Attempt to get basic leptos site working in devshell and nix package

mx-aliases/.gitignore

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+target/

mx-aliases/Cargo.toml

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+[package]
+name = "mx-aliases"
+edition = "2024"
+version = "1.0.0"
+metadata.crane.name = "mx-aliases"
+
+[package.metadata.leptos]
+output-name = "mx-aliases"
+site-root = "target/mx-aliases"
+site-pkg-dir = "assets"
+style-file = "styles/main.scss"
+assets-dir = "public"
+site-addr = "127.0.0.1:3000"
+reload-port = 3001
+bin-features = ["server"]
+bin-default-features = false
+lib-features = ["client"]
+lib-default-features = false
+lib-profile-release = "wasm-release"
+
+[profile.wasm-release]
+inherits = "release"
+opt-level = 'z'
+lto = true
+codegen-units = 1
+panic = "abort"
+
+
+[lib]
+crate-type = ["cdylib", "rlib"]
+
+[features]
+default = ["server", "client"]
+server = ["ssr"]
+client = ["hydrate"]
+hydrate = ["leptos/hydrate", "dep:console_error_panic_hook", "dep:wasm-bindgen"]
+ssr = [
+	"dep:axum",
+	"dep:tokio",
+	"dep:leptos_axum",
+	"leptos/ssr",
+	"leptos_meta/ssr",
+	"leptos_router/ssr",
+]
+
+[dependencies]
+axum = { version = "0.8.0", optional = true }
+console_error_panic_hook = { version = "0.1.7", optional = true }
+leptos = { version = "0.8.6" }
+leptos_axum = { version = "0.8.0", optional = true }
+leptos_meta = { version = "0.8.0" }
+leptos_router = { version = "0.8.0" }
+tokio = { version = "1", features = ["rt-multi-thread"], optional = true }
+wasm-bindgen = { version = "=0.2.100", optional = true }

mx-aliases/default.nix

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+{
+  pkgs,
+  lib,
+  crane,
+  advisory-db,
+}:
+let
+  runtimeInputs = [ ];
+  rustToolchain = pkgs.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;
+  craneLib = (crane.mkLib pkgs).overrideToolchain rustToolchain;
+  src = craneLib.cleanCargoSource ./.;
+  commonArgs = {
+    inherit src;
+    strictDeps = true;
+    buildInputs = [ ];
+    nativeBuildInputs = [
+      pkgs.leptosfmt
+      pkgs.cargo-leptos
+      pkgs.binaryen
+      pkgs.dart-sass
+    ];
+  };
+  cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+  individualCrateArgs = commonArgs // {
+    inherit cargoArtifacts;
+    inherit (craneLib.crateNameFromCargoToml { inherit src; }) version;
+    doCheck = false;
+  };
+  fileSet = lib.fileset.toSource {
+    root = ./.;
+    fileset = lib.fileset.unions [
+      ./Cargo.lock
+      ./Cargo.toml
+      ./rust-analyzer.toml
+      ./rust-toolchain.toml
+      ./rustfmt.toml
+      ./styles
+      ./src
+      ./public
+    ];
+  };
+in
+{
+  rustPackage = craneLib.buildPackage (
+    individualCrateArgs
+    // {
+      pname = "mx-aliases";
+      src = fileSet;
+      nativeBuildInputs = commonArgs.nativeBuildInputs ++ [ pkgs.makeWrapper ];
+      buildPhaseCargoCommand = ''
+        cargoBuildLog=$(mktemp cargoBuildLogXXXX.json)
+        cargo leptos build --release > "$cargoBuildLog"
+      '';
+      installPhase = ''
+        mkdir -p $out/bin/
+        cp target/release/mx-aliases $out/bin/
+        cp -r target/mx-aliases $out/lib
+      '';
+      postFixup = ''
+        wrapProgram $out/bin/mx-aliases \
+          --set PATH "${lib.makeBinPath runtimeInputs}" \
+          --set LEPTOS_SITE_ROOT $out/lib \
+          --set LEPTOS_SITE_PKG_DIR assets
+      '';
+      meta = {
+        mainProgram = "mx-aliases";
+      };
+    }
+  );
+  checks = {
+    mx-aliases-clippy = craneLib.cargoClippy (
+      commonArgs
+      // {
+        inherit cargoArtifacts;
+        cargoClippyExtraArgs = "--all-targets -- --deny warnings";
+      }
+    );
+    mx-aliases-doc = craneLib.cargoDoc (
+      commonArgs
+      // {
+        inherit cargoArtifacts;
+      }
+    );
+    mx-aliases-fmt = craneLib.cargoFmt (
+      commonArgs
+      // {
+        inherit cargoArtifacts;
+      }
+    );
+    # Not used currently, as I have some other formatter changing toml formatting
+    # not sure where it comes from, but I need to find out and decide on a formatter
+    mx-aliases-toml-fmt = craneLib.taploFmt {
+      src = lib.sources.sourceFilesBySuffices src [ ".toml" ];
+    };
+    mx-aliases-audit = craneLib.cargoAudit {
+      inherit src advisory-db;
+    };
+  };
+  devDeps = [
+    rustToolchain
+  ]
+  ++ commonArgs.buildInputs
+  ++ commonArgs.nativeBuildInputs;
+}

