +446,6 @@ where
     ser: PhantomData<Ser>,
     data: AsyncDerived<T>,
     refetch: RwSignal<usize>,
-    #[cfg(debug_assertions)]
-    defined_at: &'static Location<'static>,
-}
-
-impl<T, Ser> Debug for Resource<T, Ser>
-where
-    T: Send + Sync + 'static,
-{
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        let mut d = f.debug_struct("ArcResource");
-        d.field("ser", &self.ser).field("data", &self.data);
-        #[cfg(debug_assertions)]
-        d.field("defined_at", self.defined_at);
-        d.finish_non_exhaustive()
-    }
-}
-
-impl<T, Ser> DefinedAt for Resource<T, Ser>
-where
-    T: Send + Sync + 'static,
-{
-    fn defined_at(&self) -> Option<&'static Location<'static>> {
-        #[cfg(debug_assertions)]
-        {
-            Some(self.defined_at)
-        }
-        #[cfg(not(debug_assertions))]
-        {
-            None
-        }
-    }
 }
 
 impl<T: Send + Sync + 'static, Ser> Copy for Resource<T, Ser> {}
@@ -798,8 +701,6 @@ where
             ser: PhantomData,
             data: data.into(),
             refetch: refetch.into(),
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
         }
     }
 

meta/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "leptos_meta"
-version = "0.7.0-beta6"
+version = "0.7.0-beta4"
 authors = ["Greg Johnston"]
 license = "MIT"
 repository = "https://github.com/leptos-rs/leptos"

meta/src/body.rs

@@ -7,6 +7,7 @@ use leptos::{
         dom::document,
         html::attribute::Attribute,
         hydration::Cursor,
+        renderer::{dom::Dom, Renderer},
         view::{
             add_attr::AddAnyAttr, Mountable, Position, PositionState, Render,
             RenderHtml,
@@ -28,7 +29,7 @@ use leptos::{
 /// #[component]
 /// fn MyApp() -> impl IntoView {
 ///     provide_meta_context();
-///     let (prefers_dark, set_prefers_dark) = signal(false);
+///     let (prefers_dark, set_prefers_dark) = create_signal(false);
 ///     let body_class = move || {
 ///         if prefers_dark.get() {
 ///             "dark".to_string()
@@ -55,14 +56,14 @@ struct BodyView<At> {
 
 struct BodyViewState<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     attributes: At::State,
 }
 
-impl<At> Render for BodyView<At>
+impl<At> Render<Dom> for BodyView<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     type State = BodyViewState<At>;
 
@@ -78,19 +79,19 @@ where
     }
 }
 
-impl<At> AddAnyAttr for BodyView<At>
+impl<At> AddAnyAttr<Dom> for BodyView<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
-    type Output<SomeNewAttr: Attribute> =
-        BodyView<<At as NextAttribute>::Output<SomeNewAttr>>;
+    type Output<SomeNewAttr: Attribute<Dom>> =
+        BodyView<<At as NextAttribute<Dom>>::Output<SomeNewAttr>>;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Dom>>(
         self,
         attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Dom>,
     {
         BodyView {
             attributes: self.attributes.add_any_attr(attr),
@@ -98,9 +99,9 @@ where
     }
 }
 
-impl<At> RenderHtml for BodyView<At>
+impl<At> RenderHtml<Dom> for BodyView<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     type AsyncOutput = BodyView<At::AsyncOutput>;
 
@@ -134,7 +135,7 @@ where
 
     fn hydrate<const FROM_SERVER: bool>(
         self,
-        _cursor: &Cursor,
+        _cursor: &Cursor<Dom>,
         _position: &PositionState,
     ) -> Self::State {
         let el = document().body().expect("there to be a <body> element");
@@ -144,20 +145,20 @@ where
     }
 }
 
-impl<At> Mountable for BodyViewState<At>
+impl<At> Mountable<Dom> for BodyViewState<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     fn unmount(&mut self) {}
 
     fn mount(
         &mut self,
-        _parent: &leptos::tachys::renderer::types::Element,
-        _marker: Option<&leptos::tachys::renderer::types::Node>,
+        _parent: &<Dom as Renderer>::Element,
+        _marker: Option<&<Dom as Renderer>::Node>,
     ) {
     }
 
-    fn insert_before_this(&self, _child: &mut dyn Mountable) -> bool {
+    fn insert_before_this(&self, _child: &mut dyn Mountable<Dom>) -> bool {
         false
     }
 }

meta/src/html.rs

@@ -7,6 +7,7 @@ use leptos::{
         dom::document,
         html::attribute::Attribute,
         hydration::Cursor,
+        renderer::{dom::Dom, Renderer},
         view::{
             add_attr::AddAnyAttr, Mountable, Position, PositionState, Render,
             RenderHtml,
@@ -52,14 +53,14 @@ struct HtmlView<At> {
 
 struct HtmlViewState<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     attributes: At::State,
 }
 
-impl<At> Render for HtmlView<At>
+impl<At> Render<Dom> for HtmlView<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     type State = HtmlViewState<At>;
 
@@ -78,19 +79,19 @@ where
     }
 }
 
-impl<At> AddAnyAttr for HtmlView<At>
+impl<At> AddAnyAttr<Dom> for HtmlView<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
-    type Output<SomeNewAttr: Attribute> =
-        HtmlView<<At as NextAttribute>::Output<SomeNewAttr>>;
+    type Output<SomeNewAttr: Attribute<Dom>> =
+        HtmlView<<At as NextAttribute<Dom>>::Output<SomeNewAttr>>;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Dom>>(
         self,
         attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Dom>,
     {
         HtmlView {
             attributes: self.attributes.add_any_attr(attr),
@@ -98,9 +99,9 @@ where
     }
 }
 
-impl<At> RenderHtml for HtmlView<At>
+impl<At> RenderHtml<Dom> for HtmlView<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     type AsyncOutput = HtmlView<At::AsyncOutput>;
 
@@ -134,7 +135,7 @@ where
 
     fn hydrate<const FROM_SERVER: bool>(
         self,
-        _cursor: &Cursor,
+        _cursor: &Cursor<Dom>,
         _position: &PositionState,
     ) -> Self::State {
         let el = document()
@@ -147,22 +148,22 @@ where
     }
 }
 
-impl<At> Mountable for HtmlViewState<At>
+impl<At> Mountable<Dom> for HtmlViewState<At>
 where
-    At: Attribute,
+    At: Attribute<Dom>,
 {
     fn unmount(&mut self) {}
 
     fn mount(
         &mut self,
-        _parent: &leptos::tachys::renderer::types::Element,
-        _marker: Option<&leptos::tachys::renderer::types::Node>,
+        _parent: &<Dom as Renderer>::Element,
+        _marker: Option<&<Dom as Renderer>::Node>,
     ) {
         // <Html> only sets attributes
         // the <html> tag doesn't need to be mounted anywhere, of course
     }
 
-    fn insert_before_this(&self, _child: &mut dyn Mountable) -> bool {
+    fn insert_before_this(&self, _child: &mut dyn Mountable<Dom>) -> bool {
         false
     }
 }

meta/src/lib.rs

@@ -57,9 +57,10 @@ use leptos::{
         dom::document,
         html::{
             attribute::Attribute,
-            element::{ElementType, HtmlElement},
+            element::{CreateElement, ElementType, HtmlElement},
         },
         hydration::Cursor,
+        renderer::{dom::Dom, Renderer},
         view::{
             add_attr::AddAnyAttr, Mountable, Position, PositionState, Render,
             RenderHtml,
@@ -105,7 +106,7 @@ pub struct MetaContext {
     /// Metadata associated with the `<title>` element.
     pub(crate) title: TitleContext,
     /// The hydration cursor for the location in the `<head>` for arbitrary tags will be rendered.
-    pub(crate) cursor: Arc<Lazy<SendWrapper<Cursor>>>,
+    pub(crate) cursor: Arc<Lazy<SendWrapper<Cursor<Dom>>>>,
 }
 
 impl MetaContext {
@@ -122,7 +123,7 @@ const COMMENT_NODE: u16 = 8;
 
 impl Default for MetaContext {
     fn default() -> Self {
-        let build_cursor: fn() -> SendWrapper<Cursor> = || {
+        let build_cursor: fn() -> SendWrapper<Cursor<Dom>> = || {
             let head = document().head().expect("missing <head> element");
             let mut cursor = None;
             let mut child = head.first_child();
@@ -322,10 +323,10 @@ pub fn use_head() -> MetaContext {
 }
 
 pub(crate) fn register<E, At, Ch>(
-    el: HtmlElement<E, At, Ch>,
+    el: HtmlElement<E, At, Ch, Dom>,
 ) -> RegisteredMetaTag<E, At, Ch>
 where
-    HtmlElement<E, At, Ch>: RenderHtml,
+    HtmlElement<E, At, Ch, Dom>: RenderHtml<Dom>,
 {
     #[allow(unused_mut)] // used for `ssr`
     let mut el = Some(el);
@@ -357,19 +358,19 @@ where
 struct RegisteredMetaTag<E, At, Ch> {
     // this is `None` if we've already taken it out to render to HTML on the server
     // we don't render it in place in RenderHtml, so it's fine
-    el: Option<HtmlElement<E, At, Ch>>,
+    el: Option<HtmlElement<E, At, Ch, Dom>>,
 }
 
 struct RegisteredMetaTagState<E, At, Ch>
 where
-    HtmlElement<E, At, Ch>: Render,
+    HtmlElement<E, At, Ch, Dom>: Render<Dom>,
 {
-    state: <HtmlElement<E, At, Ch> as Render>::State,
+    state: <HtmlElement<E, At, Ch, Dom> as Render<Dom>>::State,
 }
 
 impl<E, At, Ch> Drop for RegisteredMetaTagState<E, At, Ch>
 where
-    HtmlElement<E, At, Ch>: Render,
+    HtmlElement<E, At, Ch, Dom>: Render<Dom>,
 {
     fn drop(&mut self) {
         self.state.unmount();
@@ -386,11 +387,11 @@ fn document_head() -> HtmlHeadElement {
     })
 }
 
-impl<E, At, Ch> Render for RegisteredMetaTag<E, At, Ch>
+impl<E, At, Ch> Render<Dom> for RegisteredMetaTag<E, At, Ch>
 where
-    E: ElementType,
-    At: Attribute,
-    Ch: Render,
+    E: ElementType + CreateElement<Dom>,
+    At: Attribute<Dom>,
+    Ch: Render<Dom>,
 {
     type State = RegisteredMetaTagState<E, At, Ch>;
 
@@ -404,21 +405,24 @@ where
     }
 }
 
-impl<E, At, Ch> AddAnyAttr for RegisteredMetaTag<E, At, Ch>
+impl<E, At, Ch> AddAnyAttr<Dom> for RegisteredMetaTag<E, At, Ch>
 where
-    E: ElementType + Send,
-    At: Attribute + Send,
-    Ch: RenderHtml + Send,
+    E: ElementType + CreateElement<Dom> + Send,
+    At: Attribute<Dom> + Send,
+    Ch: RenderHtml<Dom> + Send,
 {
-    type Output<SomeNewAttr: Attribute> =
-        RegisteredMetaTag<E, <At as NextAttribute>::Output<SomeNewAttr>, Ch>;
+    type Output<SomeNewAttr: Attribute<Dom>> = RegisteredMetaTag<
+        E,
+        <At as NextAttribute<Dom>>::Output<SomeNewAttr>,
+        Ch,
+    >;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Dom>>(
         self,
         attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Dom>,
     {
         RegisteredMetaTag {
             el: self.el.map(|inner| inner.add_any_attr(attr)),
@@ -426,11 +430,11 @@ where
     }
 }
 
-impl<E, At, Ch> RenderHtml for RegisteredMetaTag<E, At, Ch>
+impl<E, At, Ch> RenderHtml<Dom> for RegisteredMetaTag<E, At, Ch>
 where
-    E: ElementType,
-    At: Attribute,
-    Ch: RenderHtml + Send,
+    E: ElementType + CreateElement<Dom>,
+    At: Attribute<Dom>,
+    Ch: RenderHtml<Dom> + Send,
 {
     type AsyncOutput = Self;
 
@@ -457,7 +461,7 @@ where
 
     fn hydrate<const FROM_SERVER: bool>(
         self,
-        _cursor: &Cursor,
+        _cursor: &Cursor<Dom>,
         _position: &PositionState,
     ) -> Self::State {
         let cursor = use_context::<MetaContext>()
@@ -467,18 +471,18 @@ where
             )
             .cursor;
         let state = self.el.unwrap().hydrate::<FROM_SERVER>(
-            &cursor,
+            &*cursor,
             &PositionState::new(Position::NextChild),
         );
         RegisteredMetaTagState { state }
     }
 }
 
-impl<E, At, Ch> Mountable for RegisteredMetaTagState<E, At, Ch>
+impl<E, At, Ch> Mountable<Dom> for RegisteredMetaTagState<E, At, Ch>
 where
-    E: ElementType,
-    At: Attribute,
-    Ch: Render,
+    E: ElementType + CreateElement<Dom>,
+    At: Attribute<Dom>,
+    Ch: Render<Dom>,
 {
     fn unmount(&mut self) {
         self.state.unmount();
@@ -486,8 +490,8 @@ where
 
     fn mount(
         &mut self,
-        _parent: &leptos::tachys::renderer::types::Element,
-        _marker: Option<&leptos::tachys::renderer::types::Node>,
+        _parent: &<Dom as Renderer>::Element,
+        _marker: Option<&<Dom as Renderer>::Node>,
     ) {
         // we always mount this to the <head>, which is the whole point
         // but this shouldn't warn about the parent being a regular element or being unused
@@ -496,7 +500,7 @@ where
         self.state.mount(&document_head(), None);
     }
 
-    fn insert_before_this(&self, _child: &mut dyn Mountable) -> bool {
+    fn insert_before_this(&self, _child: &mut dyn Mountable<Dom>) -> bool {
         // Registered meta tags will be mounted in the <head>, but *seem* to be mounted somewhere
         // else in the DOM. We should never tell the renderer that we have successfully mounted
         // something before this, because if e.g., a <Meta/> is the first item in an Either, then
@@ -521,7 +525,7 @@ struct MetaTagsView;
 // rendering HTML for all the tags that will be injected into the `<head>`
 //
 // client-side rendering is handled by the individual components
-impl Render for MetaTagsView {
+impl Render<Dom> for MetaTagsView {
     type State = ();
 
     fn build(self) -> Self::State {}
@@ -529,21 +533,21 @@ impl Render for MetaTagsView {
     fn rebuild(self, _state: &mut Self::State) {}
 }
 
-impl AddAnyAttr for MetaTagsView {
-    type Output<SomeNewAttr: Attribute> = MetaTagsView;
+impl AddAnyAttr<Dom> for MetaTagsView {
+    type Output<SomeNewAttr: Attribute<Dom>> = MetaTagsView;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Dom>>(
         self,
         _attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Dom>,
     {
         self
     }
 }
 
-impl RenderHtml for MetaTagsView {
+impl RenderHtml<Dom> for MetaTagsView {
     type AsyncOutput = Self;
 
     const MIN_LENGTH: usize = 0;
@@ -566,7 +570,7 @@ impl RenderHtml for MetaTagsView {
 
     fn hydrate<const FROM_SERVER: bool>(
         self,
-        _cursor: &Cursor,
+        _cursor: &Cursor<Dom>,
         _position: &PositionState,
     ) -> Self::State {
     }

meta/src/title.rs

@@ -10,6 +10,7 @@ use leptos::{
     tachys::{
         dom::document,
         hydration::Cursor,
+        renderer::{dom::Dom, Renderer},
         view::{
             add_attr::AddAnyAttr, Mountable, Position, PositionState, Render,
             RenderHtml,
@@ -186,7 +187,7 @@ struct TitleViewState {
     effect: RenderEffect<Oco<'static, str>>,
 }
 
-impl Render for TitleView {
+impl Render<Dom> for TitleView {
     type State = TitleViewState;
 
     fn build(mut self) -> Self::State {
@@ -218,21 +219,21 @@ impl Render for TitleView {
     }
 }
 
-impl AddAnyAttr for TitleView {
-    type Output<SomeNewAttr: Attribute> = TitleView;
+impl AddAnyAttr<Dom> for TitleView {
+    type Output<SomeNewAttr: Attribute<Dom>> = TitleView;
 
-    fn add_any_attr<NewAttr: Attribute>(
+    fn add_any_attr<NewAttr: Attribute<Dom>>(
         self,
         _attr: NewAttr,
     ) -> Self::Output<NewAttr>
     where
-        Self::Output<NewAttr>: RenderHtml,
+        Self::Output<NewAttr>: RenderHtml<Dom>,
     {
         self
     }
 }
 
-impl RenderHtml for TitleView {
+impl RenderHtml<Dom> for TitleView {
     type AsyncOutput = Self;
 
     const MIN_LENGTH: usize = 0;
@@ -256,7 +257,7 @@ impl RenderHtml for TitleView {
 
     fn hydrate<const FROM_SERVER: bool>(
         mut self,
-        _cursor: &Cursor,
+        _cursor: &Cursor<Dom>,
         _position: &PositionState,
     ) -> Self::State {
         let el = self.el();
@@ -284,19 +285,19 @@ impl RenderHtml for TitleView {
     }
 }
 
-impl Mountable for TitleViewState {
+impl Mountable<Dom> for TitleViewState {
     fn unmount(&mut self) {}
 
     fn mount(
         &mut self,
-        _parent: &leptos::tachys::renderer::types::Element,
-        _marker: Option<&leptos::tachys::renderer::types::Node>,
+        _parent: &<Dom as Renderer>::Element,
+        _marker: Option<&<Dom as Renderer>::Node>,
     ) {
         // <title> doesn't need to be mounted
         // TitleView::el() guarantees that there is a <title> in the <head>
     }
 
