Change eslint config to support Preact (#291)

Author: Archmonger

src/js/bun.lockb

@@ -1,6 +1,5 @@
-import react from "eslint-plugin-react";
-import globals from "globals";
 import path from "node:path";
+import globals from "globals";
 import { fileURLToPath } from "node:url";
 import js from "@eslint/js";
 import { FlatCompat } from "@eslint/eslintrc";
@@ -13,13 +12,10 @@ const compat = new FlatCompat({
   allConfig: js.configs.all,
 });
 
+// ESLint config for Preact project
 export default [
-  ...compat.extends("eslint:recommended", "plugin:react/recommended"),
+  ...compat.extends("eslint:recommended"),
   {
-    plugins: {
-      react,
-    },
-
     languageOptions: {
       globals: {
         ...globals.browser,
@@ -29,15 +25,5 @@ export default [
       ecmaVersion: "latest",
       sourceType: "module",
     },
-
-    settings: {
-      react: {
-        version: "18.2.0",
-      },
-    },
-
-    rules: {
-      "react/prop-types": "off",
-    },
   },
 ];

src/js/eslint.config.mjs

@@ -1,15 +1,4 @@
 {
-  "type": "module",
-  "scripts": {
-    "format": "prettier --write . && eslint --fix",
-    "check": "prettier --check . && eslint"
-  },
-  "devDependencies": {
-    "eslint": "^9.13.0",
-    "eslint-plugin-react": "^7.37.1",
-    "prettier": "^3.3.3",
-    "bun-types": "^0.5.0"
-  },
   "dependencies": {
     "@pyscript/core": "^0.6",
     "@reactpy/client": "^0.3.2",
@@ -18,5 +7,19 @@
     "preact": "^10.26.9",
     "react": "npm:@preact/compat@17.1.2",
     "react-dom": "npm:@preact/compat@17.1.2"
-  }
+  },
+  "devDependencies": {
+    "bun-types": "^0.5.0",
+    "eslint": "^9.13.0",
+    "eslint-config-preact": "^1.5.0",
+    "prettier": "^3.3.3"
+  },
+  "eslintConfig": {
+    "extends": "preact"
+  },
+  "scripts": {
+    "check": "prettier --check . && eslint",
+    "format": "prettier --write . && eslint --fix"
+  },
+  "type": "module"
 }

src/js/package.json

@@ -1,6 +1,5 @@
 {
   "compilerOptions": {
-    "allowImportingTsExtensions": true,
     "allowJs": true,
     "allowSyntheticDefaultImports": true,
     "declaration": true,
@@ -14,7 +13,6 @@
     "module": "Preserve",
     "moduleDetection": "force",
     "moduleResolution": "bundler",
-    "noEmit": true,
     "noEmitOnError": true,
     "noUnusedLocals": true,
     "paths": {