WIP: build: migrate to wasm-based build and add smoke tests

index.cjs

@@ -0,0 +1,16 @@
+const fs = require("fs");
+const path = require("path");
+
+let wasm;
+
+if (typeof process === "object" && process.versions?.node) {
+  // Node — export the wasm as a Buffer
+  const wasmPath = path.resolve(__dirname, "./tree-sitter-cmake.wasm");
+  wasm = fs.readFileSync(wasmPath);
+} else {
+  // Browser / Bundler / Deno
+  const { pathToFileURL } = require("url");
+  wasm = new URL("./tree-sitter-cmake.wasm", pathToFileURL(__filename)).href;
+}
+
+module.exports = wasm;

index.mjs

@@ -0,0 +1,19 @@
+let wasm;
+
+if (typeof process === "object" && process.versions?.node) {
+  // Node - export the wasm as a buffer
+  const { readFileSync } = await import("node:fs");
+  const { fileURLToPath } = await import("node:url");
+  const { dirname, resolve } = await import("node:path");
+
+  const __dirname = dirname(fileURLToPath(import.meta.url));
+  const wasmPath = resolve(__dirname, "./tree-sitter-cmake.wasm");
+
+  wasm = readFileSync(wasmPath);
+} else {
+  // Browser / Bundler / Deno
+  wasm = new URL("./tree-sitter-cmake.wasm", import.meta.url).href;
+}
+
+export { wasm };
+export default wasm;

npm-test/cjs/package.json

@@ -0,0 +1 @@
+{ "type": "commonjs" }

npm-test/cjs/smoke.test.cjs

@@ -0,0 +1,24 @@
+const test = require('node:test');
+const assert = require('node:assert');
+
+const { Parser, Language } = require('web-tree-sitter');
+
+const cmake = require('../../index.cjs');
+
+let lang;
+
+test.before(async () => {
+  await Parser.init();
+  lang = await Language.load(cmake);
+});
+
+test('wasm grammar loads', async () => {
+  assert.ok(lang);
+});
+
+test('can parse a simple file', async () => {
+  const parser = new Parser();
+  parser.setLanguage(lang)
+  const tree = parser.parse('project(foo)');
+  assert.equal(tree?.rootNode?.type, 'source_file');
+});

npm-test/mjs/package.json

@@ -0,0 +1 @@
+{ "type": "module" }

npm-test/mjs/smoke.test.mjs

@@ -0,0 +1,20 @@
+import test from 'node:test'
+import assert from 'node:assert'
+
+import { Parser, Language } from 'web-tree-sitter';
+
+import cmake from '../../index.mjs'
+
+await Parser.init();
+const lang = await Language.load(cmake)
+
+test('wasm grammar loads', async () => {
+  assert.ok(lang);
+});
+
+test('can parse a simple file', async () => {
+  const parser = new Parser();
+  parser.setLanguage(lang)
+  const tree = parser.parse('project(foo)');
+  assert.equal(tree?.rootNode?.type, 'source_file');
+});

package.json

@@ -1,37 +1,58 @@
 {
   "name": "tree-sitter-cmake",
   "version": "0.7.1",
-  "description": "CMake grammar for tree-sitter",
-  "main": "bindings/node",
-  "types": "bindings/node",
+  "description": "WebAssembly build of the CMake grammar for tree-sitter",
+  "main": "./index.mjs",
+  "types": "./bindings/node",
+  "exports": {
+    ".": {
+      "import": "./index.mjs",
+      "require": "./index.cjs"
+    }
+  },
   "author": "Uy Ha",
+  "maintainers": [
+    "Sven Johansson <[email protected]>"
+  ],
+  "contributors": [
+    "Sven Johansson <[email protected]>"
+  ],
   "license": "MIT",
+  "packageManager": "[email protected]",
   "dependencies": {
-    "node-addon-api": "^7.1.0",
-    "node-gyp-build": "^4.8.0"
+    "node-gyp-build": "^4.8.2"
+  },
+  "devDependencies": {
+    "web-tree-sitter": "^0.25.10"
   },
   "peerDependencies": {
-    "tree-sitter": "^0.21.0"
+    "tree-sitter": "^0.21.1"
   },
   "peerDependenciesMeta": {
     "tree_sitter": {
       "optional": true
     }
   },
   "files": [
+    "README.md",
+    "LICENSE",
+    "package.json",
+    "index.mjs",
+    "index.cjs",
+    "tree-sitter-cmake.wasm",
     "grammar.js",
-    "binding.gyp",
+    "queries/*",
     "prebuilds/**",
     "bindings/node/*",
-    "queries/*",
     "src/**"
   ],
-  "devDependencies": {
-    "tree-sitter-cli": "^0.21.0",
-    "prebuildify": "^6.0.0"
-  },
   "scripts": {
+    "build": "pnpx tree-sitter-cli build --wasm --output tree-sitter-cmake.wasm",
+    "prepack": "pnpm build",
     "install": "node-gyp-build",
-    "prebuildify": "prebuildify --napi --strip"
+    "prebuildify": "prebuildify --napi --strip",
+    "test:cjs": "node --test npm-test/cjs",
+    "test:mjs": "node --test npm-test/mjs",
+    "test": "node --test bindings/node && pnpm test:cjs && pnpm test:mjs"
   }
 }

pnpm-workspace.yaml

@@ -0,0 +1,2 @@
+allowedBuiltDependencies:
+  - tree-sitter