Add eslint

Author: thetarnav

.eslintrc

@@ -0,0 +1,29 @@
+{
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint", "no-only-tests", "eslint-comments"],
+  "ignorePatterns": ["node_modules", "dist", "dev", "tsup.config.ts", "vitest.config.ts"],
+  "parserOptions": {
+    "project": "./tsconfig.json",
+    "tsconfigRootDir": ".",
+    "sourceType": "module"
+  },
+  "rules": {
+    "prefer-const": "warn",
+    "no-console": "warn",
+    "no-debugger": "warn",
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      {
+        "argsIgnorePattern": "^_",
+        "varsIgnorePattern": "^_",
+        "caughtErrorsIgnorePattern": "^_"
+      }
+    ],
+    "@typescript-eslint/no-unnecessary-type-assertion": "warn",
+    "@typescript-eslint/no-unnecessary-condition": "warn",
+    "@typescript-eslint/no-useless-empty-export": "warn",
+    "no-only-tests/no-only-tests": "warn",
+    "eslint-comments/no-unused-disable": "warn"
+  }
+}

.github/workflows/tests.yml

@@ -35,5 +35,5 @@ jobs:
         env:
           CI: true
 
-      - name: Typecheck
-        run: pnpm run typecheck
+      - name: Lint
+        run: pnpm run lint

package.json

@@ -1,6 +1,6 @@
 {
-  "version": "0.0.0",
   "name": "{{name_of_lib}}",
+  "version": "0.0.0",
   "description": "{{desc_of_lib}}",
   "license": "MIT",
   "author": "{{me}}",
@@ -50,16 +50,23 @@
     "test:ssr": "pnpm run test:client --mode ssr",
     "prepublishOnly": "pnpm build",
     "format": "prettier --ignore-path .gitignore -w \"src/**/*.{js,ts,json,css,tsx,jsx}\" \"dev/**/*.{js,ts,json,css,tsx,jsx}\"",
-    "update-deps": "pnpm up -Li",
-    "typecheck": "tsc --noEmit"
+    "lint": "concurrently pnpm:lint:*",
+    "lint:code": "eslint --ignore-path .gitignore --max-warnings 0 src/**/*.{js,ts,tsx,jsx}",
+    "lint:types": "tsc --noEmit",
+    "update-deps": "pnpm up -Li"
   },
   "peerDependencies": {
     "solid-js": "^1.6.0"
   },
   "devDependencies": {
+    "@typescript-eslint/eslint-plugin": "^6.1.0",
+    "@typescript-eslint/parser": "^6.1.0",
     "concurrently": "^8.2.0",
     "esbuild": "^0.18.14",
     "esbuild-plugin-solid": "^0.5.0",
+    "eslint": "^8.45.0",
+    "eslint-plugin-eslint-comments": "^3.2.0",
+    "eslint-plugin-no-only-tests": "^3.1.0",
     "jsdom": "^22.1.0",
     "prettier": "3.0.0",
     "solid-js": "^1.7.8",
@@ -73,5 +80,9 @@
   "keywords": [
     "solid"
   ],
-  "packageManager": "[email protected]"
+  "packageManager": "[email protected]",
+  "engines": {
+    "node": ">=18",
+    "pnpm": ">=8.6.0"
+  }
 }