-    fn insert_before_this(&self, _child: &mut dyn Mountable) -> bool {
+    fn insert_before_this(&self, _child: &mut dyn Mountable<Dom>) -> bool {
         false
     }
 }

next_tuple/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "next_tuple"
-version = "0.1.0-beta6"
+version = "0.1.0-beta4"
 authors = ["Greg Johnston"]
 license = "MIT"
 readme = "../README.md"

reactive_graph/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "reactive_graph"
-version = "0.1.0-beta6"
+version = "0.1.0-beta4"
 authors = ["Greg Johnston"]
 license = "MIT"
 readme = "../README.md"

reactive_graph/src/actions/action.rs

@@ -1,7 +1,7 @@
 use crate::{
     computed::{ArcMemo, Memo},
     diagnostics::is_suppressing_resource_load,
-    owner::{ArenaItem, FromLocal, LocalStorage, Storage, SyncStorage},
+    owner::{FromLocal, LocalStorage, Storage, StoredValue, SyncStorage},
     signal::{ArcRwSignal, RwSignal},
     traits::{DefinedAt, Dispose, Get, GetUntracked, Update},
     unwrap_signal,
@@ -235,7 +235,7 @@ where
             self.input.try_update(|inp| *inp = Some(input));
 
             // Spawn the task
-            crate::spawn({
+            Executor::spawn({
                 let input = self.input.clone();
                 let version = self.version.clone();
                 let value = self.value.clone();
@@ -575,7 +575,7 @@ where
 /// let action3 = Action::new(|input: &(usize, String)| async { todo!() });
 /// ```
 pub struct Action<I, O, S = SyncStorage> {
-    inner: ArenaItem<ArcAction<I, O>, S>,
+    inner: StoredValue<ArcAction<I, O>, S>,
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
 }
@@ -639,7 +639,7 @@ where
         Fu: Future<Output = O> + Send + 'static,
     {
         Self {
-            inner: ArenaItem::new(ArcAction::new(action_fn)),
+            inner: StoredValue::new(ArcAction::new(action_fn)),
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
         }
@@ -664,7 +664,9 @@ where
         Fu: Future<Output = O> + Send + 'static,
     {
         Self {
-            inner: ArenaItem::new(ArcAction::new_with_value(value, action_fn)),
+            inner: StoredValue::new(ArcAction::new_with_value(
+                value, action_fn,
+            )),
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
         }
@@ -686,7 +688,7 @@ where
         Fu: Future<Output = O> + Send + 'static,
     {
         Self {
-            inner: ArenaItem::new_local(ArcAction::new_unsync(action_fn)),
+            inner: StoredValue::new_local(ArcAction::new_unsync(action_fn)),
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
         }
@@ -702,7 +704,7 @@ where
         Fu: Future<Output = O> + Send + 'static,
     {
         Self {
-            inner: ArenaItem::new_local(ArcAction::new_unsync_with_value(
+            inner: StoredValue::new_local(ArcAction::new_unsync_with_value(
                 value, action_fn,
             )),
             #[cfg(debug_assertions)]
@@ -906,9 +908,7 @@ where
     /// Calls the `async` function with a reference to the input type as its argument.
     #[track_caller]
     pub fn dispatch(&self, input: I) -> ActionAbortHandle {
-        self.inner
-            .try_with_value(|inner| inner.dispatch(input))
-            .unwrap_or_else(unwrap_signal!(self))
+        self.inner.with_value(|inner| inner.dispatch(input))
     }
 }
 
@@ -921,9 +921,7 @@ where
     /// Calls the `async` function with a reference to the input type as its argument.
     #[track_caller]
     pub fn dispatch_local(&self, input: I) -> ActionAbortHandle {
-        self.inner
-            .try_with_value(|inner| inner.dispatch_local(input))
-            .unwrap_or_else(unwrap_signal!(self))
+        self.inner.with_value(|inner| inner.dispatch_local(input))
     }
 }
 
@@ -944,7 +942,7 @@ where
         Fu: Future<Output = O> + 'static,
     {
         Self {
-            inner: ArenaItem::new_with_storage(ArcAction::new_unsync(
+            inner: StoredValue::new_with_storage(ArcAction::new_unsync(
                 action_fn,
             )),
             #[cfg(debug_assertions)]
@@ -963,7 +961,7 @@ where
         Fu: Future<Output = O> + 'static,
     {
         Self {
-            inner: ArenaItem::new_with_storage(
+            inner: StoredValue::new_with_storage(
                 ArcAction::new_unsync_with_value(value, action_fn),
             ),
             #[cfg(debug_assertions)]

reactive_graph/src/actions/multi_action.rs

@@ -1,10 +1,11 @@
 use crate::{
     diagnostics::is_suppressing_resource_load,
-    owner::{ArenaItem, FromLocal, LocalStorage, Storage, SyncStorage},
+    owner::{FromLocal, LocalStorage, Storage, StoredValue, SyncStorage},
     signal::{ArcReadSignal, ArcRwSignal, ReadSignal, RwSignal},
     traits::{DefinedAt, Dispose, GetUntracked, Set, Update},
     unwrap_signal,
 };
+use any_spawner::Executor;
 use std::{fmt::Debug, future::Future, panic::Location, pin::Pin, sync::Arc};
 
 /// An action that synchronizes multiple imperative `async` calls to the reactive system,
@@ -45,7 +46,7 @@ use std::{fmt::Debug, future::Future, panic::Location, pin::Pin, sync::Arc};
 /// # });
 /// ```
 pub struct MultiAction<I, O, S = SyncStorage> {
-    inner: ArenaItem<ArcMultiAction<I, O>, S>,
+    inner: StoredValue<ArcMultiAction<I, O>, S>,
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
 }
@@ -129,7 +130,9 @@ where
         Fut: Future<Output = O> + Send + 'static,
     {
         Self {
-            inner: ArenaItem::new_with_storage(ArcMultiAction::new(action_fn)),
+            inner: StoredValue::new_with_storage(ArcMultiAction::new(
+                action_fn,
+            )),
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
         }
@@ -187,7 +190,7 @@ where
     /// ```
     pub fn dispatch(&self, input: I) {
         if !is_suppressing_resource_load() {
-            self.inner.try_with_value(|inner| inner.dispatch(input));
+            self.inner.with_value(|inner| inner.dispatch(input));
         }
     }
 
@@ -230,8 +233,7 @@ where
     /// # });
     /// ```
     pub fn dispatch_sync(&self, value: O) {
-        self.inner
-            .try_with_value(|inner| inner.dispatch_sync(value));
+        self.inner.with_value(|inner| inner.dispatch_sync(value));
     }
 }
 
@@ -505,7 +507,7 @@ where
 
             let version = self.version.clone();
 
-            crate::spawn(async move {
+            Executor::spawn(async move {
                 let new_value = fut.await;
                 let canceled = submission.canceled.get_untracked();
                 if !canceled {

reactive_graph/src/computed.rs

@@ -163,10 +163,10 @@ where
 #[deprecated = "This function is being removed to conform to Rust idioms. \
                 Please use `Selector::new()` instead."]
 pub fn create_selector<T>(
-    source: impl Fn() -> T + Clone + Send + Sync + 'static,
+    source: impl Fn() -> T + Clone + 'static,
 ) -> Selector<T>
 where
-    T: PartialEq + Eq + Send + Sync + Clone + std::hash::Hash + 'static,
+    T: PartialEq + Eq + Clone + std::hash::Hash + 'static,
 {
     Selector::new(source)
 }
@@ -178,11 +178,11 @@ where
 #[deprecated = "This function is being removed to conform to Rust idioms. \
                 Please use `Selector::new_with_fn()` instead."]
 pub fn create_selector_with_fn<T>(
-    source: impl Fn() -> T + Clone + Send + Sync + 'static,
+    source: impl Fn() -> T + Clone + 'static,
     f: impl Fn(&T, &T) -> bool + Send + Sync + Clone + 'static,
 ) -> Selector<T>
 where
-    T: PartialEq + Eq + Send + Sync + Clone + std::hash::Hash + 'static,
+    T: PartialEq + Eq + Clone + std::hash::Hash + 'static,
 {
     Selector::new_with_fn(source, f)
 }

reactive_graph/src/computed/arc_memo.rs

@@ -9,7 +9,7 @@ use crate::{
         guards::{Mapped, Plain, ReadGuard},
         ArcReadSignal, ArcRwSignal,
     },
-    traits::{DefinedAt, Get, IsDisposed, ReadUntracked},
+    traits::{DefinedAt, Get, ReadUntracked},
 };
 use core::fmt::Debug;
 use or_poisoned::OrPoisoned;
@@ -260,16 +260,6 @@ where
     }
 }
 
-impl<T: 'static, S> IsDisposed for ArcMemo<T, S>
-where
-    S: Storage<T>,
-{
-    #[inline(always)]
-    fn is_disposed(&self) -> bool {
-        false
-    }
-}
-
 impl<T: 'static, S> ToAnySource for ArcMemo<T, S>
 where
     S: Storage<T>,

reactive_graph/src/computed/async_derived/arc_async_derived.rs

@@ -18,8 +18,7 @@ use crate::{
         ArcTrigger,
     },
     traits::{
-        DefinedAt, IsDisposed, Notify, ReadUntracked, Track, UntrackableGuard,
-        Writeable,
+        DefinedAt, Notify, ReadUntracked, Track, UntrackableGuard, Writeable,
     },
     transition::AsyncTransition,
 };
@@ -233,8 +232,7 @@ macro_rules! spawn_derived {
             sources: SourceSet::new(),
             subscribers: SubscriberSet::new(),
             state: AsyncDerivedState::Clean,
-            version: 0,
-            suspenses: Vec::new()
+            version: 0
         }));
         let value = Arc::new(AsyncRwLock::new($initial));
         let wakers = Arc::new(RwLock::new(Vec::new()));
@@ -346,21 +344,14 @@ macro_rules! spawn_derived {
                                     // generate and assign new value
                                     loading.store(true, Ordering::Relaxed);
 
-                                    let (this_version, suspense_ids) = {
+                                    let this_version = {
                                         let mut guard = inner.write().or_poisoned();
                                         guard.version += 1;
-                                        let version = guard.version;
-                                        let suspense_ids = mem::take(&mut guard.suspenses)
-                                            .into_iter()
-                                            .map(|sc| sc.task_id())
-                                            .collect::<Vec<_>>();
-                                        (version, suspense_ids)
+                                        guard.version
                                     };
 
                                     let new_value = fut.await;
 
-                                    drop(suspense_ids);
-
                                     let latest_version = inner.read().or_poisoned().version;
 
                                     if latest_version == this_version {
@@ -579,15 +570,10 @@ impl<T: 'static> ReadUntracked for ArcAsyncDerived<T> {
             if self.value.blocking_read().is_none() {
                 let handle = suspense_context.task_id();
                 let ready = SpecialNonReactiveFuture::new(self.ready());
-                crate::spawn(async move {
+                Executor::spawn(async move {
                     ready.await;
                     drop(handle);
                 });
-                self.inner
-                    .write()
-                    .or_poisoned()
-                    .suspenses
-                    .push(suspense_context);
             }
         }
         AsyncPlain::try_new(&self.value).map(ReadGuard::new)
@@ -614,13 +600,6 @@ impl<T: 'static> Writeable for ArcAsyncDerived<T> {
     }
 }
 
-impl<T: 'static> IsDisposed for ArcAsyncDerived<T> {
-    #[inline(always)]
-    fn is_disposed(&self) -> bool {
-        false
-    }
-}
-
 impl<T: 'static> ToAnySource for ArcAsyncDerived<T> {
     fn to_any_source(&self) -> AnySource {
         AnySource(

reactive_graph/src/computed/async_derived/async_derived.rs

@@ -4,11 +4,10 @@ use crate::{
         AnySource, AnySubscriber, ReactiveNode, Source, Subscriber,
         ToAnySource, ToAnySubscriber,
     },
-    owner::{ArenaItem, FromLocal, LocalStorage, Storage, SyncStorage},
+    owner::{FromLocal, LocalStorage, Storage, StoredValue, SyncStorage},
     signal::guards::{AsyncPlain, ReadGuard, WriteGuard},
     traits::{
-        DefinedAt, Dispose, IsDisposed, Notify, ReadUntracked,
-        UntrackableGuard, Writeable,
+        DefinedAt, Dispose, Notify, ReadUntracked, UntrackableGuard, Writeable,
     },
     unwrap_signal,
 };
@@ -85,7 +84,7 @@ use std::{future::Future, ops::DerefMut, panic::Location};
 pub struct AsyncDerived<T, S = SyncStorage> {
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
-    pub(crate) inner: ArenaItem<ArcAsyncDerived<T>, S>,
+    pub(crate) inner: StoredValue<ArcAsyncDerived<T>, S>,
 }
 
 impl<T, S> Dispose for AsyncDerived<T, S> {
@@ -104,7 +103,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at,
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }
@@ -119,7 +118,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at,
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }
@@ -141,7 +140,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcAsyncDerived::new(fun)),
+            inner: StoredValue::new_with_storage(ArcAsyncDerived::new(fun)),
         }
     }
 
@@ -159,7 +158,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(
+            inner: StoredValue::new_with_storage(
                 ArcAsyncDerived::new_with_initial(initial_value, fun),
             ),
         }
@@ -176,7 +175,9 @@ impl<T> AsyncDerived<SendWrapper<T>> {
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcAsyncDerived::new_mock(fun)),
+            inner: StoredValue::new_with_storage(ArcAsyncDerived::new_mock(
+                fun,
+            )),
         }
     }
 }
@@ -198,7 +199,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcAsyncDerived::new_unsync(
+            inner: StoredValue::new_with_storage(ArcAsyncDerived::new_unsync(
                 fun,
             )),
         }
@@ -219,7 +220,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(
+            inner: StoredValue::new_with_storage(
                 ArcAsyncDerived::new_unsync_with_initial(initial_value, fun),
             ),
         }
@@ -321,16 +322,6 @@ where
     }
 }
 
-impl<T, S> IsDisposed for AsyncDerived<T, S>
-where
-    T: 'static,
-    S: Storage<ArcAsyncDerived<T>>,
-{
-    fn is_disposed(&self) -> bool {
-        self.inner.is_disposed()
-    }
-}
-
 impl<T, S> ToAnySource for AsyncDerived<T, S>
 where
     T: 'static,

reactive_graph/src/computed/async_derived/future_impls.rs

@@ -1,9 +1,8 @@
-use super::{inner::ArcAsyncDerivedInner, ArcAsyncDerived, AsyncDerived};
+use super::{ArcAsyncDerived, AsyncDerived};
 use crate::{
-    computed::suspense::SuspenseContext,
     diagnostics::SpecialNonReactiveZone,
     graph::{AnySource, ToAnySource},
-    owner::{use_context, Storage},
+    owner::Storage,
     signal::guards::{AsyncPlain, Mapped, ReadGuard},
     traits::{DefinedAt, Track},
     unwrap_signal,
@@ -64,7 +63,6 @@ where
             value: Arc::clone(&self.value),
             loading: Arc::clone(&self.loading),
             wakers: Arc::clone(&self.wakers),
-            inner: Arc::clone(&self.inner),
         }
     }
 }
@@ -94,7 +92,6 @@ pub struct AsyncDerivedFuture<T> {
     value: Arc<async_lock::RwLock<Option<T>>>,
     loading: Arc<AtomicBool>,
     wakers: Arc<RwLock<Vec<Waker>>>,
-    inner: Arc<RwLock<ArcAsyncDerivedInner>>,
 }
 
 impl<T> Future for AsyncDerivedFuture<T>
@@ -110,15 +107,6 @@ where
         let waker = cx.waker();
         self.source.track();
         let value = self.value.read_arc();
-
-        if let Some(suspense_context) = use_context::<SuspenseContext>() {
-            self.inner
-                .write()
-                .or_poisoned()
-                .suspenses
-                .push(suspense_context);
-        }
-
         pin_mut!(value);
         match (self.loading.load(Ordering::Relaxed), value.poll(cx)) {
             (true, _) => {

reactive_graph/src/computed/async_derived/inner.rs

@@ -1,6 +1,5 @@
 use crate::{
     channel::Sender,
-    computed::suspense::SuspenseContext,
     graph::{
         AnySource, AnySubscriber, ReactiveNode, Source, SourceSet, Subscriber,
         SubscriberSet,
@@ -21,7 +20,6 @@ pub(crate) struct ArcAsyncDerivedInner {
     pub notifier: Sender,
     pub state: AsyncDerivedState,
     pub version: usize,
-    pub suspenses: Vec<SuspenseContext>,
 }
 
 #[derive(Debug, PartialEq, Eq)]

reactive_graph/src/computed/memo.rs

@@ -1,6 +1,6 @@
 use super::{inner::MemoInner, ArcMemo};
 use crate::{
-    owner::{ArenaItem, FromLocal, LocalStorage, Storage, SyncStorage},
+    owner::{FromLocal, LocalStorage, Storage, StoredValue, SyncStorage},
     signal::{
         guards::{Mapped, Plain, ReadGuard},
         ArcReadSignal,
@@ -102,7 +102,7 @@ where
 {
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
-    inner: ArenaItem<ArcMemo<T, S>, S>,
+    inner: StoredValue<ArcMemo<T, S>, S>,
 }
 
 impl<T, S> Dispose for Memo<T, S>
@@ -123,7 +123,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }
@@ -137,7 +137,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }
@@ -177,7 +177,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcMemo::new(fun)),
+            inner: StoredValue::new_with_storage(ArcMemo::new(fun)),
         }
     }
 
@@ -202,7 +202,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcMemo::new_with_compare(
+            inner: StoredValue::new_with_storage(ArcMemo::new_with_compare(
                 fun, changed,
             )),
         }
@@ -229,7 +229,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcMemo::new_owning(fun)),
+            inner: StoredValue::new_with_storage(ArcMemo::new_owning(fun)),
         }
     }
 }

reactive_graph/src/computed/selector.rs

@@ -30,7 +30,7 @@ use std::{
 /// let a = RwSignal::new(0);
 /// let is_selected = Selector::new(move || a.get());
 /// let total_notifications = StoredValue::new(0);
-/// Effect::new_isomorphic({
+/// Effect::new({
 ///     let is_selected = is_selected.clone();
 ///     move |_| {
 ///         if is_selected.selected(5) {
@@ -55,7 +55,7 @@ use std::{
 ///
 /// # any_spawner::Executor::tick().await;
 /// assert_eq!(is_selected.selected(5), false);
-/// # }).await;
+/// # });
 /// # });
 /// ```
 #[derive(Clone)]
@@ -74,17 +74,17 @@ where
 
 impl<T> Selector<T>
 where
-    T: PartialEq + Send + Sync + Eq + Clone + Hash + 'static,
+    T: PartialEq + Eq + Clone + Hash + 'static,
 {
     /// Creates a new selector that compares values using [`PartialEq`].
-    pub fn new(source: impl Fn() -> T + Send + Sync + Clone + 'static) -> Self {
+    pub fn new(source: impl Fn() -> T + Clone + 'static) -> Self {
         Self::new_with_fn(source, PartialEq::eq)
     }
 
