Add new eslint config

eslint.config.mjs

@@ -0,0 +1,130 @@
+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 [...compat.extends("eslint:recommended"), {
+    languageOptions: {
+        globals: {
+            ARGV: "readonly",
+            Debugger: "readonly",
+            GIRepositoryGType: "readonly",
+            globalThis: "readonly",
+            imports: "readonly",
+            Intl: "readonly",
+            log: "readonly",
+            logError: "readonly",
+            pkg: "readonly",
+            print: "readonly",
+            printerr: "readonly",
+            window: "readonly",
+            TextEncoder: "readonly",
+            TextDecoder: "readonly",
+            console: "readonly",
+            setTimeout: "readonly",
+            setInterval: "readonly",
+            clearTimeout: "readonly",
+            clearInterval: "readonly",
+        },
+
+        ecmaVersion: 2022,
+        sourceType: "module",
+    },
+
+    rules: {
+        "array-callback-return": "error",
+        "no-await-in-loop": "error",
+        "no-constant-binary-expression": "error",
+        "no-constructor-return": "error",
+        "no-new-native-nonconstructor": "error",
+        "no-promise-executor-return": "error",
+        "no-self-compare": "error",
+        "no-template-curly-in-string": "error",
+        "no-unmodified-loop-condition": "error",
+        "no-unreachable-loop": "error",
+        "no-unused-private-class-members": "error",
+
+        "no-use-before-define": ["error", {
+            functions: false,
+            classes: true,
+            variables: true,
+            allowNamedExports: true,
+        }],
+
+        "block-scoped-var": "error",
+        complexity: "warn",
+        "consistent-return": "error",
+        "default-param-last": "error",
+        eqeqeq: "error",
+        "no-array-constructor": "error",
+        "no-caller": "error",
+        "no-extend-native": "error",
+        "no-extra-bind": "error",
+        "no-extra-label": "error",
+        "no-iterator": "error",
+        "no-label-var": "error",
+        "no-loop-func": "error",
+        "no-multi-assign": "warn",
+        "no-new-object": "error",
+        "no-new-wrappers": "error",
+        "no-proto": "error",
+        "no-shadow": "warn",
+
+        "no-unused-vars": ["error", {
+            varsIgnorePattern: "^_",
+            argsIgnorePattern: "^_",
+        }],
+
+        "no-var": "warn",
+        "unicode-bom": "error",
+
+        "no-restricted-globals": ["error", {
+            name: "Debugger",
+            message: "Internal use only",
+        }, {
+            name: "GIRepositoryGType",
+            message: "Internal use only",
+        }, {
+            name: "log",
+            message: "Use console.log()",
+        }, {
+            name: "logError",
+            message: "Use console.warn() or console.error()",
+        }],
+
+        "no-restricted-properties": ["error", {
+            object: "imports",
+            property: "format",
+            message: "Use template strings",
+        }, {
+            object: "pkg",
+            property: "initFormat",
+            message: "Use template strings",
+        }, {
+            object: "Lang",
+            property: "copyProperties",
+            message: "Use Object.assign()",
+        }, {
+            object: "Lang",
+            property: "bind",
+            message: "Use arrow notation or Function.prototype.bind()",
+        }, {
+            object: "Lang",
+            property: "Class",
+            message: "Use ES6 classes",
+        }],
+
+        "no-restricted-syntax": ["error", {
+            selector: "MethodDefinition[key.name=\"_init\"] CallExpression[arguments.length<=1][callee.object.type=\"Super\"][callee.property.name=\"_init\"]",
+            message: "Use constructor() and super()",
+        }],
+    },
+}];