Update ESLint

Author: andy128k

.eslintrc.cjs

@@ -0,0 +1,167 @@
+const globals = require("globals");
+const js = require("@eslint/js");
+const ts = require("typescript-eslint");
+const jest = require("eslint-plugin-jest");
+
+module.exports = ts.config(
+  js.configs.recommended,
+  ts.configs.recommended,
+  ts.configs.strict,
+  jest.configs["flat/recommended"],
+  {
+    languageOptions: {
+      globals: {
+        ...globals.node,
+      },
+    },
+
+    rules: {
+      "no-console": 0,
+
+      "accessor-pairs": [
+        2,
+        {
+          getWithoutSet: true,
+        },
+      ],
+
+      "default-case": 2,
+
+      "dot-notation": [
+        2,
+        {
+          allowKeywords: true,
+          allowPattern: "^[a-z]+(_[a-z]+)+$",
+        },
+      ],
+
+      eqeqeq: [
+        "error",
+        "always",
+        {
+          null: "ignore",
+        },
+      ],
+
+      "guard-for-in": 2,
+      "no-alert": 2,
+      "no-caller": 2,
+      "no-div-regex": 2,
+      "no-eval": 2,
+      "no-extra-bind": 2,
+
+      "no-implicit-coercion": [
+        2,
+        {
+          boolean: true,
+          number: true,
+          string: true,
+        },
+      ],
+
+      "no-implied-eval": 2,
+      "no-invalid-this": 2,
+      "no-iterator": 2,
+      "no-lone-blocks": 2,
+      "no-loop-func": 2,
+      "no-multi-str": 2,
+
+      "no-native-reassign": [
+        2,
+        {
+          exceptions: [],
+        },
+      ],
+
+      "no-new-func": 2,
+      "no-new-wrappers": 2,
+      "no-new": 2,
+      "no-octal-escape": 2,
+      "no-proto": 2,
+      "no-return-assign": [2, "except-parens"],
+      "no-script-url": 2,
+      "no-self-compare": 2,
+      "no-sequences": 2,
+      "no-throw-literal": 2,
+
+      "no-unused-expressions": [
+        2,
+        {
+          allowShortCircuit: true,
+          allowTernary: true,
+        },
+      ],
+
+      "no-useless-call": 2,
+      "no-useless-concat": 2,
+      "no-void": 2,
+
+      "no-warning-comments": [
+        2,
+        {
+          terms: ["todo", "fixme", "xxx"],
+          location: "anywhere",
+        },
+      ],
+
+      radix: [2, "always"],
+
+      yoda: [
+        2,
+        "never",
+        {
+          exceptRange: false,
+          onlyEquality: false,
+        },
+      ],
+
+      "init-declarations": [2, "always"],
+      "no-catch-shadow": 2,
+      "no-label-var": 2,
+      "no-shadow": 2,
+      "no-shadow-restricted-names": 2,
+      "no-undef-init": 2,
+      "callback-return": [2, ["callback", "cb", "next"]],
+      "global-require": 2,
+      "handle-callback-err": [2, "^(err|error)$"],
+      "no-new-require": 2,
+      "no-path-concat": 2,
+      "no-process-exit": 2,
+      "no-sync": 2,
+      "consistent-this": [2, "that"],
+
+      "func-style": [
+        2,
+        "declaration",
+        {
+          allowArrowFunctions: false,
+        },
+      ],
+
+      "max-nested-callbacks": [2, 5],
+      "no-array-constructor": 2,
+      "no-lonely-if": 2,
+      "no-negated-condition": 2,
+      "no-nested-ternary": 2,
+      "no-new-object": 2,
+
+      "no-underscore-dangle": [
+        2,
+        {
+          allow: [],
+        },
+      ],
+
+      "no-unneeded-ternary": 2,
+      "operator-assignment": [2, "always"],
+      "spaced-comment": [2, "always"],
+      "arrow-body-style": [2, "as-needed"],
+      "object-shorthand": [2, "properties"],
+      "prefer-arrow-callback": 2,
+      "prefer-const": 2,
+      "prefer-spread": 2,
+      "prefer-template": 2,
+      "consistent-return": "error",
+    },
+  },
+);