     /// Creates a new selector that compares values by returning `true` from a comparator function
     /// if the values are the same.
     pub fn new_with_fn(
-        source: impl Fn() -> T + Clone + Send + Sync + 'static,
+        source: impl Fn() -> T + Clone + 'static,
         f: impl Fn(&T, &T) -> bool + Send + Sync + Clone + 'static,
     ) -> Self {
         let subs: Arc<RwLock<FxHashMap<T, ArcRwSignal<bool>>>> =
@@ -92,7 +92,7 @@ where
         let v: Arc<RwLock<Option<T>>> = Default::default();
         let f = Arc::new(f) as Arc<dyn Fn(&T, &T) -> bool + Send + Sync>;
 
-        let effect = Arc::new(RenderEffect::new_isomorphic({
+        let effect = Arc::new(RenderEffect::new({
             let subs = Arc::clone(&subs);
             let f = Arc::clone(&f);
             let v = Arc::clone(&v);

reactive_graph/src/effect/effect.rs

@@ -5,7 +5,7 @@ use crate::{
         AnySubscriber, ReactiveNode, SourceSet, Subscriber, ToAnySubscriber,
         WithObserver,
     },
-    owner::{ArenaItem, LocalStorage, Owner, Storage, SyncStorage},
+    owner::{LocalStorage, Owner, Storage, StoredValue, SyncStorage},
     traits::Dispose,
 };
 use any_spawner::Executor;
@@ -40,10 +40,9 @@ use std::{
 /// # use reactive_graph::signal::*;
 /// # use reactive_graph::prelude::*;
 /// # use reactive_graph::effect::Effect;
-/// # use reactive_graph::owner::ArenaItem;
+/// # use reactive_graph::owner::StoredValue;
 /// # tokio_test::block_on(async move {
 /// # tokio::task::LocalSet::new().run_until(async move {
-/// # any_spawner::Executor::init_tokio();
 /// let a = RwSignal::new(0);
 /// let b = RwSignal::new(0);
 ///
@@ -53,9 +52,7 @@ use std::{
 ///   println!("Value: {}", a.get());
 /// });
 ///
-/// # assert_eq!(a.get(), 0);
 /// a.set(1);
-/// # assert_eq!(a.get(), 1);
 /// // ✅ because it's subscribed to `a`, the effect reruns and prints "Value: 1"
 ///
 /// // ❌ don't use effects to synchronize state within the reactive system
@@ -64,7 +61,7 @@ use std::{
 ///   // and easily lead to problems like infinite loops
 ///   b.set(a.get() + 1);
 /// });
-/// # }).await;
+/// # });
 /// # });
 /// ```
 /// ## Web-Specific Notes
@@ -78,7 +75,7 @@ use std::{
 ///    If you need an effect to run on the server, use [`Effect::new_isomorphic`].
 #[derive(Debug, Clone, Copy)]
 pub struct Effect<S> {
-    inner: Option<ArenaItem<StoredEffect, S>>,
+    inner: Option<StoredValue<StoredEffect, S>>,
 }
 
 type StoredEffect = Option<Arc<RwLock<EffectInner>>>;
@@ -165,7 +162,7 @@ impl Effect<LocalStorage> {
                 }
             });
 
-            ArenaItem::new_with_storage(Some(inner))
+            StoredValue::new_with_storage(Some(inner))
         });
 
         Self { inner }
@@ -185,7 +182,6 @@ impl Effect<LocalStorage> {
     /// # use reactive_graph::signal::signal;
     /// # tokio_test::block_on(async move {
     /// # tokio::task::LocalSet::new().run_until(async move {
-    /// # any_spawner::Executor::init_tokio();
     /// #
     /// let (num, set_num) = signal(0);
     ///
@@ -196,16 +192,13 @@ impl Effect<LocalStorage> {
     ///     },
     ///     false,
     /// );
-    /// # assert_eq!(num.get(), 0);
     ///
     /// set_num.set(1); // > "Number: 1; Prev: Some(0)"
-    /// # assert_eq!(num.get(), 1);
     ///
     /// effect.stop(); // stop watching
     ///
     /// set_num.set(2); // (nothing happens)
-    /// # assert_eq!(num.get(), 2);
-    /// # }).await;
+    /// # });
     /// # });
     /// ```
     ///
@@ -217,7 +210,6 @@ impl Effect<LocalStorage> {
     /// # use reactive_graph::signal::signal;
     /// # tokio_test::block_on(async move {
     /// # tokio::task::LocalSet::new().run_until(async move {
-    /// # any_spawner::Executor::init_tokio();
     /// #
     /// let (num, set_num) = signal(0);
     /// let (cb_num, set_cb_num) = signal(0);
@@ -230,17 +222,12 @@ impl Effect<LocalStorage> {
     ///     false,
     /// );
     ///
-    /// # assert_eq!(num.get(), 0);
     /// set_num.set(1); // > "Number: 1; Cb: 0"
-    /// # assert_eq!(num.get(), 1);
     ///
-    /// # assert_eq!(cb_num.get(), 0);
     /// set_cb_num.set(1); // (nothing happens)
-    /// # assert_eq!(cb_num.get(), 1);
     ///
     /// set_num.set(2); // > "Number: 2; Cb: 1"
-    /// # assert_eq!(num.get(), 2);
-    /// # }).await;
+    /// # });
     /// # });
     /// ```
     ///
@@ -256,7 +243,6 @@ impl Effect<LocalStorage> {
     /// # use reactive_graph::signal::signal;
     /// # tokio_test::block_on(async move {
     /// # tokio::task::LocalSet::new().run_until(async move {
-    /// # any_spawner::Executor::init_tokio();
     /// #
     /// let (num, set_num) = signal(0);
     ///
@@ -268,10 +254,8 @@ impl Effect<LocalStorage> {
     ///     true,
     /// ); // > "Number: 0; Prev: None"
     ///
-    /// # assert_eq!(num.get(), 0);
     /// set_num.set(1); // > "Number: 1; Prev: Some(0)"
-    /// # assert_eq!(num.get(), 1);
-    /// # }).await;
+    /// # });
     /// # });
     /// ```
     pub fn watch<D, T>(
@@ -334,7 +318,7 @@ impl Effect<LocalStorage> {
                 }
             });
 
-            ArenaItem::new_with_storage(Some(inner))
+            StoredValue::new_with_storage(Some(inner))
         });
 
         Self { inner }
@@ -358,7 +342,7 @@ impl Effect<SyncStorage> {
             let mut first_run = true;
             let value = Arc::new(RwLock::new(None::<T>));
 
-            crate::spawn({
+            Executor::spawn({
                 let value = Arc::clone(&value);
                 let subscriber = inner.to_any_subscriber();
 
@@ -383,7 +367,7 @@ impl Effect<SyncStorage> {
                 }
             });
 
-            ArenaItem::new_with_storage(Some(inner))
+            StoredValue::new_with_storage(Some(inner))
         });
 
         Self { inner }
@@ -403,7 +387,7 @@ impl Effect<SyncStorage> {
         let mut first_run = true;
         let value = Arc::new(RwLock::new(None::<T>));
 
-        let task = {
+        Executor::spawn({
             let value = Arc::clone(&value);
             let subscriber = inner.to_any_subscriber();
 
@@ -425,12 +409,10 @@ impl Effect<SyncStorage> {
                     }
                 }
             }
-        };
-
-        crate::spawn(task);
+        });
 
         Self {
-            inner: Some(ArenaItem::new_with_storage(Some(inner))),
+            inner: Some(StoredValue::new_with_storage(Some(inner))),
         }
     }
 
@@ -453,7 +435,7 @@ impl Effect<SyncStorage> {
         let watch_value = Arc::new(RwLock::new(None::<T>));
 
         let inner = cfg!(feature = "effects").then(|| {
-            crate::spawn({
+            Executor::spawn({
                 let dep_value = Arc::clone(&dep_value);
                 let watch_value = Arc::clone(&watch_value);
                 let subscriber = inner.to_any_subscriber();
@@ -498,7 +480,7 @@ impl Effect<SyncStorage> {
                 }
             });
 
-            ArenaItem::new_with_storage(Some(inner))
+            StoredValue::new_with_storage(Some(inner))
         });
 
         Self { inner }

reactive_graph/src/effect/render_effect.rs

@@ -135,50 +135,44 @@ where
 {
     /// Creates a render effect that will run whether the `effects` feature is enabled or not.
     pub fn new_isomorphic(
-        fun: impl FnMut(Option<T>) -> T + Send + Sync + 'static,
+        mut fun: impl FnMut(Option<T>) -> T + Send + 'static,
     ) -> Self {
-        fn erased<T: Send + Sync + 'static>(
-            mut fun: Box<dyn FnMut(Option<T>) -> T + Send + Sync + 'static>,
-        ) -> RenderEffect<T> {
-            let (observer, mut rx) = channel();
-            let value = Arc::new(RwLock::new(None::<T>));
-            let owner = Owner::new();
-            let inner = Arc::new(RwLock::new(EffectInner {
-                dirty: false,
-                observer,
-                sources: SourceSet::new(),
-            }));
+        let (mut observer, mut rx) = channel();
+        observer.notify();
 
-            let initial_value = owner
-                .with(|| inner.to_any_subscriber().with_observer(|| fun(None)));
-            *value.write().or_poisoned() = Some(initial_value);
+        let value = Arc::new(RwLock::new(None::<T>));
+        let owner = Owner::new();
+        let inner = Arc::new(RwLock::new(EffectInner {
+            dirty: false,
+            observer,
+            sources: SourceSet::new(),
+        }));
+        let mut first_run = true;
 
-            crate::spawn({
-                let value = Arc::clone(&value);
-                let subscriber = inner.to_any_subscriber();
+        Executor::spawn({
+            let value = Arc::clone(&value);
+            let subscriber = inner.to_any_subscriber();
 
-                async move {
-                    while rx.next().await.is_some() {
-                        if subscriber
+            async move {
+                while rx.next().await.is_some() {
+                    if first_run
+                        || subscriber
                             .with_observer(|| subscriber.update_if_necessary())
-                        {
-                            subscriber.clear_sources(&subscriber);
+                    {
+                        first_run = false;
+                        subscriber.clear_sources(&subscriber);
 
-                            let old_value =
-                                mem::take(&mut *value.write().or_poisoned());
-                            let new_value = owner.with_cleanup(|| {
-                                subscriber.with_observer(|| fun(old_value))
-                            });
-                            *value.write().or_poisoned() = Some(new_value);
-                        }
+                        let old_value =
+                            mem::take(&mut *value.write().or_poisoned());
+                        let new_value = owner.with_cleanup(|| {
+                            subscriber.with_observer(|| fun(old_value))
+                        });
+                        *value.write().or_poisoned() = Some(new_value);
                     }
                 }
-            });
-
-            RenderEffect { value, inner }
-        }
-
-        erased(Box::new(fun))
+            }
+        });
+        RenderEffect { value, inner }
     }
 }
 

reactive_graph/src/graph/source.rs

@@ -1,10 +1,10 @@
 use super::{node::ReactiveNode, AnySubscriber};
-use crate::traits::{DefinedAt, IsDisposed};
+use crate::traits::DefinedAt;
 use core::{fmt::Debug, hash::Hash};
 use std::{panic::Location, sync::Weak};
 
 /// Abstracts over the type of any reactive source.
-pub trait ToAnySource: IsDisposed {
+pub trait ToAnySource {
     /// Converts this type to its type-erased equivalent.
     fn to_any_source(&self) -> AnySource;
 }
@@ -62,13 +62,6 @@ impl PartialEq for AnySource {
 
 impl Eq for AnySource {}
 
-impl IsDisposed for AnySource {
-    #[inline(always)]
-    fn is_disposed(&self) -> bool {
-        false
-    }
-}
-
 impl ToAnySource for AnySource {
     fn to_any_source(&self) -> AnySource {
         self.clone()

reactive_graph/src/lib.rs

@@ -71,7 +71,7 @@
 #![cfg_attr(feature = "nightly", feature(fn_traits))]
 #![deny(missing_docs)]
 
-use std::{fmt::Arguments, future::Future};
+use std::fmt::Arguments;
 
 pub mod actions;
 pub(crate) mod channel;
@@ -99,8 +99,7 @@ pub mod prelude {
 
 // TODO remove this, it's just useful while developing
 #[allow(unused)]
-#[doc(hidden)]
-pub fn log_warning(text: Arguments) {
+fn log_warning(text: Arguments) {
     #[cfg(feature = "tracing")]
     {
         tracing::warn!(text);
@@ -121,12 +120,3 @@ pub fn log_warning(text: Arguments) {
         eprintln!("{}", text);
     }
 }
-
-/// Calls [`Executor::spawn`], but ensures that the task also runs in the current arena, if
-/// multithreaded arena sandboxing is enabled.
-pub(crate) fn spawn(task: impl Future<Output = ()> + Send + 'static) {
-    #[cfg(feature = "sandboxed-arenas")]
-    let task = owner::Sandboxed::new(task);
-
-    any_spawner::Executor::spawn(task);
-}

reactive_graph/src/owner.rs

@@ -13,25 +13,24 @@ use std::{
 };
 
 mod arena;
-mod arena_item;
 mod context;
-mod storage;
 mod stored_value;
 use self::arena::Arena;
 #[cfg(feature = "sandboxed-arenas")]
 pub use arena::sandboxed::Sandboxed;
 use arena::NodeId;
-pub use arena_item::*;
 pub use context::*;
-pub use storage::*;
 #[allow(deprecated)] // allow exporting deprecated fn
-pub use stored_value::{store_value, FromLocal, StoredValue};
+pub use stored_value::{
+    store_value, FromLocal, LocalStorage, Storage, StorageAccess, StoredValue,
+    SyncStorage,
+};
 
 /// A reactive owner, which manages
 /// 1) the cancelation of [`Effect`](crate::effect::Effect)s,
 /// 2) providing and accessing environment data via [`provide_context`] and [`use_context`],
 /// 3) running cleanup functions defined via [`Owner::on_cleanup`], and
-/// 4) an arena storage system to provide `Copy` handles via [`ArenaItem`], which is what allows
+/// 4) an arena storage system to provide `Copy` handles via [`StoredValue`], which is what allows
 ///    types like [`RwSignal`](crate::signal::RwSignal), [`Memo`](crate::computed::Memo), and so on to be `Copy`.
 ///
 /// Every effect and computed reactive value has an associated `Owner`. While it is running, this
@@ -210,7 +209,7 @@ impl Owner {
     /// Cleans up this owner in the following order:
     /// 1) Runs `cleanup` on all children,
     /// 2) Runs all cleanup functions registered with [`Owner::on_cleanup`],
-    /// 3) Drops the values of any arena-allocated [`ArenaItem`]s.
+    /// 3) Drops the values of any arena-allocated [`StoredValue`]s.
     pub fn cleanup(&self) {
         self.inner.cleanup();
     }

reactive_graph/src/owner/arena.rs

@@ -124,7 +124,7 @@ pub mod sandboxed {
     }
 
     impl<T> Sandboxed<T> {
-        /// Wraps the given [`Future`], ensuring that any [`ArenaItem`] created while it is being
+        /// Wraps the given [`Future`], ensuring that any [`StoredValue`] created while it is being
         /// polled will be associated with the same arena that was active when this was called.
         pub fn new(inner: T) -> Self {
             let arena = MAP.with_borrow(|current| {

reactive_graph/src/owner/arena_item.rs

@@ -1,136 +0,0 @@
-use super::{
-    arena::{Arena, NodeId},
-    LocalStorage, Storage, SyncStorage, OWNER,
-};
-use crate::traits::{Dispose, IsDisposed};
-use send_wrapper::SendWrapper;
-use std::{any::Any, hash::Hash, marker::PhantomData};
-
-/// A copyable, stable reference for any value, stored on the arena whose ownership is managed by the
-/// reactive ownership tree.
-#[derive(Debug)]
-pub struct ArenaItem<T, S = SyncStorage> {
-    node: NodeId,
-    #[allow(clippy::type_complexity)]
-    ty: PhantomData<fn() -> (SendWrapper<T>, S)>,
-}
-
-impl<T, S> Copy for ArenaItem<T, S> {}
-
-impl<T, S> Clone for ArenaItem<T, S> {
-    fn clone(&self) -> Self {
-        *self
-    }
-}
-
-impl<T, S> PartialEq for ArenaItem<T, S> {
-    fn eq(&self, other: &Self) -> bool {
-        self.node == other.node
-    }
-}
-
-impl<T, S> Eq for ArenaItem<T, S> {}
-
-impl<T, S> Hash for ArenaItem<T, S> {
-    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
-        self.node.hash(state);
-    }
-}
-
-impl<T, S> ArenaItem<T, S>
-where
-    T: 'static,
-    S: Storage<T>,
-{
-    /// Stores the given value in the arena allocator.
-    #[track_caller]
-    pub fn new_with_storage(value: T) -> Self {
-        let node = {
-            Arena::with_mut(|arena| {
-                arena.insert(
-                    Box::new(S::wrap(value)) as Box<dyn Any + Send + Sync>
-                )
-            })
-        };
-        OWNER.with(|o| {
-            if let Some(owner) = &*o.borrow() {
-                owner.register(node);
-            }
-        });
-
-        Self {
-            node,
-            ty: PhantomData,
-        }
-    }
-}
-
-impl<T, S> Default for ArenaItem<T, S>
-where
-    T: Default + 'static,
-    S: Storage<T>,
-{
-    #[track_caller] // Default trait is not annotated with #[track_caller]
-    fn default() -> Self {
-        Self::new_with_storage(Default::default())
-    }
-}
-
-impl<T> ArenaItem<T>
-where
-    T: Send + Sync + 'static,
-{
-    /// Stores the given value in the arena allocator.
-    #[track_caller]
-    pub fn new(value: T) -> Self {
-        ArenaItem::new_with_storage(value)
-    }
-}
-
-impl<T> ArenaItem<T, LocalStorage>
-where
-    T: 'static,
-{
-    /// Stores the given value in the arena allocator.
-    #[track_caller]
-    pub fn new_local(value: T) -> Self {
-        ArenaItem::new_with_storage(value)
-    }
-}
-
-impl<T, S: Storage<T>> ArenaItem<T, S> {
-    /// Applies a function to a reference to the stored value and returns the result, or `None` if it has already been disposed.
-    #[track_caller]
-    pub fn try_with_value<U>(&self, fun: impl FnOnce(&T) -> U) -> Option<U> {
-        S::try_with(self.node, fun)
-    }
-
-    /// Applies a function to a mutable reference to the stored value and returns the result, or `None` if it has already been disposed.
-    #[track_caller]
-    pub fn try_update_value<U>(
-        &self,
-        fun: impl FnOnce(&mut T) -> U,
-    ) -> Option<U> {
-        S::try_with_mut(self.node, fun)
-    }
-}
-
-impl<T: Clone, S: Storage<T>> ArenaItem<T, S> {
-    /// Returns a clone of the stored value, or `None` if it has already been disposed.
-    #[track_caller]
-    pub fn try_get_value(&self) -> Option<T> {
-        S::try_with(self.node, Clone::clone)
-    }
-}
-
-impl<T, S> IsDisposed for ArenaItem<T, S> {
-    fn is_disposed(&self) -> bool {
-        Arena::with(|arena| !arena.contains_key(self.node))
-    }
-}
-
-impl<T, S> Dispose for ArenaItem<T, S> {
-    fn dispose(self) {
-        Arena::with_mut(|arena| arena.remove(self.node));
-    }
-}