mx-aliases/rust-analyzer.toml

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+[rustfmt]
+overrideCommand = ["leptosfmt", "--stdin", "--rustfmt"]

mx-aliases/rust-toolchain.toml

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+[toolchain]
+channel = "1.88.0"
+components = ["rustfmt", "clippy", "cargo", "rust-src"]
+profile = "minimal"
+targets = [
+	"wasm32-unknown-unknown",
+	"x86_64-unknown-linux-gnu",
+	"aarch64-unknown-linux-gnu",
+	"aarch64-apple-darwin",
+]

mx-aliases/rustfmt.toml

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+edition = "2024"

mx-aliases/src/app.rs

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+use leptos::prelude::*;
+use leptos_meta::{MetaTags, Stylesheet, Title, provide_meta_context};
+use leptos_router::{
+    StaticSegment,
+    components::{Route, Router, Routes},
+};
+
+pub fn shell(options: LeptosOptions) -> impl IntoView {
+    view! {
+        <!DOCTYPE html>
+        <html lang="en">
+            <head>
+                <meta charset="utf-8" />
+                <meta name="viewport" content="width=device-width, initial-scale=1" />
+                <AutoReload options=options.clone() />
+                <HydrationScripts options />
+                <MetaTags />
+            </head>
+            <body>
+                <App />
+            </body>
+        </html>
+    }
+}
+
+#[component]
+pub fn App() -> impl IntoView {
+    // Provides context that manages stylesheets, titles, meta tags, etc.
+    provide_meta_context();
+
+    view! {
+        // injects a stylesheet into the document <head>
+        // id=leptos means cargo-leptos will hot-reload this stylesheet
+        <Stylesheet id="leptos" href="/assets/mx-aliases.css" />
+
+        // sets the document title
+        <Title text="Welcome to Leptos" />
+
+        // content for this welcome page
+        <Router>
+            <main>
+                <Routes fallback=|| "Page not found.".into_view()>
+                    <Route path=StaticSegment("") view=HomePage />
+                </Routes>
+            </main>
+        </Router>
+    }
+}
+
+/// Renders the home page of your application.
+#[component]
+fn HomePage() -> impl IntoView {
+    // Creates a reactive value to update the button
+    let count = RwSignal::new(0);
+    let on_click = move |_| *count.write() += 1;
+
+    view! {
+        <h1>"Welcome to Leptos!"</h1>
+        <button on:click=on_click>"Click Me: " {count}</button>
+    }
+}

mx-aliases/src/lib.rs

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+pub mod app;
+
+#[cfg(feature = "hydrate")]
+#[wasm_bindgen::prelude::wasm_bindgen]
+pub fn hydrate() {
+    use crate::app::*;
+    console_error_panic_hook::set_once();
+    leptos::mount::hydrate_body(App);
+}

mx-aliases/src/main.rs

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+#[cfg(feature = "ssr")]
+#[tokio::main]
+async fn main() {
+    use axum::Router;
+    use leptos::logging::log;
+    use leptos::prelude::*;
+    use leptos_axum::{LeptosRoutes, generate_route_list};
+    use mx_aliases::app::*;
+
+    let conf = get_configuration(None).unwrap();
+    let addr = conf.leptos_options.site_addr;
+    let leptos_options = conf.leptos_options;
+    // Generate the list of routes in your Leptos App
+    let routes = generate_route_list(App);
+
+    let app = Router::new()
+        .leptos_routes(&leptos_options, routes, {
+            let leptos_options = leptos_options.clone();
+            move || shell(leptos_options.clone())
+        })
+        .fallback(leptos_axum::file_and_error_handler(shell))
+        .with_state(leptos_options);
+
+    // run our app with hyper
+    // `axum::Server` is a re-export of `hyper::Server`
+    log!("listening on http://{}", &addr);
+    let listener = tokio::net::TcpListener::bind(&addr).await.unwrap();
+    axum::serve(listener, app.into_make_service())
+        .await
+        .unwrap();
+}
+
+#[cfg(not(feature = "ssr"))]
+pub fn main() {
+    // no client-side main function
+    // unless we want this to work with e.g., Trunk for pure client-side testing
+    // see lib.rs for hydration function instead
+}