Add C support

- Add basic C Support
- Improve test framework

Author: tmr232

.clang-format

@@ -0,0 +1,2 @@
+BasedOnStyle: LLVM
+IndentWidth: 4

.github/workflows/build.yaml

@@ -1,6 +1,8 @@
 name: Package Extension
 on:
+  pull_request:
   push:
+    branches: main
     tags-ignore:
       - "**"
   release:

CHANGELOG.md

@@ -6,6 +6,10 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 
 ## [Unreleased]
 
+- Improved comment-test framework to allow writing tests for multiple languages
+- Added comment-test in-browser rendering to allow better debugging
+- Add basic support for C
+
 ## [0.0.3] - 2024-09-07
 
 - Learned Go's `fallthrough` keyword

README.md

@@ -19,3 +19,25 @@ Note that the demo only supports a single function and ignores the cursor locati
 ## Supported Languages
 
 - Go
+
+## Development
+
+### Requirements
+
+- [Bun](https://bun.sh/) is required to develop the project.
+- [Bun for Visual Studio Code](https://marketplace.visualstudio.com/items?itemName=oven.bun-vscode) is needed for debugging in VS Code
+- [emscripted](https://emscripten.org/) is only required if you want to add new tree-sitter parsers.
+
+### Getting Started
+
+Clone the project and install dependencies.
+
+```bash
+git clone https://github.com/tmr232/function-graph-overview/
+cd function-graph-overview
+bun install
+```
+
+You can debug the extension via VS Code by pressing F5.
+
+To run the demo, run `bun demo`.

bun.lockb

@@ -7,9 +7,20 @@ export default tseslint.config(
   eslint.configs.recommended,
   ...tseslint.configs.recommended,
   {
-    ignores: ["dist", "webview-content", "src/frontend", "src/demo"],
+    ignores: [
+      "dist",
+      "webview-content",
+      "src/frontend",
+      "src/demo",
+      ".vscode-test.mjs",
+    ],
   },
   {
+    languageOptions: {
+      parserOptions: {
+        projectService: true,
+      },
+    },
     rules: {
       "@typescript-eslint/no-unused-vars": [
         "error", // or "error"
@@ -19,6 +30,7 @@ export default tseslint.config(
           caughtErrorsIgnorePattern: "^_",
         },
       ],
+      "@typescript-eslint/no-unnecessary-condition": "error",
     },
   },
 );

eslint.config.js

@@ -11,6 +11,7 @@
     "web-tree-sitter": "^0.23.0"
   },
   "devDependencies": {
+    "@codemirror/lang-cpp": "^6.0.2",
     "@codemirror/lang-go": "^6.0.1",
     "@eslint/js": "^9.9.1",
     "@rollup/plugin-wasm": "^6.2.2",
@@ -25,6 +26,7 @@
     "prettier-plugin-svelte": "^3.2.6",
     "svelte": "^4.2.18",
     "svelte-codemirror-editor": "^1.4.1",
+    "tree-sitter-c": "^0.23.0",
     "tree-sitter-cli": "^0.23.0",
     "tree-sitter-go": "^0.23.0",
     "typescript-eslint": "^8.4.0",
@@ -42,11 +44,12 @@
     "package": "bun run build && bun run vsce-package",
     "publish": "bun run package && bun run vsce-publish",
     "clean": "rm -r ./dist",
-    "web": "bun run --cwd ./src/frontend/ vite",
+    "web": "bun run ./scripts/collect-comment-tests.ts && bun run --cwd ./src/frontend/ vite",
     "demo": "bun run --cwd ./src/demo/ vite",
     "build-demo": "bun run --cwd ./src/demo/ vite build --outDir ../../dist/demo --base '/function-graph-overview/'",
-    "format": "bun prettier . --write",
-    "lint": "bun format && bun run eslint"
+    "format": "bun prettier . --write --log-level silent",
+    "lint": "bun format && bun run eslint",
+    "generate-parsers": "bun run ./scripts/generate-parsers.ts"
   },
   "//": "START EXTENSION ATTRIBUTES",
   "publisher": "tamir-bahar",

package.json

@@ -0,0 +1,7 @@
+import { testFunctions as testFuncsForGo } from "../src/test/collect-go";
+import { testFunctions as testFuncsForC } from "../src/test/collect-c";
+import { intoRecords } from "../src/test/commentTestUtils";
+
+const records = intoRecords([...testFuncsForC, ...testFuncsForGo]);
+
+Bun.write("./dist/tests/commentTests.json", JSON.stringify(records));

parsers/tree-sitter-c.wasm

@@ -0,0 +1,10 @@
+import { $ } from "bun";
+
+const treeSitter = Bun.file("./node_modules/web-tree-sitter/tree-sitter.wasm");
+await Bun.write("./parsers/tree-sitter.wasm", treeSitter);
+
+const parsers = ["tree-sitter-go", "tree-sitter-c"];
+
+for (const name of parsers) {
+  await $`bun x --bun tree-sitter build --wasm -o ./parsers/${name}.wasm ./node_modules/${name}/`;
+}