reactive_graph/src/owner/storage.rs

@@ -1,151 +0,0 @@
-use super::arena::{Arena, NodeId};
-use send_wrapper::SendWrapper;
-
-/// A trait for borrowing and taking data.
-pub trait StorageAccess<T> {
-    /// Borrows the value.
-    fn as_borrowed(&self) -> &T;
-
-    /// Takes the value.
-    fn into_taken(self) -> T;
-}
-
-impl<T> StorageAccess<T> for T {
-    fn as_borrowed(&self) -> &T {
-        self
-    }
-
-    fn into_taken(self) -> T {
-        self
-    }
-}
-
-impl<T> StorageAccess<T> for SendWrapper<T> {
-    fn as_borrowed(&self) -> &T {
-        self
-    }
-
-    fn into_taken(self) -> T {
-        self.take()
-    }
-}
-
-/// A way of storing a [`ArenaItem`], either as itself or with a wrapper to make it threadsafe.
-///
-/// This exists because all items stored in the arena must be `Send + Sync`, but in single-threaded
-/// environments you might want or need to use thread-unsafe types.
-pub trait Storage<T>: Send + Sync + 'static {
-    /// The type being stored, once it has been wrapped.
-    type Wrapped: StorageAccess<T> + Send + Sync + 'static;
-
-    /// Adds any needed wrapper to the type.
-    fn wrap(value: T) -> Self::Wrapped;
-
-    /// Applies the given function to the stored value, if it exists and can be accessed from this
-    /// thread.
-    fn try_with<U>(node: NodeId, fun: impl FnOnce(&T) -> U) -> Option<U>;
-
-    /// Applies the given function to a mutable reference to the stored value, if it exists and can be accessed from this
-    /// thread.
-    fn try_with_mut<U>(
-        node: NodeId,
-        fun: impl FnOnce(&mut T) -> U,
-    ) -> Option<U>;
-
-    /// Sets a new value for the stored value. If it has been disposed, returns `Some(T)`.
-    fn try_set(node: NodeId, value: T) -> Option<T>;
-}
-
-/// A form of [`Storage`] that stores the type as itself, with no wrapper.
-#[derive(Debug, Copy, Clone)]
-pub struct SyncStorage;
-
-impl<T> Storage<T> for SyncStorage
-where
-    T: Send + Sync + 'static,
-{
-    type Wrapped = T;
-
-    #[inline(always)]
-    fn wrap(value: T) -> Self::Wrapped {
-        value
-    }
-
-    fn try_with<U>(node: NodeId, fun: impl FnOnce(&T) -> U) -> Option<U> {
-        Arena::with(|arena| {
-            let m = arena.get(node);
-            m.and_then(|n| n.downcast_ref::<T>()).map(fun)
-        })
-    }
-
-    fn try_with_mut<U>(
-        node: NodeId,
-        fun: impl FnOnce(&mut T) -> U,
-    ) -> Option<U> {
-        Arena::with_mut(|arena| {
-            let m = arena.get_mut(node);
-            m.and_then(|n| n.downcast_mut::<T>()).map(fun)
-        })
-    }
-
-    fn try_set(node: NodeId, value: T) -> Option<T> {
-        Arena::with_mut(|arena| {
-            let m = arena.get_mut(node);
-            match m.and_then(|n| n.downcast_mut::<T>()) {
-                Some(inner) => {
-                    *inner = value;
-                    None
-                }
-                None => Some(value),
-            }
-        })
-    }
-}
-
-/// A form of [`Storage`] that stores the type with a wrapper that makes it `Send + Sync`, but only
-/// allows it to be accessed from the thread on which it was created.
-#[derive(Debug, Copy, Clone)]
-pub struct LocalStorage;
-
-impl<T> Storage<T> for LocalStorage
-where
-    T: 'static,
-{
-    type Wrapped = SendWrapper<T>;
-
-    fn wrap(value: T) -> Self::Wrapped {
-        SendWrapper::new(value)
-    }
-
-    fn try_with<U>(node: NodeId, fun: impl FnOnce(&T) -> U) -> Option<U> {
-        Arena::with(|arena| {
-            let m = arena.get(node);
-            m.and_then(|n| n.downcast_ref::<SendWrapper<T>>())
-                .map(|inner| fun(inner))
-        })
-    }
-
-    fn try_with_mut<U>(
-        node: NodeId,
-        fun: impl FnOnce(&mut T) -> U,
-    ) -> Option<U> {
-        Arena::with_mut(|arena| {
-            let m = arena.get_mut(node);
-            m.and_then(|n| n.downcast_mut::<SendWrapper<T>>())
-                .map(|inner| fun(&mut *inner))
-        })
-    }
-
-    fn try_set(node: NodeId, value: T) -> Option<T> {
-        Arena::with_mut(|arena| {
-            let m = arena.get_mut(node);
-            match m.and_then(|n| n.downcast_mut::<SendWrapper<T>>()) {
-                Some(inner) => {
-                    *inner = SendWrapper::new(value);
-                    None
-                }
-                None => Some(value),
-            }
-        })
-    }
-}

reactive_graph/src/owner/stored_value.rs

@@ -1,14 +1,162 @@
-use super::{ArenaItem, LocalStorage, Storage, SyncStorage};
+use super::{
+    arena::{Arena, NodeId},
+    OWNER,
+};
 use crate::{
     traits::{DefinedAt, Dispose, IsDisposed},
     unwrap_signal,
 };
-use or_poisoned::OrPoisoned;
-use std::{
-    hash::Hash,
-    panic::Location,
-    sync::{Arc, RwLock},
-};
+use send_wrapper::SendWrapper;
+use std::{any::Any, hash::Hash, marker::PhantomData, panic::Location};
+
+/// A trait for borrowing and taking data.
+pub trait StorageAccess<T> {
+    /// Borrows the value.
+    fn as_borrowed(&self) -> &T;
+
+    /// Takes the value.
+    fn into_taken(self) -> T;
+}
+
+impl<T> StorageAccess<T> for T {
+    fn as_borrowed(&self) -> &T {
+        self
+    }
+
+    fn into_taken(self) -> T {
+        self
+    }
+}
+
+impl<T> StorageAccess<T> for SendWrapper<T> {
+    fn as_borrowed(&self) -> &T {
+        self
+    }
+
+    fn into_taken(self) -> T {
+        self.take()
+    }
+}
+
+/// A way of storing a [`StoredValue`], either as itself or with a wrapper to make it threadsafe.
+///
+/// This exists because all items stored in the arena must be `Send + Sync`, but in single-threaded
+/// environments you might want or need to use thread-unsafe types.
+pub trait Storage<T>: Send + Sync + 'static {
+    /// The type being stored, once it has been wrapped.
+    type Wrapped: StorageAccess<T> + Send + Sync + 'static;
+
+    /// Adds any needed wrapper to the type.
+    fn wrap(value: T) -> Self::Wrapped;
+
+    /// Applies the given function to the stored value, if it exists and can be accessed from this
+    /// thread.
+    fn try_with<U>(node: NodeId, fun: impl FnOnce(&T) -> U) -> Option<U>;
+
+    /// Applies the given function to a mutable reference to the stored value, if it exists and can be accessed from this
+    /// thread.
+    fn try_with_mut<U>(
+        node: NodeId,
+        fun: impl FnOnce(&mut T) -> U,
+    ) -> Option<U>;
+
+    /// Sets a new value for the stored value. If it has been disposed, returns `Some(T)`.
+    fn try_set(node: NodeId, value: T) -> Option<T>;
+}
+
+/// A form of [`Storage`] that stores the type as itself, with no wrapper.
+#[derive(Debug, Copy, Clone)]
+pub struct SyncStorage;
+
+impl<T> Storage<T> for SyncStorage
+where
+    T: Send + Sync + 'static,
+{
+    type Wrapped = T;
+
+    #[inline(always)]
+    fn wrap(value: T) -> Self::Wrapped {
+        value
+    }
+
+    fn try_with<U>(node: NodeId, fun: impl FnOnce(&T) -> U) -> Option<U> {
+        Arena::with(|arena| {
+            let m = arena.get(node);
+            m.and_then(|n| n.downcast_ref::<T>()).map(fun)
+        })
+    }
+
+    fn try_with_mut<U>(
+        node: NodeId,
+        fun: impl FnOnce(&mut T) -> U,
+    ) -> Option<U> {
+        Arena::with_mut(|arena| {
+            let m = arena.get_mut(node);
+            m.and_then(|n| n.downcast_mut::<T>()).map(fun)
+        })
+    }
+
+    fn try_set(node: NodeId, value: T) -> Option<T> {
+        Arena::with_mut(|arena| {
+            let m = arena.get_mut(node);
+            match m.and_then(|n| n.downcast_mut::<T>()) {
+                Some(inner) => {
+                    *inner = value;
+                    None
+                }
+                None => Some(value),
+            }
+        })
+    }
+}
+
+/// A form of [`Storage`] that stores the type with a wrapper that makes it `Send + Sync`, but only
+/// allows it to be accessed from the thread on which it was created.
+#[derive(Debug, Copy, Clone)]
+pub struct LocalStorage;
+
+impl<T> Storage<T> for LocalStorage
+where
+    T: 'static,
+{
+    type Wrapped = SendWrapper<T>;
+
+    fn wrap(value: T) -> Self::Wrapped {
+        SendWrapper::new(value)
+    }
+
+    fn try_with<U>(node: NodeId, fun: impl FnOnce(&T) -> U) -> Option<U> {
+        Arena::with(|arena| {
+            let m = arena.get(node);
+            m.and_then(|n| n.downcast_ref::<SendWrapper<T>>())
+                .map(|inner| fun(inner))
+        })
+    }
+
+    fn try_with_mut<U>(
+        node: NodeId,
+        fun: impl FnOnce(&mut T) -> U,
+    ) -> Option<U> {
+        Arena::with_mut(|arena| {
+            let m = arena.get_mut(node);
+            m.and_then(|n| n.downcast_mut::<SendWrapper<T>>())
+                .map(|inner| fun(&mut *inner))
+        })
+    }
+
+    fn try_set(node: NodeId, value: T) -> Option<T> {
+        Arena::with_mut(|arena| {
+            let m = arena.get_mut(node);
+            match m.and_then(|n| n.downcast_mut::<SendWrapper<T>>()) {
+                Some(inner) => {
+                    *inner = SendWrapper::new(value);
+                    None
+                }
+                None => Some(value),
+            }
+        })
+    }
+}
 
 /// A **non-reactive**, `Copy` handle for any value.
 ///
@@ -19,7 +167,8 @@ use std::{
 /// updating it does not notify anything else.
 #[derive(Debug)]
 pub struct StoredValue<T, S = SyncStorage> {
-    value: ArenaItem<Arc<RwLock<T>>, S>,
+    node: NodeId,
+    ty: PhantomData<(SendWrapper<T>, S)>,
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
 }
@@ -34,7 +183,7 @@ impl<T, S> Clone for StoredValue<T, S> {
 
 impl<T, S> PartialEq for StoredValue<T, S> {
     fn eq(&self, other: &Self) -> bool {
-        self.value == other.value
+        self.node == other.node
     }
 }
 
@@ -42,7 +191,7 @@ impl<T, S> Eq for StoredValue<T, S> {}
 
 impl<T, S> Hash for StoredValue<T, S> {
     fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
-        self.value.hash(state);
+        self.node.hash(state);
     }
 }
 
@@ -62,13 +211,27 @@ impl<T, S> DefinedAt for StoredValue<T, S> {
 impl<T, S> StoredValue<T, S>
 where
     T: 'static,
-    S: Storage<Arc<RwLock<T>>>,
+    S: Storage<T>,
 {
     /// Stores the given value in the arena allocator.
     #[track_caller]
     pub fn new_with_storage(value: T) -> Self {
+        let node = {
+            Arena::with_mut(|arena| {
+                arena.insert(
+                    Box::new(S::wrap(value)) as Box<dyn Any + Send + Sync>
+                )
+            })
+        };
+        OWNER.with(|o| {
+            if let Some(owner) = &*o.borrow() {
+                owner.register(node);
+            }
+        });
+
         Self {
-            value: ArenaItem::new_with_storage(Arc::new(RwLock::new(value))),
+            node,
+            ty: PhantomData,
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
         }
@@ -78,7 +241,7 @@ where
 impl<T, S> Default for StoredValue<T, S>
 where
     T: Default + 'static,
-    S: Storage<Arc<RwLock<T>>>,
+    S: Storage<T>,
 {
     #[track_caller] // Default trait is not annotated with #[track_caller]
     fn default() -> Self {
@@ -108,7 +271,7 @@ where
     }
 }
 
-impl<T, S: Storage<Arc<RwLock<T>>>> StoredValue<T, S> {
+impl<T, S: Storage<T>> StoredValue<T, S> {
     /// Returns an [`Option`] of applying a function to the value within the [`StoredValue`].
     ///
     /// If the owner of the reactive node has not been disposed [`Some`] is returned. Calling this
@@ -152,9 +315,7 @@ impl<T, S: Storage<Arc<RwLock<T>>>> StoredValue<T, S> {
     /// ```
     #[track_caller]
     pub fn try_with_value<U>(&self, fun: impl FnOnce(&T) -> U) -> Option<U> {
-        self.value
-            .try_get_value()
-            .map(|inner| fun(&*inner.read().or_poisoned()))
+        S::try_with(self.node, fun)
     }
 
     /// Returns the output of applying a function to the value within the [`StoredValue`].
@@ -199,9 +360,7 @@ impl<T, S: Storage<Arc<RwLock<T>>>> StoredValue<T, S> {
         &self,
         fun: impl FnOnce(&mut T) -> U,
     ) -> Option<U> {
-        self.value
-            .try_get_value()
-            .map(|inner| fun(&mut *inner.write().or_poisoned()))
+        S::try_with_mut(self.node, fun)
     }
 
     /// Updates the value within [`StoredValue`] by applying a function to it.
@@ -294,13 +453,7 @@ impl<T, S: Storage<Arc<RwLock<T>>>> StoredValue<T, S> {
     /// assert_eq!(reset().as_deref(), Some(""));
     /// ```
     pub fn try_set_value(&self, value: T) -> Option<T> {
-        match self.value.try_get_value() {
-            Some(inner) => {
-                *inner.write().or_poisoned() = value;
-                None
-            }
-            None => Some(value),
-        }
+        S::try_set(self.node, value)
     }
 
     /// Sets the value within [`StoredValue`].
@@ -337,11 +490,11 @@ impl<T, S: Storage<Arc<RwLock<T>>>> StoredValue<T, S> {
 
 impl<T, S> IsDisposed for StoredValue<T, S> {
     fn is_disposed(&self) -> bool {
-        self.value.is_disposed()
+        Arena::with(|arena| !arena.contains_key(self.node))
     }
 }
 
-impl<T, S: Storage<Arc<RwLock<T>>>> StoredValue<T, S>
+impl<T, S: Storage<T>> StoredValue<T, S>
 where
     T: Clone + 'static,
 {
@@ -421,7 +574,7 @@ where
 
 impl<T, S> Dispose for StoredValue<T, S> {
     fn dispose(self) {
-        self.value.dispose();
+        Arena::with_mut(|arena| arena.remove(self.node));
     }
 }
 
