Setup basic linter

.eslintignore

@@ -0,0 +1,3 @@
+dist
+node_modules
+.eslintrc.js

.eslintrc.js

@@ -0,0 +1,136 @@
+module.exports = {
+    parser: "@typescript-eslint/parser",
+    parserOptions: {
+      ecmaVersion: "latest", // Allows the use of modern ECMAScript features
+      sourceType: "module", // Allows for the use of imports
+      project: "./tsconfig.json"
+    },
+    extends: ["plugin:@typescript-eslint/recommended"], // Uses the linting rules from @typescript-eslint/eslint-plugin
+    env: {
+      node: true, // Enable Node.js global variables
+    },
+    rules: {
+      "array-callback-return": "error",
+          "no-await-in-loop": "error",
+          "no-cond-assign": [ "error", "always" ],
+          "no-constant-binary-expression": "error",
+          "no-constant-condition": "error",
+          "no-constructor-return": "error",
+          "no-duplicate-imports": "error",
+          "no-promise-executor-return": "error",
+          "no-self-compare": "error",
+          "no-undef": [ "error", { "typeof": true } ],
+          "no-unmodified-loop-condition": "error",
+          "no-unreachable-loop": "error",
+          "no-unused-private-class-members": "error",
+          "require-atomic-updates": "error",
+  
+      "accessor-pairs": "error",
+      "block-scoped-var": "error",
+      "curly": [ "error", "all" ],
+      "default-case": "error",
+      "default-case-last": "error",
+      "default-param-last": "error",
+      "dot-notation": "error",
+      "eqeqeq": "error",
+      "func-style": [ "error", "expression" ],
+      "grouped-accessor-pairs": [ "error", "getBeforeSet" ],
+      "no-caller": "error",
+      "no-console": "error",
+      "no-eq-null": "error",
+      "no-eval": "error",
+      "no-extend-native": "error",
+      "no-extra-label": "error",
+      "no-implicit-coercion": "error",
+      "no-implicit-globals": "error",
+      "no-implied-eval": "error",
+      "no-inline-comments": "error",
+      "no-invalid-this": "error",
+      "no-iterator": "error",
+      "no-label-var": "error",
+      "no-labels": "error",
+      "no-lone-blocks": "error",
+      "no-lonely-if": "error",
+      "no-loop-func": "error",
+      "no-magic-numbers": "error",
+      "no-mixed-operators": "error",
+      "no-multi-assign": "error",
+      "no-multi-str": "error",
+      "no-nested-ternary": "error",
+      "no-new": "error",
+      "no-new-func": "error",
+      "no-new-wrappers": "error",
+      "no-nonoctal-decimal-escape": "error",
+      "no-object-constructor": "error",
+      "no-octal-escape": "error",
+      "no-param-reassign": "error",
+      "no-plusplus": "error",
+      "no-proto": "error",
+      "no-return-assign": "error",
+      "no-script-url": "error",
+      "no-sequences": "error",
+      "no-shadow": "error",
+      "no-throw-literal": "error",
+      "no-undef-init": "error",
+      "no-undefined": "error",
+      "no-underscore-dangle": "error",
+      "no-unneeded-ternary": "error",
+      "no-unused-expressions": "error",
+      "no-useless-call": "error",
+      "no-useless-catch": "error",
+      "no-useless-computed-key": "error",
+      "no-useless-concat": "error",
+      "no-useless-constructor": "error",
+      "no-useless-rename": "error",
+      "no-var": "error",
+      "no-void": "error",
+      "one-var": [ "error", "never" ],
+      "one-var-declaration-per-line": [ "error", "always" ],
+      "prefer-arrow-callback": "error",
+      "prefer-const": "error",
+      "prefer-exponentiation-operator": "error",
+      "prefer-named-capture-group": "error",
+      "prefer-numeric-literals": "error",
+      "prefer-object-has-own": "error",
+      "prefer-object-spread": "error",
+      "prefer-promise-reject-errors": "error",
+      "prefer-regex-literals": "error",
+      "prefer-rest-params": "error",
+      "prefer-spread": "error",
+      "prefer-template": "error",
+      "quote-props": [ "error", "as-needed" ],
+      "radix": "error",
+      "require-await": "error",
+      "require-unicode-regexp": "error",
+      "symbol-description": "error",
+      "yoda": "error",
+  
+      "array-bracket-newline": [ "error", "consistent" ],
+          "array-bracket-spacing": [ "error", "always", { "singleValue": false } ],
+          "array-element-newline": [ "error", "consistent" ],
+          "arrow-parens": "error",
+          "arrow-spacing": "error",
+          "block-spacing": "error",
+          "computed-property-spacing": "error",
+          "eol-last": "error",
+          "generator-star-spacing": [ "error", { "before": false, "after": true } ],
+          "key-spacing": "error",
+          "linebreak-style": "error",
+          "lines-around-comment": [ "error", { "allowBlockStart": true }],
+          "max-len": [ "error", { "code": 120 } ],
+          "new-parens": "error",
+          "no-multi-spaces": "error",
+          "no-multiple-empty-lines": "error",
+          "no-trailing-spaces": "error",
+          "no-whitespace-before-property": "error",
+          "nonblock-statement-body-position": [ "error", "below" ],
+          "object-curly-newline": [ "error", { "ObjectExpression": { "consistent": true }, "ObjectPattern": { "consistent": true } } ],
+          "operator-linebreak": "error",
+          "padded-blocks": [ "error", "never" ],
+          "space-in-parens": "error",
+          "switch-colon-spacing": [ "error", { "after": false, "before": false } ],
+          "template-curly-spacing": "error",
+          "wrap-iife": "error",
+          "yield-star-spacing": [ "error", "after" ],
+    }
+  };

package.json

@@ -4,12 +4,16 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "lint": "eslint . --fix"
   },
-  "keywords": [],
   "author": "",
   "license": "ISC",
   "devDependencies": {
+    "@tsconfig/node-lts": "^18.12.5",
+    "@types/node": "^20.8.2",
+    "@typescript-eslint/eslint-plugin": "^6.7.4",
+    "@typescript-eslint/parser": "^6.7.4",
+    "eslint": "^8.50.0",
     "typescript": "^5.2.2"
   }
 }

src/index.ts

@@ -0,0 +1 @@
+console.log("Hello, World!");