chore: Migrating from .eslintrc.json to eslint.config.mjs to meet new…

… eslint requirements

eslint.config.mjs

@@ -0,0 +1,96 @@
+import typescriptEslint from "@typescript-eslint/eslint-plugin";
+import globals from "globals";
+import tsParser from "@typescript-eslint/parser";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import js from "@eslint/js";
+import { FlatCompat } from "@eslint/eslintrc";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+    baseDirectory: __dirname,
+    recommendedConfig: js.configs.recommended,
+    allConfig: js.configs.all
+});
+
+export default [{
+    ignores: ["**/*.js", "**/*.d.ts", "**/lib/"],
+}, ...compat.extends("prettier", "eslint:recommended", "plugin:@typescript-eslint/recommended"), {
+    plugins: {
+        "@typescript-eslint": typescriptEslint,
+    },
+
+    languageOptions: {
+        globals: {
+            ...globals.browser,
+        },
+
+        parser: tsParser,
+        ecmaVersion: "latest",
+        sourceType: "module",
+
+        parserOptions: {
+            project: ["./tsconfig.json"],
+        },
+    },
+
+    rules: {
+        "consistent-return": ["warn"],
+        "consistent-this": ["warn", "that"],
+        "dot-notation": ["warn"],
+        eqeqeq: ["warn"],
+        "grouped-accessor-pairs": ["warn"],
+        "init-declarations": ["warn", "always"],
+        "linebreak-style": ["warn", "unix"],
+        "max-classes-per-file": ["warn", 1],
+        "new-cap": ["warn"],
+        "no-alert": ["warn"],
+        "no-case-declarations": ["warn"],
+
+        "no-constant-condition": ["error", {
+            checkLoops: false,
+        }],
+
+        "no-duplicate-imports": ["warn"],
+        "no-eq-null": ["warn"],
+        "no-eval": ["warn"],
+        "no-extra-semi": ["warn"],
+        "no-global-assign": ["warn"],
+        "no-implicit-coercion": ["warn"],
+        "no-implicit-globals": ["warn"],
+        "no-implied-eval": ["warn"],
+        "no-inline-comments": ["warn"],
+        "no-invalid-this": ["warn"],
+        "no-multi-assign": ["warn"],
+        "no-new": ["warn"],
+        "no-new-func": ["warn"],
+        "no-new-object": ["warn"],
+        "no-new-wrappers": ["warn"],
+        "no-param-reassign": ["warn"],
+        "no-redeclare": ["warn"],
+        "no-sequences": ["warn"],
+        "no-throw-literal": ["warn"],
+        "no-useless-call": ["warn"],
+        "no-useless-constructor": ["warn"],
+        "no-useless-rename": ["warn"],
+        "no-var": ["warn"],
+        "one-var": ["warn", "never"],
+        "operator-assignment": ["warn", "always"],
+        "prefer-const": ["warn"],
+        "prefer-promise-reject-errors": ["warn"],
+        "prefer-rest-params": ["warn"],
+        "prefer-spread": ["warn"],
+        "prefer-template": ["warn"],
+        "require-await": ["warn"],
+        semi: ["warn", "always"],
+        "space-before-function-paren": ["warn", "never"],
+
+        "@typescript-eslint/no-empty-function": ["error", {
+            allow: ["methods", "setters"],
+        }],
+
+        "@typescript-eslint/no-non-null-assertion": "off",
+        "@typescript-eslint/no-unused-vars": "off",
+    },
+}];

tsconfig.json

@@ -28,6 +28,7 @@
     ],
   },
   "include": [
+    "eslint.config.mjs",
     "src/**/*.ts",
     "test/**/*.ts"
   ]