@@ -429,7 +582,7 @@ impl<T, S> Dispose for StoredValue<T, S> {
 #[inline(always)]
 #[track_caller]
 #[deprecated(
-    since = "0.7.0-beta5",
+    since = "0.7.0-beta4",
     note = "This function is being removed to conform to Rust idioms. Please \
             use `StoredValue::new()` or `StoredValue::new_local()` instead."
 )]

reactive_graph/src/signal/arc_rw.rs

@@ -56,7 +56,7 @@ use std::{
 /// > Each of these has a related `_untracked()` method, which updates the signal
 /// > without notifying subscribers. Untracked updates are not desirable in most
 /// > cases, as they cause “tearing” between the signal’s value and its observed
-/// > value. If you want a non-reactive container, used [`ArenaItem`](crate::owner::ArenaItem)
+/// > value. If you want a non-reactive container, used [`StoredValue`](crate::owner::StoredValue)
 /// > instead.
 ///
 /// ## Examples

reactive_graph/src/signal/arc_write.rs

@@ -29,7 +29,7 @@ use std::{
 /// > Each of these has a related `_untracked()` method, which updates the signal
 /// > without notifying subscribers. Untracked updates are not desirable in most
 /// > cases, as they cause “tearing” between the signal’s value and its observed
-/// > value. If you want a non-reactive container, used [`ArenaItem`](crate::owner::ArenaItem)
+/// > value. If you want a non-reactive container, used [`StoredValue`](crate::owner::StoredValue)
 /// > instead.
 ///
 /// ## Examples

reactive_graph/src/signal/read.rs

@@ -5,7 +5,7 @@ use super::{
 };
 use crate::{
     graph::SubscriberSet,
-    owner::{ArenaItem, FromLocal, LocalStorage, Storage, SyncStorage},
+    owner::{FromLocal, LocalStorage, Storage, StoredValue, SyncStorage},
     traits::{DefinedAt, Dispose, IsDisposed, ReadUntracked},
     unwrap_signal,
 };
@@ -60,7 +60,7 @@ use std::{
 pub struct ReadSignal<T, S = SyncStorage> {
     #[cfg(debug_assertions)]
     pub(crate) defined_at: &'static Location<'static>,
-    pub(crate) inner: ArenaItem<ArcReadSignal<T>, S>,
+    pub(crate) inner: StoredValue<ArcReadSignal<T>, S>,
 }
 
 impl<T, S> Dispose for ReadSignal<T, S> {
@@ -158,7 +158,7 @@ where
         ReadSignal {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }
@@ -172,7 +172,7 @@ where
         ReadSignal {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }

reactive_graph/src/signal/rw.rs

@@ -5,7 +5,7 @@ use super::{
 };
 use crate::{
     graph::{ReactiveNode, SubscriberSet},
-    owner::{ArenaItem, FromLocal, LocalStorage, Storage, SyncStorage},
+    owner::{FromLocal, LocalStorage, Storage, StoredValue, SyncStorage},
     signal::guards::{UntrackedWriteGuard, WriteGuard},
     traits::{
         DefinedAt, Dispose, IsDisposed, Notify, ReadUntracked,
@@ -63,7 +63,7 @@ use std::{
 /// > Each of these has a related `_untracked()` method, which updates the signal
 /// > without notifying subscribers. Untracked updates are not desirable in most
 /// > cases, as they cause “tearing” between the signal’s value and its observed
-/// > value. If you want a non-reactive container, used [`ArenaItem`] instead.
+/// > value. If you want a non-reactive container, used [`StoredValue`] instead.
 ///
 /// ## Examples
 ///
@@ -102,7 +102,7 @@ use std::{
 pub struct RwSignal<T, S = SyncStorage> {
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
-    inner: ArenaItem<ArcRwSignal<T>, S>,
+    inner: StoredValue<ArcRwSignal<T>, S>,
 }
 
 impl<T, S> Dispose for RwSignal<T, S> {
@@ -141,7 +141,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcRwSignal::new(value)),
+            inner: StoredValue::new_with_storage(ArcRwSignal::new(value)),
         }
     }
 }
@@ -174,7 +174,7 @@ where
         ReadSignal {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(
+            inner: StoredValue::new_with_storage(
                 self.inner
                     .try_get_value()
                     .map(|inner| inner.read_only())
@@ -196,7 +196,7 @@ where
         WriteSignal {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(
+            inner: StoredValue::new_with_storage(
                 self.inner
                     .try_get_value()
                     .map(|inner| inner.write_only())
@@ -233,7 +233,7 @@ where
                     Some(Self {
                         #[cfg(debug_assertions)]
                         defined_at: Location::caller(),
-                        inner: ArenaItem::new_with_storage(ArcRwSignal {
+                        inner: StoredValue::new_with_storage(ArcRwSignal {
                             #[cfg(debug_assertions)]
                             defined_at: Location::caller(),
                             value: Arc::clone(&read.value),
@@ -365,9 +365,7 @@ where
 
     #[allow(refining_impl_trait)]
     fn try_write_untracked(&self) -> Option<UntrackedWriteGuard<Self::Value>> {
-        self.inner
-            .try_with_value(|n| n.try_write_untracked())
-            .flatten()
+        self.inner.with_value(|n| n.try_write_untracked())
     }
 }
 
@@ -380,7 +378,7 @@ where
         RwSignal {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }
@@ -404,7 +402,7 @@ where
         RwSignal {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value),
+            inner: StoredValue::new_with_storage(value),
         }
     }
 }

reactive_graph/src/signal/subscriber_traits.rs

@@ -13,7 +13,7 @@ use crate::{
         AnySource, AnySubscriber, ReactiveNode, Source, SubscriberSet,
         ToAnySource,
     },
-    traits::{DefinedAt, IsDisposed},
+    traits::DefinedAt,
     unwrap_signal,
 };
 use or_poisoned::OrPoisoned;
@@ -93,11 +93,10 @@ impl<T: AsSubscriberSet + DefinedAt> Source for T {
     }
 }
 
-impl<T: AsSubscriberSet + DefinedAt + IsDisposed> ToAnySource for T
+impl<T: AsSubscriberSet + DefinedAt> ToAnySource for T
 where
     T::Output: Borrow<Arc<RwLock<SubscriberSet>>>,
 {
-    #[track_caller]
     fn to_any_source(&self) -> AnySource {
         self.as_subscriber_set()
             .map(|subs| {

reactive_graph/src/signal/trigger.rs

@@ -1,7 +1,7 @@
 use super::{subscriber_traits::AsSubscriberSet, ArcTrigger};
 use crate::{
     graph::{ReactiveNode, SubscriberSet},
-    owner::ArenaItem,
+    owner::StoredValue,
     traits::{DefinedAt, Dispose, IsDisposed, Notify},
 };
 use std::{
@@ -20,7 +20,7 @@ use std::{
 pub struct Trigger {
     #[cfg(debug_assertions)]
     pub(crate) defined_at: &'static Location<'static>,
-    pub(crate) inner: ArenaItem<ArcTrigger>,
+    pub(crate) inner: StoredValue<ArcTrigger>,
 }
 
 impl Trigger {
@@ -30,7 +30,7 @@ impl Trigger {
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new(ArcTrigger::new()),
+            inner: StoredValue::new(ArcTrigger::new()),
         }
     }
 }

reactive_graph/src/signal/write.rs

@@ -1,6 +1,6 @@
 use super::{guards::WriteGuard, ArcWriteSignal};
 use crate::{
-    owner::{ArenaItem, Storage, SyncStorage},
+    owner::{Storage, StoredValue, SyncStorage},
     traits::{
         DefinedAt, Dispose, IsDisposed, Notify, UntrackableGuard, Writeable,
     },
@@ -28,7 +28,7 @@ use std::{hash::Hash, ops::DerefMut, panic::Location, sync::Arc};
 /// > Each of these has a related `_untracked()` method, which updates the signal
 /// > without notifying subscribers. Untracked updates are not desirable in most
 /// > cases, as they cause “tearing” between the signal’s value and its observed
-/// > value. If you want a non-reactive container, used [`ArenaItem`] instead.
+/// > value. If you want a non-reactive container, used [`StoredValue`] instead.
 ///
 /// ## Examples
 /// ```
@@ -54,7 +54,7 @@ use std::{hash::Hash, ops::DerefMut, panic::Location, sync::Arc};
 pub struct WriteSignal<T, S = SyncStorage> {
     #[cfg(debug_assertions)]
     pub(crate) defined_at: &'static Location<'static>,
-    pub(crate) inner: ArenaItem<ArcWriteSignal<T>, S>,
+    pub(crate) inner: StoredValue<ArcWriteSignal<T>, S>,
 }
 
 impl<T, S> Dispose for WriteSignal<T, S> {
@@ -145,8 +145,6 @@ where
     fn try_write_untracked(
         &self,
     ) -> Option<impl DerefMut<Target = Self::Value>> {
-        self.inner
-            .try_with_value(|n| n.try_write_untracked())
-            .flatten()
+        self.inner.with_value(|n| n.try_write_untracked())
     }
 }

reactive_graph/src/traits.rs

@@ -107,10 +107,6 @@ pub trait Track {
 impl<T: Source + ToAnySource + DefinedAt> Track for T {
     #[track_caller]
     fn track(&self) {
-        if self.is_disposed() {
-            return;
-        }
-
         if let Some(subscriber) = Observer::get() {
             subscriber.add_source(self.to_any_source());
             self.add_subscriber(subscriber);
@@ -587,7 +583,7 @@ where
     fn from_stream(stream: impl Stream<Item = T> + Send + 'static) -> Self {
         let (read, write) = arc_signal(None);
         let mut stream = Box::pin(stream);
-        crate::spawn(async move {
+        Executor::spawn(async move {
             while let Some(value) = stream.next().await {
                 write.set(Some(value));
             }

reactive_graph/src/wrappers.rs

@@ -4,7 +4,7 @@
 pub mod read {
     use crate::{
         computed::{ArcMemo, Memo},
-        owner::{ArenaItem, FromLocal, LocalStorage, Storage, SyncStorage},
+        owner::{FromLocal, LocalStorage, Storage, StoredValue, SyncStorage},
         signal::{ArcReadSignal, ArcRwSignal, ReadSignal, RwSignal},
         traits::{DefinedAt, Dispose, Get, With, WithUntracked},
         untrack, unwrap_signal,
@@ -279,7 +279,7 @@ pub mod read {
     {
         #[cfg(debug_assertions)]
         defined_at: &'static Location<'static>,
-        inner: ArenaItem<SignalTypes<T, S>, S>,
+        inner: StoredValue<SignalTypes<T, S>, S>,
     }
 
     impl<T, S> Dispose for Signal<T, S>
@@ -425,9 +425,9 @@ pub mod read {
             };
 
             Self {
-                inner: ArenaItem::new_with_storage(SignalTypes::DerivedSignal(
-                    Arc::new(derived_signal),
-                )),
+                inner: StoredValue::new_with_storage(
+                    SignalTypes::DerivedSignal(Arc::new(derived_signal)),
+                ),
                 #[cfg(debug_assertions)]
                 defined_at: std::panic::Location::caller(),
             }
@@ -452,7 +452,7 @@ pub mod read {
             };
 
             Self {
-                inner: ArenaItem::new_local(SignalTypes::DerivedSignal(
+                inner: StoredValue::new_local(SignalTypes::DerivedSignal(
                     Arc::new(derived_signal),
                 )),
                 #[cfg(debug_assertions)]
@@ -515,7 +515,7 @@ pub mod read {
             Signal {
                 #[cfg(debug_assertions)]
                 defined_at: Location::caller(),
-                inner: ArenaItem::new(value.inner),
+                inner: StoredValue::new(value.inner),
             }
         }
     }
@@ -529,7 +529,7 @@ pub mod read {
             Signal {
                 #[cfg(debug_assertions)]
                 defined_at: Location::caller(),
-                inner: ArenaItem::new_local(value.inner),
+                inner: StoredValue::new_local(value.inner),
             }
         }
     }
@@ -558,7 +558,7 @@ pub mod read {
         #[track_caller]
         fn from(value: ReadSignal<T>) -> Self {
             Self {
-                inner: ArenaItem::new(SignalTypes::ReadSignal(value.into())),
+                inner: StoredValue::new(SignalTypes::ReadSignal(value.into())),
                 #[cfg(debug_assertions)]
                 defined_at: std::panic::Location::caller(),
             }
@@ -572,7 +572,7 @@ pub mod read {
         #[track_caller]
         fn from(value: ReadSignal<T, LocalStorage>) -> Self {
             Self {
-                inner: ArenaItem::new_local(SignalTypes::ReadSignal(
+                inner: StoredValue::new_local(SignalTypes::ReadSignal(
                     value.into(),
                 )),
                 #[cfg(debug_assertions)]
@@ -588,7 +588,7 @@ pub mod read {
         #[track_caller]
         fn from(value: RwSignal<T>) -> Self {
             Self {
-                inner: ArenaItem::new(SignalTypes::ReadSignal(
+                inner: StoredValue::new(SignalTypes::ReadSignal(
                     value.read_only().into(),
                 )),
                 #[cfg(debug_assertions)]
@@ -604,7 +604,7 @@ pub mod read {
         #[track_caller]
         fn from(value: RwSignal<T, LocalStorage>) -> Self {
             Self {
-                inner: ArenaItem::new_local(SignalTypes::ReadSignal(
+                inner: StoredValue::new_local(SignalTypes::ReadSignal(
                     value.read_only().into(),
                 )),
                 #[cfg(debug_assertions)]
@@ -620,7 +620,7 @@ pub mod read {
         #[track_caller]
         fn from(value: Memo<T>) -> Self {
             Self {
-                inner: ArenaItem::new(SignalTypes::Memo(value.into())),
+                inner: StoredValue::new(SignalTypes::Memo(value.into())),
                 #[cfg(debug_assertions)]
                 defined_at: std::panic::Location::caller(),
             }
@@ -634,7 +634,7 @@ pub mod read {
         #[track_caller]
         fn from(value: Memo<T, LocalStorage>) -> Self {
             Self {
-                inner: ArenaItem::new_local(SignalTypes::Memo(value.into())),
+                inner: StoredValue::new_local(SignalTypes::Memo(value.into())),
                 #[cfg(debug_assertions)]
                 defined_at: std::panic::Location::caller(),
             }
@@ -1246,7 +1246,7 @@ pub mod read {
 /// Types that abstract over the ability to update a signal.
 pub mod write {
     use crate::{
-        owner::{ArenaItem, Storage, SyncStorage},
+        owner::{Storage, StoredValue, SyncStorage},
         signal::{ArcRwSignal, ArcWriteSignal, RwSignal, WriteSignal},
         traits::Set,
     };
@@ -1341,7 +1341,7 @@ pub mod write {
                 SignalSetterTypes::Default => {}
                 SignalSetterTypes::Write(w) => w.set(new_value),
                 SignalSetterTypes::Mapped(s) => {
-                    s.try_with_value(|setter| setter(new_value));
+                    s.with_value(|setter| setter(new_value))
                 }
             }
         }
@@ -1371,9 +1371,9 @@ pub mod write {
         #[track_caller]
         pub fn map(mapped_setter: impl Fn(T) + Send + Sync + 'static) -> Self {
             Self {
-                inner: SignalSetterTypes::Mapped(ArenaItem::new_with_storage(
-                    Box::new(mapped_setter),
-                )),
+                inner: SignalSetterTypes::Mapped(
+                    StoredValue::new_with_storage(Box::new(mapped_setter)),
+                ),
                 #[cfg(debug_assertions)]
                 defined_at: std::panic::Location::caller(),
             }
@@ -1411,7 +1411,7 @@ pub mod write {
         T: 'static,
     {
         Write(WriteSignal<T, S>),
-        Mapped(ArenaItem<Box<dyn Fn(T) + Send + Sync>, S>),
+        Mapped(StoredValue<Box<dyn Fn(T) + Send + Sync>, S>),
         Default,
     }
 

reactive_stores/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "reactive_stores"
-version = "0.1.0-beta6"
+version = "0.1.0-beta4"
 rust-version.workspace = true
 edition.workspace = true
 

reactive_stores/Makefile.toml

@@ -1 +0,0 @@
-extend = { path = "../cargo-make/main.toml" }

reactive_stores/src/arc_field.rs

@@ -1,14 +1,14 @@
 use crate::{
     path::{StorePath, StorePathSegment},
-    AtIndex, AtKeyed, KeyMap, KeyedSubfield, StoreField, StoreFieldTrigger,
-    Subfield,
+    AtIndex, StoreField, Subfield,
 };
-use reactive_graph::traits::{
-    DefinedAt, IsDisposed, Notify, ReadUntracked, Track, UntrackableGuard,
+use reactive_graph::{
+    signal::ArcTrigger,
+    traits::{
+        DefinedAt, IsDisposed, Notify, ReadUntracked, Track, UntrackableGuard,
+    },
 };
 use std::{
-    fmt::Debug,
-    hash::Hash,
     ops::{Deref, DerefMut, IndexMut},
     panic::Location,
     sync::Arc,
@@ -21,11 +21,10 @@ where
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
     path: StorePath,
-    trigger: StoreFieldTrigger,
-    get_trigger: Arc<dyn Fn(StorePath) -> StoreFieldTrigger + Send + Sync>,
+    trigger: ArcTrigger,
+    get_trigger: Arc<dyn Fn(StorePath) -> ArcTrigger + Send + Sync>,
     read: Arc<dyn Fn() -> Option<StoreFieldReader<T>> + Send + Sync>,
     write: Arc<dyn Fn() -> Option<StoreFieldWriter<T>> + Send + Sync>,
-    keys: Arc<dyn Fn() -> Option<KeyMap> + Send + Sync>,
 }
 
 pub struct StoreFieldReader<T>(Box<dyn Deref<Target = T>>);
@@ -77,7 +76,7 @@ impl<T> StoreField for ArcField<T> {
     type Reader = StoreFieldReader<T>;
     type Writer = StoreFieldWriter<T>;
 
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
+    fn get_trigger(&self, path: StorePath) -> ArcTrigger {
         (self.get_trigger)(path)
     }
 
