eslint upgrade ?

.pre-commit-config.yaml

@@ -57,8 +57,11 @@ repos:
     hooks:
       - id: eslint
         additional_dependencies:
-          - eslint@8.20.0
+          - globals@15.14.0
+          - eslint@9.19.0
           - eslint-config-google@0.14.0
+          - "@eslint/eslintrc@3.2.0"
+          - "@eslint/js@9.19.0"
         args: ["--fix"]
   - repo: https://github.com/pre-commit/mirrors-mypy
     rev: v1.14.1

eslint.config.mjs

@@ -1,30 +1,44 @@
-{
+import globals from "globals";
-    "env": {
+import path from "node:path";
-        "browser": true,
+import { fileURLToPath } from "node:url";
-        "commonjs": true,
+import js from "@eslint/js";
-        "es2021": true
+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("google"), {
+    languageOptions: {
+        globals: {
+            ...globals.browser,
+            ...globals.commonjs,
         },
-    "extends": [
+        ecmaVersion: "latest",
-        "google"
+        sourceType: "script",
-    ],
-    "parserOptions": {
-        "ecmaVersion": "latest"
     },
-    "rules": {
+
+    rules: {
         "array-bracket-spacing": "error",
         "block-scoped-var": "error",
         "block-spacing": "error",
         "brace-style": "error",
-        "camelcase": "off",
+        camelcase: "off",
         "class-methods-use-this": "error",
         "consistent-return": "error",
         "default-case": "error",
         "default-case-last": "error",
         "default-param-last": "error",
         "grouped-accessor-pairs": "error",
-        "indent": [ "error", 4 ],
+        indent: ["error", 4],
-        "linebreak-style": [ "error", "unix" ],
+        "linebreak-style": ["error", "unix"],
-        "max-len": ["error", { "code": 120 }],
+        "max-len": ["error", {
+            code: 120,
+        }],
         "no-caller": "error",
         "no-console": "error",
         "no-empty-function": "error",
@@ -45,26 +59,16 @@
         "no-useless-backreference": "error",
         "no-useless-concat": "error",
         "no-var": "error",
-        "object-curly-spacing": [
+        "object-curly-spacing": ["error", "always", {
-            "error",
+            arraysInObjects: true,
-            "always",
+        }],
-            {
-                "arraysInObjects": true
-            }
-        ],
         "prefer-const": "error",
         "prefer-promise-reject-errors": "error",
         "require-atomic-updates": "error",
         "require-await": "error",
-        "require-jsdoc" : 0,
+        "require-jsdoc": 0,
-        "semi": [
+        semi: ["error", "never"],
-            "error",
+        quotes: ["error", "single"],
-            "never"
+        yoda: "error",
-        ],
+    },
-        "quotes": [
+}];
-            "error",
-            "single"
-        ],
-        "yoda": "error"
-    }
-}

package-lock.json

@@ -5,10 +5,13 @@
   "packages": {
     "": {
       "devDependencies": {
+        "@eslint/eslintrc": "^3.2.0",
+        "@eslint/js": "^9.19.0",
         "browserify": "^17.0.0",
         "chai": "^4.3.6",
         "eslint": "^9.19.0",
         "eslint-config-google": "^0.14.0",
+        "globals": "^15.14.0",
         "mocha": "^10.0.0",
         "mock-local-storage": "^1.1.24",
         "nyc": "^15.1.0",
@@ -386,7 +389,6 @@
       "resolved": "https://registry.npmjs.org/@eslint/eslintrc/-/eslintrc-3.2.0.tgz",
       "integrity": "sha512-grOjVNN8P3hjJn/eIETF1wwd12DdnwFDoyceUJLYYdkpbwq3nLi+4fqrTAONx7XDALqlL220wC/RHSC/QTI/0w==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
         "ajv": "^6.12.4",
         "debug": "^4.3.2",
@@ -405,12 +407,23 @@
         "url": "https://opencollective.com/eslint"
       }
     },
+    "node_modules/@eslint/eslintrc/node_modules/globals": {
+      "version": "14.0.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-14.0.0.tgz",
+      "integrity": "sha512-oahGvuMGQlPw/ivIYBjVSrWAfWLBeku5tpPE2fOPLi+WHffIWbuh2tCjhyQhTBPMf5E9jDEH4FOmTYgYwbKwtQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/@eslint/js": {
       "version": "9.19.0",
       "resolved": "https://registry.npmjs.org/@eslint/js/-/js-9.19.0.tgz",
       "integrity": "sha512-rbq9/g38qjfqFLOVPvwjIvFFdNziEC5S65jmjPw5r6A//QH+W91akh9irMwjDN8zKUTak6W9EsAv4m/7Wnw0UQ==",
       "dev": true,
-      "license": "MIT",
       "engines": {
         "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
       }
@@ -2320,11 +2333,10 @@
       }
     },
     "node_modules/globals": {
-      "version": "14.0.0",
+      "version": "15.14.0",
-      "resolved": "https://registry.npmjs.org/globals/-/globals-14.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-15.14.0.tgz",
-      "integrity": "sha512-oahGvuMGQlPw/ivIYBjVSrWAfWLBeku5tpPE2fOPLi+WHffIWbuh2tCjhyQhTBPMf5E9jDEH4FOmTYgYwbKwtQ==",
+      "integrity": "sha512-OkToC372DtlQeje9/zHIo5CT8lRP/FUgEOKBEhU4e0abL7J7CD24fD9ohiLN5hagG/kWCYj4K5oaxxtj2Z0Dig==",
       "dev": true,
-      "license": "MIT",
       "engines": {
         "node": ">=18"
       },
@@ -5233,6 +5245,14 @@
         "js-yaml": "^4.1.0",
         "minimatch": "^3.1.2",
         "strip-json-comments": "^3.1.1"
+      },
+      "dependencies": {
+        "globals": {
+          "version": "14.0.0",
+          "resolved": "https://registry.npmjs.org/globals/-/globals-14.0.0.tgz",
+          "integrity": "sha512-oahGvuMGQlPw/ivIYBjVSrWAfWLBeku5tpPE2fOPLi+WHffIWbuh2tCjhyQhTBPMf5E9jDEH4FOmTYgYwbKwtQ==",
+          "dev": true
+        }
       }
     },
     "@eslint/js": {
@@ -6710,9 +6730,9 @@
       }
     },
     "globals": {
-      "version": "14.0.0",
+      "version": "15.14.0",
-      "resolved": "https://registry.npmjs.org/globals/-/globals-14.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-15.14.0.tgz",
-      "integrity": "sha512-oahGvuMGQlPw/ivIYBjVSrWAfWLBeku5tpPE2fOPLi+WHffIWbuh2tCjhyQhTBPMf5E9jDEH4FOmTYgYwbKwtQ==",
+      "integrity": "sha512-OkToC372DtlQeje9/zHIo5CT8lRP/FUgEOKBEhU4e0abL7J7CD24fD9ohiLN5hagG/kWCYj4K5oaxxtj2Z0Dig==",
       "dev": true
     },
     "gopd": {

package.json

@@ -8,10 +8,13 @@
     "all": "npm run lint && npm run unit && npm run build:css && npm run build:jsapp"
   },
   "devDependencies": {
+    "@eslint/eslintrc": "^3.2.0",
+    "@eslint/js": "^9.19.0",
     "browserify": "^17.0.0",
     "chai": "^4.3.6",
     "eslint": "^9.19.0",
     "eslint-config-google": "^0.14.0",
+    "globals": "^15.14.0",
     "mocha": "^10.0.0",
     "mock-local-storage": "^1.1.24",
     "nyc": "^15.1.0",