wip: infrastructure for wasm builds

.cargo/config.toml

@@ -0,0 +1,2 @@
+[target.wasm32-unknown-unknown]
+rustflags = ['--cfg', 'getrandom_backend="wasm_js"']

Cargo.lock

@@ -24,7 +24,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
 dependencies = [
  "cfg-if",
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
  "once_cell",
  "version_check",
  "zerocopy",
@@ -615,14 +615,16 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73fea8450eea4bac3940448fb7ae50d91f034f941199fcd9d909a5a07aa455f0"
+checksum = "26145e563e54f2cadc477553f1ec5ee650b00862f0a58bcd12cbdc5f0ea2d2f4"
 dependencies = [
  "cfg-if",
+ "js-sys",
  "libc",
  "r-efi",
  "wasi 0.14.2+wasi-0.2.4",
+ "wasm-bindgen",
 ]
 
 [[package]]
@@ -1139,6 +1141,7 @@ name = "offline-web-model"
 version = "0.1.0"
 dependencies = [
  "blake2",
+ "getrandom 0.3.3",
  "rand 0.9.1",
  "serde",
 ]
@@ -1157,6 +1160,7 @@ dependencies = [
  "thiserror 2.0.12",
  "tokio",
  "uuid",
+ "wasm-bindgen",
 ]
 
 [[package]]
@@ -1359,7 +1363,7 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38"
 dependencies = [
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
 ]
 
 [[package]]
@@ -1911,7 +1915,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e8a64e3985349f2441a1a9ef0b853f869006c3855f2cda6862a94d26ebb9d6a1"
 dependencies = [
  "fastrand",
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
  "once_cell",
  "rustix",
  "windows-sys 0.59.0",
@@ -2198,7 +2202,7 @@ version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3cf4199d1e5d15ddd86a694e4d0dffa9c323ce759fea589f00fef9d81cc1931d"
 dependencies = [
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
  "js-sys",
  "wasm-bindgen",
 ]

Makefile

@@ -0,0 +1,16 @@
+build: wasm native
+
+native: model-native storage-native
+
+model-native:
+	cargo build --features native -p offline-web-model
+
+storage-native:
+	cargo build --features native -p offline-web-storage
+
+wasm: model-wasm storage-wasm
+
+model-wasm:
+	cargo build --target=wasm32-unknown-unknown --features wasm -p offline-web-model --verbose
+storage-wasm:
+	cargo build --target=wasm32-unknown-unknown --features wasm -p offline-web-storage --verbose

flake.nix

@@ -16,7 +16,10 @@
       rust-overlay.overlays.default
     ];
     pkgs = import nixpkgs { inherit system overlays; };
-    rust-bin = pkgs.rust-bin.stable.latest.default;
+    rust-bin = pkgs.rust-bin.stable.latest.default.override {
+        targets = [ "wasm32-unknown-unknown" ];
+        extensions = [ "rust-src" ];
+    };
     naersk-lib = pkgs.callPackage naersk {
         rustc = rust-bin;
         cargo = rust-bin;
@@ -37,7 +40,7 @@
   {
     packages.default = project;
     devShells.default = pkgs.mkShell {
-      buildInputs = [ rust-bin pkgs.rust-analyzer pkgs.cargo-tarpaulin ];
+      buildInputs = [ rust-bin pkgs.rust-analyzer pkgs.cargo-tarpaulin pkgs.wasm-pack ];
       packages = with pkgs; [ gnumake ];
     };
   });

offline-web-model/Cargo.toml

@@ -3,7 +3,14 @@ name = "offline-web-model"
 version = "0.1.0"
 edition = "2024"
 
+[features]
+native = [ ]
+wasm = ["getrandom/wasm_js"]
+
 [dependencies]
 blake2 = "0.10.6"
+getrandom = { version="0.3.3", features=["wasm_js"] }
 rand = "0.9.1"
 serde = { version = "1.0.219", features = ["derive", "rc"] }
+
+

offline-web-storage/Cargo.toml

@@ -3,10 +3,14 @@ name = "offline-web-storage"
 version = "0.1.0"
 edition = "2021"
 
+[features]
+native = ["sqlx", "tokio"]
+wasm = ["offline-web-model/wasm", "uuid/js"]
+
 [dependencies]
 offline-web-model = { path = "../offline-web-model" }
-sqlx = { version = "0.7", features = ["runtime-tokio-rustls", "sqlite", "uuid", "chrono"] }
+sqlx = { version = "0.7", features = ["runtime-tokio-rustls", "sqlite", "uuid", "chrono"], optional=true }
-tokio = { version = "1.0", features = ["full"] }
+tokio = { version = "1.0", features = ["full"], optional=true }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 anyhow = "1.0"
@@ -14,5 +18,6 @@ uuid = { version = "1.0", features = ["v4"] }
 chrono = { version = "0.4", features = ["serde"] }
 blake2 = "0.10"
 thiserror = "2.0.12"
+wasm-bindgen = { version = "0.2.100", optional=true }
 
 [dev-dependencies]

offline-web-storage/src/lib.rs

@@ -20,9 +20,14 @@ pub trait ReferenceStore {
     async fn get_graph(&self, root_name: &str) -> Result<Vec<Reference>, StoreError>;
 }
 
+#[cfg(feature="native")]
 mod sqlite;
 
+#[cfg(feature="native")]
 pub use sqlite::SqliteReferenceStore;
 
-#[cfg(test)]
+#[cfg(feature="native")]
+mod indexeddb;
+
+#[cfg(all(test, feature="native"))]
 mod integration_tests;