@@ -92,10 +91,6 @@ impl<T> StoreField for ArcField<T> {
     fn writer(&self) -> Option<Self::Writer> {
         (self.write)().map(StoreFieldWriter::new)
     }
-
-    fn keys(&self) -> Option<KeyMap> {
-        (self.keys)()
-    }
 }
 
 impl<Inner, Prev, T> From<Subfield<Inner, Prev, T>> for ArcField<T>
@@ -124,10 +119,6 @@ where
                 let value = value.clone();
                 move || value.writer().map(StoreFieldWriter::new)
             }),
-            keys: Arc::new({
-                let value = value.clone();
-                move || value.keys()
-            }),
         }
     }
 }
@@ -158,48 +149,6 @@ where
                 let value = value.clone();
                 move || value.writer().map(StoreFieldWriter::new)
             }),
-            keys: Arc::new({
-                let value = value.clone();
-                move || value.keys()
-            }),
-        }
-    }
-}
-
-impl<Inner, Prev, K, T> From<AtKeyed<Inner, Prev, K, T>> for ArcField<T::Output>
-where
-    AtKeyed<Inner, Prev, K, T>: Clone,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev> + Send + Sync + 'static,
-    Prev: 'static,
-    T: IndexMut<usize> + 'static,
-    T::Output: Sized,
-{
-    #[track_caller]
-    fn from(value: AtKeyed<Inner, Prev, K, T>) -> Self {
-        ArcField {
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
-            path: value.path().into_iter().collect(),
-            trigger: value.get_trigger(value.path().into_iter().collect()),
-            get_trigger: Arc::new({
-                let value = value.clone();
-                move |path| value.get_trigger(path)
-            }),
-            read: Arc::new({
-                let value = value.clone();
-                move || value.reader().map(StoreFieldReader::new)
-            }),
-            write: Arc::new({
-                let value = value.clone();
-                move || value.writer().map(StoreFieldWriter::new)
-            }),
-            keys: Arc::new({
-                let value = value.clone();
-                move || value.keys()
-            }),
         }
     }
 }
@@ -214,7 +163,6 @@ impl<T> Clone for ArcField<T> {
             get_trigger: Arc::clone(&self.get_trigger),
             read: Arc::clone(&self.read),
             write: Arc::clone(&self.write),
-            keys: Arc::clone(&self.keys),
         }
     }
 }
@@ -234,14 +182,13 @@ impl<T> DefinedAt for ArcField<T> {
 
 impl<T> Notify for ArcField<T> {
     fn notify(&self) {
-        self.trigger.this.notify();
+        self.trigger.notify();
     }
 }
 
 impl<T> Track for ArcField<T> {
     fn track(&self) {
-        self.trigger.this.track();
-        self.trigger.children.track();
+        self.trigger.track();
     }
 }
 

reactive_stores/src/field.rs

@@ -1,15 +1,15 @@
 use crate::{
     arc_field::{StoreFieldReader, StoreFieldWriter},
     path::{StorePath, StorePathSegment},
-    ArcField, AtIndex, AtKeyed, KeyMap, KeyedSubfield, StoreField,
-    StoreFieldTrigger, Subfield,
+    ArcField, AtIndex, StoreField, Subfield,
 };
 use reactive_graph::{
-    owner::{ArenaItem, Storage, SyncStorage},
+    owner::{Storage, StoredValue, SyncStorage},
+    signal::ArcTrigger,
     traits::{DefinedAt, IsDisposed, Notify, ReadUntracked, Track},
     unwrap_signal,
 };
-use std::{fmt::Debug, hash::Hash, ops::IndexMut, panic::Location};
+use std::{ops::IndexMut, panic::Location};
 
 pub struct Field<T, S = SyncStorage>
 where
@@ -17,7 +17,7 @@ where
 {
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
-    inner: ArenaItem<ArcField<T>, S>,
+    inner: StoredValue<ArcField<T>, S>,
 }
 
 impl<T, S> StoreField for Field<T, S>
@@ -28,7 +28,7 @@ where
     type Reader = StoreFieldReader<T>;
     type Writer = StoreFieldWriter<T>;
 
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
+    fn get_trigger(&self, path: StorePath) -> ArcTrigger {
         self.inner
             .try_get_value()
             .map(|inner| inner.get_trigger(path))
@@ -49,10 +49,6 @@ where
     fn writer(&self) -> Option<Self::Writer> {
         self.inner.try_get_value().and_then(|inner| inner.writer())
     }
-
-    fn keys(&self) -> Option<KeyMap> {
-        self.inner.try_get_value().and_then(|n| n.keys())
-    }
 }
 
 impl<Inner, Prev, T, S> From<Subfield<Inner, Prev, T>> for Field<T, S>
@@ -68,7 +64,7 @@ where
         Field {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value.into()),
+            inner: StoredValue::new_with_storage(value.into()),
         }
     }
 }
@@ -86,30 +82,7 @@ where
         Field {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value.into()),
-        }
-    }
-}
-
-impl<Inner, Prev, K, T, S> From<AtKeyed<Inner, Prev, K, T>>
-    for Field<T::Output, S>
-where
-    S: Storage<ArcField<T::Output>>,
-    AtKeyed<Inner, Prev, K, T>: Clone,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev> + Send + Sync + 'static,
-    Prev: 'static,
-    T: IndexMut<usize> + 'static,
-    T::Output: Sized,
-{
-    #[track_caller]
-    fn from(value: AtKeyed<Inner, Prev, K, T>) -> Self {
-        Field {
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(value.into()),
+            inner: StoredValue::new_with_storage(value.into()),
         }
     }
 }

reactive_stores/src/iter.rs

@@ -1,7 +1,6 @@
 use crate::{
     path::{StorePath, StorePathSegment},
     store_field::StoreField,
-    KeyMap, StoreFieldTrigger,
 };
 use reactive_graph::{
     signal::{
@@ -21,7 +20,10 @@ use std::{
 };
 
 #[derive(Debug)]
-pub struct AtIndex<Inner, Prev> {
+pub struct AtIndex<Inner, Prev>
+where
+    Inner: StoreField<Value = Prev>,
+{
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
     inner: Inner,
@@ -31,7 +33,7 @@ pub struct AtIndex<Inner, Prev> {
 
 impl<Inner, Prev> Clone for AtIndex<Inner, Prev>
 where
-    Inner: Clone,
+    Inner: StoreField<Value = Prev> + Clone,
 {
     fn clone(&self) -> Self {
         Self {
@@ -44,9 +46,15 @@ where
     }
 }
 
-impl<Inner, Prev> Copy for AtIndex<Inner, Prev> where Inner: Copy {}
+impl<Inner, Prev> Copy for AtIndex<Inner, Prev> where
+    Inner: StoreField<Value = Prev> + Copy
+{
+}
 
-impl<Inner, Prev> AtIndex<Inner, Prev> {
+impl<Inner, Prev> AtIndex<Inner, Prev>
+where
+    Inner: StoreField<Value = Prev>,
+{
     #[track_caller]
     pub fn new(inner: Inner, index: usize) -> Self {
         Self {
@@ -77,7 +85,7 @@ where
             .chain(iter::once(self.index.into()))
     }
 
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
+    fn get_trigger(&self, path: StorePath) -> ArcTrigger {
         self.inner.get_trigger(path)
     }
 
@@ -93,7 +101,7 @@ where
 
     fn writer(&self) -> Option<Self::Writer> {
         let trigger = self.get_trigger(self.path().into_iter().collect());
-        let inner = WriteGuard::new(trigger.children, self.inner.writer()?);
+        let inner = WriteGuard::new(trigger, self.inner.writer()?);
         let index = self.index;
         Some(MappedMutArc::new(
             inner,
@@ -101,11 +109,6 @@ where
             move |n| &mut n[index],
         ))
     }
-
-    #[inline(always)]
-    fn keys(&self) -> Option<KeyMap> {
-        self.inner.keys()
-    }
 }
 
 impl<Inner, Prev> DefinedAt for AtIndex<Inner, Prev>
@@ -141,7 +144,7 @@ where
 {
     fn notify(&self) {
         let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.notify();
+        trigger.notify();
     }
 }
 
@@ -153,8 +156,7 @@ where
 {
     fn track(&self) {
         let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.track();
-        trigger.children.track();
+        trigger.track();
     }
 }
 
@@ -193,32 +195,20 @@ where
     }
 }
 
-pub trait StoreFieldIterator<Prev>
-where
-    Self: StoreField<Value = Prev>,
-{
-    fn at(self, index: usize) -> AtIndex<Self, Prev>;
-
+pub trait StoreFieldIterator<Prev>: Sized {
     fn iter(self) -> StoreFieldIter<Self, Prev>;
 }
 
 impl<Inner, Prev> StoreFieldIterator<Prev> for Inner
 where
-    Inner: StoreField<Value = Prev> + Clone,
+    Inner: StoreField<Value = Prev>,
     Prev::Output: Sized,
     Prev: IndexMut<usize> + AsRef<[Prev::Output]>,
 {
-    #[track_caller]
-    fn at(self, index: usize) -> AtIndex<Inner, Prev> {
-        AtIndex::new(self.clone(), index)
-    }
-
-    #[track_caller]
     fn iter(self) -> StoreFieldIter<Inner, Prev> {
         // reactively track changes to this field
         let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.track();
-        trigger.children.track();
+        trigger.track();
 
         // get the current length of the field by accessing slice
         let len = self.reader().map(|n| n.as_ref().len()).unwrap_or(0);
@@ -250,7 +240,13 @@ where
 
     fn next(&mut self) -> Option<Self::Item> {
         if self.idx < self.len {
-            let field = AtIndex::new(self.inner.clone(), self.idx);
+            let field = AtIndex {
+                #[cfg(debug_assertions)]
+                defined_at: Location::caller(),
+                index: self.idx,
+                inner: self.inner.clone(),
+                ty: PhantomData,
+            };
             self.idx += 1;
             Some(field)
         } else {

reactive_stores/src/keyed.rs

@@ -1,684 +0,0 @@
-use crate::{
-    path::{StorePath, StorePathSegment},
-    store_field::StoreField,
-    KeyMap, StoreFieldTrigger,
-};
-use reactive_graph::{
-    signal::{
-        guards::{Mapped, MappedMut, MappedMutArc, WriteGuard},
-        ArcTrigger,
-    },
-    traits::{
-        DefinedAt, IsDisposed, Notify, ReadUntracked, Track, UntrackableGuard,
-        Writeable,
-    },
-};
-use std::{
-    collections::VecDeque,
-    fmt::Debug,
-    hash::Hash,
-    iter,
-    ops::{Deref, DerefMut, IndexMut},
-    panic::Location,
-};
-
-#[derive(Debug)]
-pub struct KeyedSubfield<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-{
-    #[cfg(debug_assertions)]
-    defined_at: &'static Location<'static>,
-    path_segment: StorePathSegment,
-    inner: Inner,
-    read: fn(&Prev) -> &T,
-    write: fn(&mut Prev) -> &mut T,
-    key_fn: fn(<&T as IntoIterator>::Item) -> K,
-}
-
-impl<Inner, Prev, K, T> Clone for KeyedSubfield<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    Inner: Clone,
-{
-    fn clone(&self) -> Self {
-        Self {
-            #[cfg(debug_assertions)]
-            defined_at: self.defined_at,
-            path_segment: self.path_segment,
-            inner: self.inner.clone(),
-            read: self.read,
-            write: self.write,
-            key_fn: self.key_fn,
-        }
-    }
-}
-
-impl<Inner, Prev, K, T> Copy for KeyedSubfield<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    Inner: Copy,
-{
-}
-
-impl<Inner, Prev, K, T> KeyedSubfield<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-{
-    #[track_caller]
-    pub fn new(
-        inner: Inner,
-        path_segment: StorePathSegment,
-        key_fn: fn(<&T as IntoIterator>::Item) -> K,
-        read: fn(&Prev) -> &T,
-        write: fn(&mut Prev) -> &mut T,
-    ) -> Self {
-        Self {
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
-            inner,
-            path_segment,
-            read,
-            write,
-            key_fn,
-        }
-    }
-}
-
-impl<Inner, Prev, K, T> StoreField for KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    type Value = T;
-    type Reader = Mapped<Inner::Reader, T>;
-    type Writer = MappedMut<WriteGuard<ArcTrigger, Inner::Writer>, T>;
-
-    fn path(&self) -> impl IntoIterator<Item = StorePathSegment> {
-        self.inner
-            .path()
-            .into_iter()
-            .chain(iter::once(self.path_segment))
-    }
-
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
-        self.inner.get_trigger(path)
-    }
-
-    fn reader(&self) -> Option<Self::Reader> {
-        let inner = self.inner.reader()?;
-        Some(Mapped::new_with_guard(inner, self.read))
-    }
-
-    fn writer(&self) -> Option<Self::Writer> {
-        let path = self.path().into_iter().collect::<StorePath>();
-        let trigger = self.get_trigger(path.clone());
-        let guard = WriteGuard::new(trigger.children, self.inner.writer()?);
-        Some(MappedMut::new(guard, self.read, self.write))
-    }
-
-    #[inline(always)]
-    fn keys(&self) -> Option<KeyMap> {
-        self.inner.keys()
-    }
-}
-
-impl<Inner, Prev, K, T> KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    fn latest_keys(&self) -> Vec<K> {
-        self.reader()
-            .expect("trying to update keys")
-            .deref()
-            .into_iter()
-            .map(|n| (self.key_fn)(n))
-            .collect()
-    }
-}
-
-pub struct KeyedSubfieldWriteGuard<Inner, Prev, K, T, Guard>
-where
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    inner: KeyedSubfield<Inner, Prev, K, T>,
-    guard: Option<Guard>,
-}
-
-impl<Inner, Prev, K, T, Guard> Deref
-    for KeyedSubfieldWriteGuard<Inner, Prev, K, T, Guard>
-where
-    Guard: Deref,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    type Target = Guard::Target;
-
-    fn deref(&self) -> &Self::Target {
-        self.guard
-            .as_ref()
-            .expect("should be Some(_) until dropped")
-            .deref()
-    }
-}
-
-impl<Inner, Prev, K, T, Guard> DerefMut
-    for KeyedSubfieldWriteGuard<Inner, Prev, K, T, Guard>
-where
-    Guard: DerefMut,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    fn deref_mut(&mut self) -> &mut Self::Target {
-        self.guard
-            .as_mut()
-            .expect("should be Some(_) until dropped")
-            .deref_mut()
-    }
-}
-
-impl<Inner, Prev, K, T, Guard> UntrackableGuard
-    for KeyedSubfieldWriteGuard<Inner, Prev, K, T, Guard>
-where
-    Guard: UntrackableGuard,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    fn untrack(&mut self) {
-        if let Some(inner) = self.guard.as_mut() {
-            inner.untrack();
-        }
-    }
-}
-
-impl<Inner, Prev, K, T, Guard> Drop
-    for KeyedSubfieldWriteGuard<Inner, Prev, K, T, Guard>
-where
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    fn drop(&mut self) {
-        // dropping the inner guard will
-        // 1) synchronously release its write lock on the store's value
-        // 2) trigger an (asynchronous) reactive update
-        drop(self.guard.take());
-
-        // now that the write lock is release, we can get a read lock to refresh this keyed field
-        // based on the new value
-        self.inner.update_keys();
-        self.inner.notify();
-
-        // reactive updates happen on the next tick
-    }
-}
-
-impl<Inner, Prev, K, T> DefinedAt for KeyedSubfield<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-{
-    fn defined_at(&self) -> Option<&'static Location<'static>> {
-        #[cfg(debug_assertions)]
-        {
-            Some(self.defined_at)
-        }
-        #[cfg(not(debug_assertions))]
-        {
-            None
-        }
-    }
-}
-
-impl<Inner, Prev, K, T> IsDisposed for KeyedSubfield<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    Inner: IsDisposed,
-{
-    fn is_disposed(&self) -> bool {
-        self.inner.is_disposed()
-    }
-}
-
-impl<Inner, Prev, K, T> Notify for KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    fn notify(&self) {
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.notify();
-        trigger.children.notify();
-    }
-}
-
-impl<Inner, Prev, K, T> Track for KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev> + Track + 'static,
-    Prev: 'static,
-    T: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    fn track(&self) {
-        let inner = self
-            .inner
-            .get_trigger(self.inner.path().into_iter().collect());
-        inner.this.track();
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.track();
-        trigger.children.track();
-    }
-}
-
-impl<Inner, Prev, K, T> ReadUntracked for KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    type Value = <Self as StoreField>::Reader;
-
-    fn try_read_untracked(&self) -> Option<Self::Value> {
-        self.reader()
-    }
-}
-
-impl<Inner, Prev, K, T> Writeable for KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    T: 'static,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    type Value = T;
-
-    fn try_write(&self) -> Option<impl UntrackableGuard<Target = Self::Value>> {
-        let guard = self.writer()?;
-        Some(KeyedSubfieldWriteGuard {
-            inner: self.clone(),
-            guard: Some(guard),
-        })
-    }
-
-    fn try_write_untracked(
-        &self,
-    ) -> Option<impl DerefMut<Target = Self::Value>> {
-        let mut guard = self.writer()?;
-        guard.untrack();
-        Some(KeyedSubfieldWriteGuard {
-            inner: self.clone(),
-            guard: Some(guard),
-        })
-    }
-}
-
-#[derive(Debug)]
-pub struct AtKeyed<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-{
-    #[cfg(debug_assertions)]
-    defined_at: &'static Location<'static>,
-    inner: KeyedSubfield<Inner, Prev, K, T>,
-    key: K,
-}
-
-impl<Inner, Prev, K, T> Clone for AtKeyed<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    K: Debug + Clone,
-{
-    fn clone(&self) -> Self {
-        Self {
-            #[cfg(debug_assertions)]
-            defined_at: self.defined_at,
-            inner: self.inner.clone(),
-            key: self.key.clone(),
-        }
-    }
-}
-
-impl<Inner, Prev, K, T> Copy for AtKeyed<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    KeyedSubfield<Inner, Prev, K, T>: Copy,
-    K: Debug + Copy,
-{
-}
-
-impl<Inner, Prev, K, T> AtKeyed<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-{
-    #[track_caller]
-    pub fn new(inner: KeyedSubfield<Inner, Prev, K, T>, key: K) -> Self {
-        Self {
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
-            inner,
-            key,
-        }
-    }
-}
-
-impl<Inner, Prev, K, T> StoreField for AtKeyed<Inner, Prev, K, T>
-where
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    T: IndexMut<usize>,
-    T::Output: Sized,
-{
-    type Value = T::Output;
-    type Reader = MappedMutArc<
-        <KeyedSubfield<Inner, Prev, K, T> as StoreField>::Reader,
-        T::Output,
-    >;
-    type Writer = WriteGuard<
-        ArcTrigger,
-        MappedMutArc<
-            <KeyedSubfield<Inner, Prev, K, T> as StoreField>::Writer,
-            T::Output,
-        >,
-    >;
-
-    fn path(&self) -> impl IntoIterator<Item = StorePathSegment> {
-        let inner = self.inner.path().into_iter().collect::<StorePath>();
-        let keys = self
-            .inner
-            .keys()
-            .expect("using keys on a store with no keys");
-        let this = keys
-            .with_field_keys(
-                inner.clone(),
-                |keys| keys.get(&self.key),
-                || self.inner.latest_keys(),
-            )
-            .flatten()
-            .map(|(path, _)| path);
-        inner.into_iter().chain(this)
-    }
-
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
-        self.inner.get_trigger(path)
-    }
-
-    fn reader(&self) -> Option<Self::Reader> {
-        let inner = self.inner.reader()?;
-
-        let inner_path = self.inner.path().into_iter().collect();
-        let keys = self
-            .inner
-            .keys()
-            .expect("using keys on a store with no keys");
-        let index = keys
-            .with_field_keys(
-                inner_path,
-                |keys| keys.get(&self.key),
-                || self.inner.latest_keys(),
-            )
-            .flatten()
-            .map(|(_, idx)| idx)
-            .expect("reading from a keyed field that has not yet been created");
-
-        Some(MappedMutArc::new(
-            inner,
-            move |n| &n[index],
-            move |n| &mut n[index],
-        ))
-    }
-
-    fn writer(&self) -> Option<Self::Writer> {
-        let inner = self.inner.writer()?;
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-
-        let inner_path = self.inner.path().into_iter().collect::<StorePath>();
-        let keys = self
-            .inner
-            .keys()
-            .expect("using keys on a store with no keys");
-        let index = keys
-            .with_field_keys(
-                inner_path.clone(),
-                |keys| keys.get(&self.key),
-                || self.inner.latest_keys(),
-            )
-            .flatten()
-            .map(|(_, idx)| idx)
-            .expect("reading from a keyed field that has not yet been created");
-
-        Some(WriteGuard::new(
-            trigger.children,
-            MappedMutArc::new(
-                inner,
-                move |n| &n[index],
-                move |n| &mut n[index],
-            ),
-        ))
-    }
-
-    #[inline(always)]
-    fn keys(&self) -> Option<KeyMap> {
-        self.inner.keys()
-    }
-}
-
-impl<Inner, Prev, K, T> DefinedAt for AtKeyed<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-{
-    fn defined_at(&self) -> Option<&'static Location<'static>> {
-        #[cfg(debug_assertions)]
-        {
-            Some(self.defined_at)
-        }
-        #[cfg(not(debug_assertions))]
-        {
-            None
-        }
-    }
-}
-
-impl<Inner, Prev, K, T> IsDisposed for AtKeyed<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    Inner: IsDisposed,
-{
-    fn is_disposed(&self) -> bool {
-        self.inner.is_disposed()
-    }
-}
-
-impl<Inner, Prev, K, T> Notify for AtKeyed<Inner, Prev, K, T>
-where
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    T: IndexMut<usize>,
-    T::Output: Sized,
-{
-    fn notify(&self) {
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.notify();
-        trigger.children.notify();
-    }
-}
-
-impl<Inner, Prev, K, T> Track for AtKeyed<Inner, Prev, K, T>
-where
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    T: IndexMut<usize>,
-    T::Output: Sized,
-{
-    fn track(&self) {
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.track();
-        trigger.children.track();
-    }
-}
-
-impl<Inner, Prev, K, T> ReadUntracked for AtKeyed<Inner, Prev, K, T>
-where
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    T: IndexMut<usize>,
-    T::Output: Sized,
-{
-    type Value = <Self as StoreField>::Reader;
-
-    fn try_read_untracked(&self) -> Option<Self::Value> {
-        self.reader()
-    }
-}
-
-impl<Inner, Prev, K, T> Writeable for AtKeyed<Inner, Prev, K, T>
-where
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    KeyedSubfield<Inner, Prev, K, T>: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    T: IndexMut<usize>,
-    T::Output: Sized + 'static,
-{
-    type Value = T::Output;
-
-    fn try_write(&self) -> Option<impl UntrackableGuard<Target = Self::Value>> {
-        self.writer()
-    }
-
-    fn try_write_untracked(
-        &self,
-    ) -> Option<impl DerefMut<Target = Self::Value>> {
-        self.writer().map(|mut writer| {
-            writer.untrack();
-            writer
-        })
-    }
-}
-
-impl<Inner, Prev, K, T> KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: StoreField<Value = Prev>,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-{
-    pub fn update_keys(&self) {
-        let inner_path = self.path().into_iter().collect();
-        let keys = self
-            .inner
-            .keys()
-            .expect("updating keys on a store with no keys");
-
-        keys.with_field_keys(
-            inner_path,
-            |keys| {
-                keys.update(self.latest_keys());
-            },
-            || self.latest_keys(),
-        );
-    }
-}
-
-impl<Inner, Prev, K, T> IntoIterator for KeyedSubfield<Inner, Prev, K, T>
-where
-    Self: Clone,
-    for<'a> &'a T: IntoIterator,
-    Inner: Clone + StoreField<Value = Prev> + 'static,
-    Prev: 'static,
-    K: Debug + Send + Sync + PartialEq + Eq + Hash + 'static,
-    T: IndexMut<usize> + 'static,
-    T::Output: Sized,
-{
-    type Item = AtKeyed<Inner, Prev, K, T>;
-    type IntoIter = StoreFieldKeyedIter<Inner, Prev, K, T>;
-
-    #[track_caller]
-    fn into_iter(self) -> StoreFieldKeyedIter<Inner, Prev, K, T> {
-        // reactively track changes to this field
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.track();
-
-        // get the current length of the field by accessing slice
-        let reader = self
-            .reader()
-            .expect("creating iterator from unavailable store field");
-        let keys = reader
-            .into_iter()
-            .map(|item| (self.key_fn)(item))
-            .collect::<VecDeque<_>>();
-
-        // return the iterator
-        StoreFieldKeyedIter { inner: self, keys }
-    }
-}
-
-pub struct StoreFieldKeyedIter<Inner, Prev, K, T>
-where
-    for<'a> &'a T: IntoIterator,
-    T: IndexMut<usize>,
-{
-    inner: KeyedSubfield<Inner, Prev, K, T>,
-    keys: VecDeque<K>,
-}
-
-impl<Inner, Prev, K, T> Iterator for StoreFieldKeyedIter<Inner, Prev, K, T>
-where
-    Inner: StoreField<Value = Prev> + Clone + 'static,
-    T: IndexMut<usize> + 'static,
-    T::Output: Sized + 'static,
-    for<'a> &'a T: IntoIterator,
-{
-    type Item = AtKeyed<Inner, Prev, K, T>;
-
-    fn next(&mut self) -> Option<Self::Item> {
-        self.keys
-            .pop_front()
-            .map(|key| AtKeyed::new(self.inner.clone(), key))
-    }
-}

