Merge pull request #77752 from oxalica/rust-analyzer

rust-analyzer: init at unstable-2020-03-09

pkgs/misc/vscode-extensions/default.nix

@@ -140,6 +140,8 @@ in
     };
   };
 
+  matklad.rust-analyzer = callPackage ./rust-analyzer {};
+
   scala-lang.scala = buildVscodeMarketplaceExtension {
     mktplcRef = {
       name = "scala";

pkgs/misc/vscode-extensions/rust-analyzer/build-deps/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "rust-analyzer",
+  "version": "0.4.0-dev",
+  "dependencies": {
+    "jsonc-parser": "^2.2.1",
+    "node-fetch": "^2.6.0",
+    "vscode-languageclient": "6.1.3",
+    "@rollup/plugin-commonjs": "^11.0.2",
+    "@rollup/plugin-node-resolve": "^7.1.1",
+    "@types/node": "^12.12.34",
+    "@types/node-fetch": "^2.5.5",
+    "@types/vscode": "1.43.0",
+    "@typescript-eslint/eslint-plugin": "^2.26.0",
+    "@typescript-eslint/parser": "^2.26.0",
+    "eslint": "^6.8.0",
+    "rollup": "^2.3.2",
+    "tslib": "^1.11.1",
+    "typescript": "^3.8.3",
+    "typescript-formatter": "^7.2.2",
+    "vsce": "^1.75.0"
+  }
+}

pkgs/misc/vscode-extensions/rust-analyzer/default.nix

@@ -0,0 +1,50 @@
+# Update script: pkgs/development/tools/rust/rust-analyzer/update.sh
+{ lib, stdenv, vscode-utils, jq, rust-analyzer, nodePackages_10_x
+, setDefaultServerPath ? true
+}:
+
+let
+  pname = "rust-analyzer";
+  publisher = "matklad";
+
+  # Follow the unstable version of rust-analyzer, since the extension is not stable yet.
+  inherit (rust-analyzer) version;
+
+  build-deps = nodePackages_10_x."rust-analyzer-build-deps-../../misc/vscode-extensions/rust-analyzer/build-deps";
+  # FIXME: Making a new derivation to link `node_modules` and run `npm run package`
+  # will cause a build failure.
+  vsix = build-deps.override {
+    src = "${rust-analyzer.src}/editors/code";
+    outputs = [ "vsix" "out" ];
+
+    postInstall = ''
+      npm run package
+      mkdir $vsix
+      cp ${pname}.vsix $vsix/${pname}.zip
+    '';
+  };
+
+in vscode-utils.buildVscodeExtension {
+  inherit version vsix;
+  name = "${pname}-${version}";
+  src = "${vsix}/${pname}.zip";
+  vscodeExtUniqueId = "${publisher}.${pname}";
+
+  nativeBuildInputs = lib.optional setDefaultServerPath jq;
+
+  postFixup = lib.optionalString setDefaultServerPath ''
+    package_json="$out/${publisher}.${pname}/package.json"
+    jq '.contributes.configuration.properties."rust-analyzer.serverPath".default = $s' \
+      --arg s "${rust-analyzer}/bin/rust-analyzer" \
+      $package_json >$package_json.new
+    mv $package_json.new $package_json
+  '';
+
+  meta = with lib; {
+    description = "An alternative rust language server to the RLS";
+    homepage = "https://github.com/rust-analyzer/rust-analyzer";
+    license = with licenses; [ mit asl20 ];
+    maintainers = with maintainers; [ oxalica ];
+    platforms = platforms.all;
+  };
+}