eslint

.eslintrc.cjs

@@ -0,0 +1,55 @@
+/** @type {import("eslint").Linter.Config} */
+const config = {
+  root: true,
+  parser: "@typescript-eslint/parser",
+  plugins: ["isaacscript", "import"],
+  extends: [
+    "plugin:@typescript-eslint/recommended-type-checked",
+    "plugin:@typescript-eslint/stylistic-type-checked",
+    "plugin:prettier/recommended",
+  ],
+  parserOptions: {
+    ecmaVersion: "latest",
+    sourceType: "module",
+    tsconfigRootDir: __dirname,
+    project: [
+      "./tsconfig.json",
+      "./cli/tsconfig.eslint.json", // separate eslint config for the CLI since we want to lint and typecheck differently due to template files
+      "./upgrade/tsconfig.json",
+      "./www/tsconfig.json",
+    ],
+  },
+  overrides: [
+    // Template files don't have reliable type information
+    {
+      files: ["./cli/template/**/*.{ts,tsx}"],
+      extends: ["plugin:@typescript-eslint/disable-type-checked"],
+    },
+  ],
+  rules: {
+    // These off/not-configured-the-way-we-want lint rules we like & opt into
+    "@typescript-eslint/no-explicit-any": "error",
+    "@typescript-eslint/no-unused-vars": [
+      "error",
+      { argsIgnorePattern: "^_", destructuredArrayIgnorePattern: "^_" },
+    ],
+    "@typescript-eslint/consistent-type-imports": [
+      "error",
+      { prefer: "type-imports", fixStyle: "inline-type-imports" },
+    ],
+    "import/consistent-type-specifier-style": ["error", "prefer-inline"],
+
+    // For educational purposes we format our comments/jsdoc nicely
+    "isaacscript/complete-sentences-jsdoc": "warn",
+    "isaacscript/format-jsdoc-comments": "warn",
+
+    // These lint rules don't make sense for us but are enabled in the preset configs
+    "@typescript-eslint/no-confusing-void-expression": "off",
+    "@typescript-eslint/restrict-template-expressions": "off",
+
+    // This rule doesn't seem to be working properly
+    "@typescript-eslint/prefer-nullish-coalescing": "off",
+  },
+};
+
+module.exports = config;

package.json

@@ -14,7 +14,8 @@
     "typecheck": "bunx --bun tsc",
     "format:check": "prettier --check .",
     "format": "prettier --write . --list-different",
-    "reset-cache": "rm -rf /home/whatplan/.bun/install/cache && rm -rf node_modules && bun i"
+    "lint": "eslint . --report-unused-disable-directives",
+    "lint:fix": "eslint . --report-unused-disable-directives --fix"
   },
   "devDependencies": {
     "@flydotio/dockerfile": "latest",
@@ -26,6 +27,15 @@
     "bun-types": "latest",
     "concurrently": "^8.2.1",
     "drizzle-kit": "^0.19.13",
+    "@typescript-eslint/eslint-plugin": "^6.7.0",
+    "@typescript-eslint/parser": "^6.7.0",
+    "eslint": "^8.49.0",
+    "eslint-config-prettier": "^9.0.0",
+    "eslint-config-turbo": "^1.10.14",
+    "eslint-plugin-import": "^2.28.1",
+    "eslint-plugin-isaacscript": "^3.5.5",
+    "eslint-plugin-prettier": "^5.0.0",
+    "@types/eslint": "^8.44.2",
     "pino": "^8.15.1",
     "prettier": "^3.0.3",
     "prettier-plugin-tailwindcss": "^0.5.4",

src/context/index.ts

@@ -21,10 +21,6 @@ const loggerConfig =
       }
     : { level: config.env.LOG_LEVEL };
 
-function optionallyUse(condition: boolean, middleware: any): any {
-  return condition ? middleware : (a: any) => a;
-}
-
 export const ctx = new Elysia({
   name: "@app/ctx",
 })