reactive_stores/src/lib.rs

@@ -1,22 +1,14 @@
-use or_poisoned::OrPoisoned;
 use reactive_graph::{
-    owner::{ArenaItem, LocalStorage, Storage, SyncStorage},
+    owner::{LocalStorage, Storage, StoredValue, SyncStorage},
     signal::{
-        guards::{Plain, ReadGuard, WriteGuard},
+        guards::{Plain, ReadGuard},
         ArcTrigger,
     },
-    traits::{
-        DefinedAt, IsDisposed, Notify, ReadUntracked, Track, UntrackableGuard,
-        Writeable,
-    },
+    traits::{DefinedAt, IsDisposed, Notify, ReadUntracked, Track},
 };
 use rustc_hash::FxHashMap;
 use std::{
-    any::Any,
-    collections::HashMap,
     fmt::Debug,
-    hash::Hash,
-    ops::DerefMut,
     panic::Location,
     sync::{Arc, RwLock},
 };
@@ -24,8 +16,6 @@ use std::{
 mod arc_field;
 mod field;
 mod iter;
-mod keyed;
-mod option;
 mod patch;
 mod path;
 mod store_field;
@@ -34,158 +24,36 @@ mod subfield;
 pub use arc_field::ArcField;
 pub use field::Field;
 pub use iter::*;
-pub use keyed::*;
-pub use option::*;
 pub use patch::*;
-pub use path::{StorePath, StorePathSegment};
-pub use store_field::{StoreField, Then};
+use path::StorePath;
+pub use store_field::StoreField;
 pub use subfield::Subfield;
 
 #[derive(Debug, Default)]
-struct TriggerMap(FxHashMap<StorePath, StoreFieldTrigger>);
-
-#[derive(Debug, Clone, Default)]
-pub struct StoreFieldTrigger {
-    pub this: ArcTrigger,
-    pub children: ArcTrigger,
-}
-
-impl StoreFieldTrigger {
-    pub fn new() -> Self {
-        Self::default()
-    }
-}
+struct TriggerMap(FxHashMap<StorePath, ArcTrigger>);
 
 impl TriggerMap {
-    fn get_or_insert(&mut self, key: StorePath) -> StoreFieldTrigger {
+    fn get_or_insert(&mut self, key: StorePath) -> ArcTrigger {
         if let Some(trigger) = self.0.get(&key) {
             trigger.clone()
         } else {
-            let new = StoreFieldTrigger::new();
+            let new = ArcTrigger::new();
             self.0.insert(key, new.clone());
             new
         }
     }
 
     #[allow(unused)]
-    fn remove(&mut self, key: &StorePath) -> Option<StoreFieldTrigger> {
+    fn remove(&mut self, key: &StorePath) -> Option<ArcTrigger> {
         self.0.remove(key)
     }
 }
 
-pub struct FieldKeys<K> {
-    spare_keys: Vec<StorePathSegment>,
-    current_key: usize,
-    keys: FxHashMap<K, (StorePathSegment, usize)>,
-}
-
-impl<K> FieldKeys<K>
-where
-    K: Debug + Hash + PartialEq + Eq,
-{
-    pub fn new(from_keys: Vec<K>) -> Self {
-        let mut keys = FxHashMap::with_capacity_and_hasher(
-            from_keys.len(),
-            Default::default(),
-        );
-        for (idx, key) in from_keys.into_iter().enumerate() {
-            let segment = idx.into();
-            keys.insert(key, (segment, idx));
-        }
-
-        Self {
-            spare_keys: Vec::new(),
-            current_key: 0,
-            keys,
-        }
-    }
-}
-
-impl<K> FieldKeys<K>
-where
-    K: Hash + PartialEq + Eq,
-{
-    pub fn get(&self, key: &K) -> Option<(StorePathSegment, usize)> {
-        self.keys.get(key).copied()
-    }
-
-    fn next_key(&mut self) -> StorePathSegment {
-        self.spare_keys.pop().unwrap_or_else(|| {
-            self.current_key += 1;
-            self.current_key.into()
-        })
-    }
-
-    pub fn update(&mut self, iter: impl IntoIterator<Item = K>) {
-        let new_keys = iter
-            .into_iter()
-            .enumerate()
-            .map(|(idx, key)| (key, idx))
-            .collect::<FxHashMap<K, usize>>();
-
-        // remove old keys and recycle the slots
-        self.keys.retain(|key, old_entry| match new_keys.get(key) {
-            Some(idx) => {
-                old_entry.1 = *idx;
-                true
-            }
-            None => {
-                self.spare_keys.push(old_entry.0);
-                false
-            }
-        });
-
-        // add new keys
-        for (key, idx) in new_keys {
-            // the suggestion doesn't compile because we need &mut for self.next_key(),
-            // and we don't want to call that until after the check
-            #[allow(clippy::map_entry)]
-            if !self.keys.contains_key(&key) {
-                let path = self.next_key();
-                self.keys.insert(key, (path, idx));
-            }
-        }
-    }
-}
-
-impl<K> Default for FieldKeys<K> {
-    fn default() -> Self {
-        Self {
-            spare_keys: Default::default(),
-            current_key: Default::default(),
-            keys: Default::default(),
-        }
-    }
-}
-
-#[derive(Default, Clone)]
-pub struct KeyMap(Arc<RwLock<HashMap<StorePath, Box<dyn Any + Send + Sync>>>>);
-
-impl KeyMap {
-    pub fn with_field_keys<K, T>(
-        &self,
-        path: StorePath,
-        fun: impl FnOnce(&mut FieldKeys<K>) -> T,
-        initialize: impl FnOnce() -> Vec<K>,
-    ) -> Option<T>
-    where
-        K: Debug + Hash + PartialEq + Eq + Send + Sync + 'static,
-    {
-        let mut guard = self.0.write().or_poisoned();
-        let entry = guard
-            .entry(path)
-            .or_insert_with(|| Box::new(FieldKeys::new(initialize())));
-        let entry = entry.downcast_mut::<FieldKeys<K>>()?;
-        Some(fun(entry))
-    }
-}
-
 pub struct ArcStore<T> {
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
     pub(crate) value: Arc<RwLock<T>>,
     signals: Arc<RwLock<TriggerMap>>,
-    keys: KeyMap,
 }
 
 impl<T> ArcStore<T> {
@@ -195,7 +63,7 @@ impl<T> ArcStore<T> {
             defined_at: Location::caller(),
             value: Arc::new(RwLock::new(value)),
             signals: Default::default(),
-            keys: Default::default(),
+            /* inner: Arc::new(RwLock::new(SubscriberSet::new())), */
         }
     }
 }
@@ -218,7 +86,6 @@ impl<T> Clone for ArcStore<T> {
             defined_at: self.defined_at,
             value: Arc::clone(&self.value),
             signals: Arc::clone(&self.signals),
-            keys: self.keys.clone(),
         }
     }
 }
@@ -254,46 +121,22 @@ where
     }
 }
 
-impl<T> Writeable for ArcStore<T>
-where
-    T: 'static,
-{
-    type Value = T;
-
-    fn try_write(&self) -> Option<impl UntrackableGuard<Target = Self::Value>> {
-        self.writer()
-            .map(|writer| WriteGuard::new(self.clone(), writer))
-    }
-
-    fn try_write_untracked(
-        &self,
-    ) -> Option<impl DerefMut<Target = Self::Value>> {
-        let mut writer = self.writer()?;
-        writer.untrack();
-        Some(writer)
-    }
-}
-
 impl<T: 'static> Track for ArcStore<T> {
     fn track(&self) {
-        let trigger = self.get_trigger(Default::default());
-        trigger.this.track();
-        trigger.children.track();
+        self.get_trigger(Default::default()).notify();
     }
 }
 
 impl<T: 'static> Notify for ArcStore<T> {
     fn notify(&self) {
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.notify();
-        trigger.children.notify();
+        self.get_trigger(self.path().into_iter().collect()).notify();
     }
 }
 
 pub struct Store<T, S = SyncStorage> {
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
-    inner: ArenaItem<ArcStore<T>, S>,
+    inner: StoredValue<ArcStore<T>, S>,
 }
 
 impl<T> Store<T>
@@ -304,7 +147,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcStore::new(value)),
+            inner: StoredValue::new_with_storage(ArcStore::new(value)),
         }
     }
 }
@@ -317,7 +160,7 @@ where
         Self {
             #[cfg(debug_assertions)]
             defined_at: Location::caller(),
-            inner: ArenaItem::new_with_storage(ArcStore::new(value)),
+            inner: StoredValue::new_with_storage(ArcStore::new(value)),
         }
     }
 }
@@ -375,27 +218,7 @@ where
     fn try_read_untracked(&self) -> Option<Self::Value> {
         self.inner
             .try_get_value()
-            .and_then(|inner| inner.try_read_untracked())
-    }
-}
-
-impl<T, S> Writeable for Store<T, S>
-where
-    T: 'static,
-    S: Storage<ArcStore<T>>,
-{
-    type Value = T;
-
-    fn try_write(&self) -> Option<impl UntrackableGuard<Target = Self::Value>> {
-        self.writer().map(|writer| WriteGuard::new(*self, writer))
-    }
-
-    fn try_write_untracked(
-        &self,
-    ) -> Option<impl DerefMut<Target = Self::Value>> {
-        let mut writer = self.writer()?;
-        writer.untrack();
-        Some(writer)
+            .map(|inner| inner.read_untracked())
     }
 }
 
@@ -440,13 +263,13 @@ mod tests {
         tokio::time::sleep(std::time::Duration::from_micros(1)).await;
     }
 
-    #[derive(Debug, Store, Patch, Default)]
+    #[derive(Debug, Store, Patch)]
     struct Todos {
         user: String,
         todos: Vec<Todo>,
     }
 
-    #[derive(Debug, Store, Patch, Default)]
+    #[derive(Debug, Store, Patch)]
     struct Todo {
         label: String,
         completed: bool,
@@ -512,6 +335,18 @@ mod tests {
         tick().await;
         // the effect reads from `user`, so it should trigger every time
         assert_eq!(combined_count.load(Ordering::Relaxed), 4);
+
+        store
+            .todos()
+            .write()
+            .push(Todo::new("Create reactive stores"));
+        tick().await;
+        store.todos().write().push(Todo::new("???"));
+        tick().await;
+        store.todos().write().push(Todo::new("Profit!"));
+        tick().await;
+        // the effect doesn't read from `todos`, so the count should not have changed
+        assert_eq!(combined_count.load(Ordering::Relaxed), 4);
     }
 
     #[tokio::test]
@@ -542,72 +377,10 @@ mod tests {
         tick().await;
         store.user().update(|name| name.push_str("!!!"));
         tick().await;
-        // the effect reads from `todos`, so it shouldn't trigger every time
+        // the effect reads from `user`, so it should trigger every time
         assert_eq!(combined_count.load(Ordering::Relaxed), 1);
     }
 
