updates

nix/wasm.nix

@@ -0,0 +1,61 @@
+{
+  rustPlatform,
+  nodejs_20,
+  pkg-config,
+  openssl,
+  fetchCrate,
+  rust-bin,
+  wasm-pack,
+  binaryen,
+  lib
+}: let
+  deps = (builtins.fromTOML (builtins.readFile ../wasm/Cargo.toml)).dependencies;
+  wasm-bindgen-version = lib.strings.removePrefix "=" deps.wasm-bindgen.version;
+  wasm-bindgen-cli = rustPlatform.buildRustPackage rec {
+    pname = "wasm-bindgen-cli";
+    version = wasm-bindgen-version;
+    src = fetchCrate {
+      inherit pname version;
+      sha256 = "sha256-3RJzK7mkYFrs7C/WkhW9Rr4LdP5ofb2FdYGz1P7Uxog=";
+    };
+
+    cargoHash = "sha256-tD0OY2PounRqsRiFh8Js5nyknQ809ZcHMvCOLrvYHRE=";
+    nativeBuildInputs = [pkg-config];
+
+    buildInputs = [openssl];
+
+    checkInputs = [nodejs_20];
+
+    dontCargoCheck = true;
+  };
+  rust-wasm = rust-bin.stable.latest.default.override {
+    targets = ["wasm32-unknown-unknown"];
+  };
+in
+  rustPlatform.buildRustPackage rec {
+    name = "demo-inspector-wasm";
+    version = "0.1.0";
+
+    cargoLock = {
+      lockFile = ../wasm/Cargo.lock;
+    };
+
+    src = ../wasm;
+
+    WASM_PACK_CACHE = "/build/cache";
+    nativeBuildInputs = [rust-wasm wasm-pack wasm-bindgen-cli binaryen];
+    buildPhase = ''
+      runHook preBuild
+      (
+      set -x
+      wasm-pack build --mode no-install
+      )
+      runHook postBuild
+    '';
+    dontCargoBuild = true;
+    dontCargoCheck = true;
+
+    installPhase = ''
+      cp -r pkg $out
+    '';
+  }