-    #[tokio::test]
-    async fn parent_does_notify() {
-        _ = any_spawner::Executor::init_tokio();
-
-        let combined_count = Arc::new(AtomicUsize::new(0));
-
-        let store = Store::new(data());
-
-        Effect::new_sync({
-            let combined_count = Arc::clone(&combined_count);
-            move |prev: Option<()>| {
-                if prev.is_none() {
-                    println!("first run");
-                } else {
-                    println!("next run");
-                }
-                println!("{:?}", *store.todos().read());
-                combined_count.fetch_add(1, Ordering::Relaxed);
-            }
-        });
-        tick().await;
-        tick().await;
-        store.set(Todos::default());
-        tick().await;
-        store.set(data());
-        tick().await;
-        assert_eq!(combined_count.load(Ordering::Relaxed), 3);
-    }
-
-    #[tokio::test]
-    async fn changes_do_notify_parent() {
-        _ = any_spawner::Executor::init_tokio();
-
-        let combined_count = Arc::new(AtomicUsize::new(0));
-
-        let store = Store::new(data());
-
-        Effect::new_sync({
-            let combined_count = Arc::clone(&combined_count);
-            move |prev: Option<()>| {
-                if prev.is_none() {
-                    println!("first run");
-                } else {
-                    println!("next run");
-                }
-                println!("{:?}", *store.read());
-                combined_count.fetch_add(1, Ordering::Relaxed);
-            }
-        });
-        tick().await;
-        tick().await;
-        store.user().set("Greg".into());
-        tick().await;
-        store.user().set("Carol".into());
-        tick().await;
-        store.user().update(|name| name.push_str("!!!"));
-        tick().await;
-        store.todos().write().clear();
-        tick().await;
-        assert_eq!(combined_count.load(Ordering::Relaxed), 5);
-    }
-
     #[tokio::test]
     async fn iterator_tracks_the_field() {
         _ = any_spawner::Executor::init_tokio();
@@ -689,9 +462,4 @@ mod tests {
         tick().await;
         assert_eq!(combined_count.load(Ordering::Relaxed), 2);
     }
-
-    #[derive(Debug, Store)]
-    pub struct StructWithOption {
-        opt_field: Option<Todo>,
-    }
 }

reactive_stores/src/option.rs

@@ -1,210 +0,0 @@
-use crate::{StoreField, Subfield};
-use reactive_graph::traits::Read;
-use std::ops::Deref;
-
-pub trait OptionStoreExt
-where
-    Self: StoreField<Value = Option<Self::Output>>,
-{
-    type Output;
-
-    fn unwrap(self) -> Subfield<Self, Option<Self::Output>, Self::Output>;
-
-    fn map<U>(
-        self,
-        map_fn: impl FnOnce(Subfield<Self, Option<Self::Output>, Self::Output>) -> U,
-    ) -> Option<U>;
-}
-
-impl<T, S> OptionStoreExt for S
-where
-    S: StoreField<Value = Option<T>> + Read,
-    <S as Read>::Value: Deref<Target = Option<T>>,
-{
-    type Output = T;
-
-    fn unwrap(self) -> Subfield<Self, Option<Self::Output>, Self::Output> {
-        Subfield::new(
-            self,
-            0.into(),
-            |t| t.as_ref().unwrap(),
-            |t| t.as_mut().unwrap(),
-        )
-    }
-
-    fn map<U>(
-        self,
-        map_fn: impl FnOnce(Subfield<S, Option<T>, T>) -> U,
-    ) -> Option<U> {
-        if self.read().is_some() {
-            Some(map_fn(self.unwrap()))
-        } else {
-            None
-        }
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use crate::{self as reactive_stores, Store};
-    use reactive_graph::{
-        effect::Effect,
-        traits::{Get, Read, ReadUntracked, Set, Writeable},
-    };
-    use reactive_stores_macro::Store;
-    use std::sync::{
-        atomic::{AtomicUsize, Ordering},
-        Arc,
-    };
-
-    pub async fn tick() {
-        tokio::time::sleep(std::time::Duration::from_micros(1)).await;
-    }
-
-    #[derive(Debug, Clone, Store)]
-    pub struct User {
-        pub name: Option<Name>,
-    }
-
-    #[derive(Debug, Clone, Store)]
-    pub struct Name {
-        pub first_name: Option<String>,
-    }
-
-    #[tokio::test]
-    async fn substores_reachable_through_option() {
-        use crate::OptionStoreExt;
-
-        _ = any_spawner::Executor::init_tokio();
-
-        let combined_count = Arc::new(AtomicUsize::new(0));
-
-        let store = Store::new(User { name: None });
-
-        Effect::new_sync({
-            let combined_count = Arc::clone(&combined_count);
-            move |prev: Option<()>| {
-                if prev.is_none() {
-                    println!("first run");
-                } else {
-                    println!("next run");
-                }
-
-                if store.name().read().is_some() {
-                    println!(
-                        "inner value = {:?}",
-                        *store.name().unwrap().first_name().read()
-                    );
-                } else {
-                    println!("no inner value");
-                }
-
-                combined_count.fetch_add(1, Ordering::Relaxed);
-            }
-        });
-
-        tick().await;
-        store.name().set(Some(Name {
-            first_name: Some("Greg".into()),
-        }));
-        tick().await;
-        store.name().set(None);
-        tick().await;
-        store.name().set(Some(Name {
-            first_name: Some("Bob".into()),
-        }));
-        tick().await;
-        store
-            .name()
-            .unwrap()
-            .first_name()
-            .write()
-            .as_mut()
-            .unwrap()
-            .push_str("!!!");
-        tick().await;
-        assert_eq!(combined_count.load(Ordering::Relaxed), 5);
-        assert_eq!(
-            store
-                .name()
-                .read_untracked()
-                .as_ref()
-                .unwrap()
-                .first_name
-                .as_ref()
-                .unwrap(),
-            "Bob!!!"
-        );
-    }
-
-    #[tokio::test]
-    async fn mapping_over_optional_store_field() {
-        use crate::OptionStoreExt;
-
-        _ = any_spawner::Executor::init_tokio();
-
-        let parent_count = Arc::new(AtomicUsize::new(0));
-        let inner_count = Arc::new(AtomicUsize::new(0));
-
-        let store = Store::new(User { name: None });
-
-        Effect::new_sync({
-            let parent_count = Arc::clone(&parent_count);
-            move |prev: Option<()>| {
-                if prev.is_none() {
-                    println!("parent: first run");
-                } else {
-                    println!("parent: next run");
-                }
-
-                println!("  is_some = {}", store.name().read().is_some());
-                parent_count.fetch_add(1, Ordering::Relaxed);
-            }
-        });
-        Effect::new_sync({
-            let inner_count = Arc::clone(&inner_count);
-            move |prev: Option<()>| {
-                if prev.is_none() {
-                    println!("inner: first run");
-                } else {
-                    println!("inner: next run");
-                }
-
-                println!(
-                    "store inner value length = {:?}",
-                    store.name().map(|inner| inner
-                        .first_name()
-                        .get()
-                        .unwrap_or_default()
-                        .len())
-                );
-                inner_count.fetch_add(1, Ordering::Relaxed);
-            }
-        });
-
-        tick().await;
-        assert_eq!(parent_count.load(Ordering::Relaxed), 1);
-        assert_eq!(inner_count.load(Ordering::Relaxed), 1);
-
-        store.name().set(Some(Name {
-            first_name: Some("Greg".into()),
-        }));
-        tick().await;
-        assert_eq!(parent_count.load(Ordering::Relaxed), 2);
-        assert_eq!(inner_count.load(Ordering::Relaxed), 2);
-
-        println!("\nUpdating first name only");
-        store
-            .name()
-            .unwrap()
-            .first_name()
-            .write()
-            .as_mut()
-            .unwrap()
-            .push_str("!!!");
-
-        tick().await;
-        assert_eq!(parent_count.load(Ordering::Relaxed), 3);
-        assert_eq!(inner_count.load(Ordering::Relaxed), 3);
-    }
-}

reactive_stores/src/patch.rs

@@ -27,13 +27,13 @@ where
     type Value = T::Value;
 
     fn patch(&self, new: Self::Value) {
-        let path = self.path().into_iter().collect::<StorePath>();
+        let path = StorePath::default();
         if let Some(mut writer) = self.writer() {
             // don't track the writer for the whole store
             writer.untrack();
             let mut notify = |path: &StorePath| {
-                self.get_trigger(path.to_owned()).this.notify();
-                self.get_trigger(path.to_owned()).children.notify();
+                println!("notifying on {path:?}");
+                self.get_trigger(path.to_owned()).notify();
             };
             writer.patch_field(new, &path, &mut notify);
         }

reactive_stores/src/store_field.rs

@@ -1,63 +1,32 @@
 use crate::{
     path::{StorePath, StorePathSegment},
-    ArcStore, KeyMap, Store, StoreFieldTrigger,
+    ArcStore, Store,
 };
+use guardian::ArcRwLockWriteGuardian;
 use or_poisoned::OrPoisoned;
 use reactive_graph::{
     owner::Storage,
     signal::{
-        guards::{Mapped, MappedMut, Plain, UntrackedWriteGuard, WriteGuard},
+        guards::{Plain, WriteGuard},
         ArcTrigger,
     },
-    traits::{
-        DefinedAt, IsDisposed, Notify, ReadUntracked, Track, UntrackableGuard,
-        Writeable,
-    },
+    traits::{DefinedAt, UntrackableGuard},
     unwrap_signal,
 };
-use std::{
-    iter,
-    ops::{Deref, DerefMut},
-    panic::Location,
-    sync::Arc,
-};
+use std::{iter, ops::Deref, sync::Arc};
 
 pub trait StoreField: Sized {
     type Value;
     type Reader: Deref<Target = Self::Value>;
     type Writer: UntrackableGuard<Target = Self::Value>;
 
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger;
+    fn get_trigger(&self, path: StorePath) -> ArcTrigger;
 
     fn path(&self) -> impl IntoIterator<Item = StorePathSegment>;
 
-    fn track_field(&self) {
-        let path = self.path().into_iter().collect();
-        let trigger = self.get_trigger(path);
-        trigger.this.track();
-        trigger.children.track();
-    }
-
     fn reader(&self) -> Option<Self::Reader>;
 
     fn writer(&self) -> Option<Self::Writer>;
-
-    fn keys(&self) -> Option<KeyMap>;
-
-    #[track_caller]
-    fn then<T>(
-        self,
-        map_fn: fn(&Self::Value) -> &T,
-        map_fn_mut: fn(&mut Self::Value) -> &mut T,
-    ) -> Then<T, Self> {
-        Then {
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
-            inner: self,
-            map_fn,
-            map_fn_mut,
-        }
-    }
 }
 
 impl<T> StoreField for ArcStore<T>
@@ -66,9 +35,9 @@ where
 {
     type Value = T;
     type Reader = Plain<T>;
-    type Writer = WriteGuard<ArcTrigger, UntrackedWriteGuard<T>>;
+    type Writer = WriteGuard<ArcTrigger, ArcRwLockWriteGuardian<T>>;
 
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
+    fn get_trigger(&self, path: StorePath) -> ArcTrigger {
         let triggers = &self.signals;
         let trigger = triggers.write().or_poisoned().get_or_insert(path);
         trigger
@@ -84,12 +53,9 @@ where
 
     fn writer(&self) -> Option<Self::Writer> {
         let trigger = self.get_trigger(Default::default());
-        let guard = UntrackedWriteGuard::try_new(Arc::clone(&self.value))?;
-        Some(WriteGuard::new(trigger.children, guard))
-    }
-
-    fn keys(&self) -> Option<KeyMap> {
-        Some(self.keys.clone())
+        let guard =
+            ArcRwLockWriteGuardian::take(Arc::clone(&self.value)).ok()?;
+        Some(WriteGuard::new(trigger, guard))
     }
 }
 
@@ -100,9 +66,9 @@ where
 {
     type Value = T;
     type Reader = Plain<T>;
-    type Writer = WriteGuard<ArcTrigger, UntrackedWriteGuard<T>>;
+    type Writer = WriteGuard<ArcTrigger, ArcRwLockWriteGuardian<T>>;
 
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
+    fn get_trigger(&self, path: StorePath) -> ArcTrigger {
         self.inner
             .try_get_value()
             .map(|n| n.get_trigger(path))
@@ -123,151 +89,4 @@ where
     fn writer(&self) -> Option<Self::Writer> {
         self.inner.try_get_value().and_then(|n| n.writer())
     }
-
-    fn keys(&self) -> Option<KeyMap> {
-        self.inner.try_get_value().and_then(|inner| inner.keys())
-    }
-}
-
-#[derive(Debug, Copy, Clone)]
-pub struct Then<T, S>
-where
-    S: StoreField,
-{
-    inner: S,
-    map_fn: fn(&S::Value) -> &T,
-    map_fn_mut: fn(&mut S::Value) -> &mut T,
-    #[cfg(debug_assertions)]
-    defined_at: &'static Location<'static>,
-}
-
-impl<T, S> Then<T, S>
-where
-    S: StoreField,
-{
-    #[track_caller]
-    pub fn new(
-        inner: S,
-        map_fn: fn(&S::Value) -> &T,
-        map_fn_mut: fn(&mut S::Value) -> &mut T,
-    ) -> Self {
-        Self {
-            inner,
-            map_fn,
-            map_fn_mut,
-            #[cfg(debug_assertions)]
-            defined_at: Location::caller(),
-        }
-    }
-}
-
-impl<T, S> StoreField for Then<T, S>
-where
-    S: StoreField,
-{
-    type Value = T;
-    type Reader = Mapped<S::Reader, T>;
-    type Writer = MappedMut<S::Writer, T>;
-
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
-        self.inner.get_trigger(path)
-    }
-
-    fn path(&self) -> impl IntoIterator<Item = StorePathSegment> {
-        self.inner.path()
-    }
-
-    fn reader(&self) -> Option<Self::Reader> {
-        let inner = self.inner.reader()?;
-        Some(Mapped::new_with_guard(inner, self.map_fn))
-    }
-
-    fn writer(&self) -> Option<Self::Writer> {
-        let inner = self.inner.writer()?;
-        Some(MappedMut::new(inner, self.map_fn, self.map_fn_mut))
-    }
-
-    #[inline(always)]
-    fn keys(&self) -> Option<KeyMap> {
-        self.inner.keys()
-    }
-}
-
-impl<T, S> DefinedAt for Then<T, S>
-where
-    S: StoreField,
-{
-    fn defined_at(&self) -> Option<&'static Location<'static>> {
-        #[cfg(debug_assertions)]
-        {
-            Some(self.defined_at)
-        }
-        #[cfg(not(debug_assertions))]
-        {
-            None
-        }
-    }
-}
-
-impl<T, S> IsDisposed for Then<T, S>
-where
-    S: StoreField + IsDisposed,
-{
-    fn is_disposed(&self) -> bool {
-        self.inner.is_disposed()
-    }
-}
-
-impl<T, S> Notify for Then<T, S>
-where
-    S: StoreField,
-{
-    fn notify(&self) {
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.notify();
-        trigger.children.notify();
-    }
-}
-
-impl<T, S> Track for Then<T, S>
-where
-    S: StoreField,
-{
-    fn track(&self) {
-        let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.track();
-        trigger.children.track();
-    }
-}
-
-impl<T, S> ReadUntracked for Then<T, S>
-where
-    S: StoreField,
-{
-    type Value = <Self as StoreField>::Reader;
-
-    fn try_read_untracked(&self) -> Option<Self::Value> {
-        self.reader()
-    }
-}
-
-impl<T, S> Writeable for Then<T, S>
-where
-    T: 'static,
-    S: StoreField,
-{
-    type Value = T;
-
-    fn try_write(&self) -> Option<impl UntrackableGuard<Target = Self::Value>> {
-        self.writer()
-    }
-
-    fn try_write_untracked(
-        &self,
-    ) -> Option<impl DerefMut<Target = Self::Value>> {
-        self.writer().map(|mut writer| {
-            writer.untrack();
-            writer
-        })
-    }
 }

reactive_stores/src/subfield.rs

@@ -1,7 +1,6 @@
 use crate::{
     path::{StorePath, StorePathSegment},
     store_field::StoreField,
-    KeyMap, StoreFieldTrigger,
 };
 use reactive_graph::{
     signal::{
@@ -16,7 +15,10 @@ use reactive_graph::{
 use std::{iter, marker::PhantomData, ops::DerefMut, panic::Location};
 
 #[derive(Debug)]
-pub struct Subfield<Inner, Prev, T> {
+pub struct Subfield<Inner, Prev, T>
+where
+    Inner: StoreField<Value = Prev>,
+{
     #[cfg(debug_assertions)]
     defined_at: &'static Location<'static>,
     path_segment: StorePathSegment,
@@ -28,7 +30,7 @@ pub struct Subfield<Inner, Prev, T> {
 
 impl<Inner, Prev, T> Clone for Subfield<Inner, Prev, T>
 where
-    Inner: Clone,
+    Inner: StoreField<Value = Prev> + Clone,
 {
     fn clone(&self) -> Self {
         Self {
@@ -43,9 +45,15 @@ where
     }
 }
 
-impl<Inner, Prev, T> Copy for Subfield<Inner, Prev, T> where Inner: Copy {}
+impl<Inner, Prev, T> Copy for Subfield<Inner, Prev, T> where
+    Inner: StoreField<Value = Prev> + Copy
+{
+}
 
-impl<Inner, Prev, T> Subfield<Inner, Prev, T> {
+impl<Inner, Prev, T> Subfield<Inner, Prev, T>
+where
+    Inner: StoreField<Value = Prev>,
+{
     #[track_caller]
     pub fn new(
         inner: Inner,
@@ -81,7 +89,7 @@ where
             .chain(iter::once(self.path_segment))
     }
 
-    fn get_trigger(&self, path: StorePath) -> StoreFieldTrigger {
+    fn get_trigger(&self, path: StorePath) -> ArcTrigger {
         self.inner.get_trigger(path)
     }
 
@@ -92,14 +100,9 @@ where
 
     fn writer(&self) -> Option<Self::Writer> {
         let trigger = self.get_trigger(self.path().into_iter().collect());
-        let inner = WriteGuard::new(trigger.children, self.inner.writer()?);
+        let inner = WriteGuard::new(trigger, self.inner.writer()?);
         Some(MappedMut::new(inner, self.read, self.write))
     }
-
-    #[inline(always)]
-    fn keys(&self) -> Option<KeyMap> {
-        self.inner.keys()
-    }
 }
 
 impl<Inner, Prev, T> DefinedAt for Subfield<Inner, Prev, T>
@@ -120,7 +123,7 @@ where
 
 impl<Inner, Prev, T> IsDisposed for Subfield<Inner, Prev, T>
 where
-    Inner: IsDisposed,
+    Inner: StoreField<Value = Prev> + IsDisposed,
 {
     fn is_disposed(&self) -> bool {
         self.inner.is_disposed()
@@ -134,25 +137,19 @@ where
 {
     fn notify(&self) {
         let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.notify();
-        trigger.children.notify();
+        trigger.notify();
     }
 }
 
 impl<Inner, Prev, T> Track for Subfield<Inner, Prev, T>
 where
-    Inner: StoreField<Value = Prev> + Track + 'static,
+    Inner: StoreField<Value = Prev> + 'static,
     Prev: 'static,
     T: 'static,
 {
     fn track(&self) {
-        let inner = self
-            .inner
-            .get_trigger(self.inner.path().into_iter().collect());
-        inner.this.track();
         let trigger = self.get_trigger(self.path().into_iter().collect());
-        trigger.this.track();
-        trigger.children.track();
+        trigger.track();
     }
 }