Upgrade Eslint to 9.5.0"

This reverts commit 9a6d576.

Author: vrigal

.eslintignore

@@ -4,7 +4,7 @@ repos:
     hooks:
       - id: shellcheck
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v2.2.1
+    rev: v2.5.0
     hooks:
       - id: prettier
   - repo: https://github.com/igorshubovych/markdownlint-cli

.eslintrc.js

@@ -0,0 +1,76 @@
+import globals from 'globals';
+import babelParser from '@babel/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: ['ui/glean/generated/*.js'],
+  },
+  ...compat.extends(
+    'plugin:prettier/recommended',
+    'prettier',
+    'plugin:jest/recommended',
+    'plugin:jest/style',
+  ),
+  {
+    files: ['**/*.js', '**.*.jsx'],
+    languageOptions: {
+      globals: {
+        page: true,
+        browser: true,
+        jestPuppeteer: true,
+      },
+      parser: babelParser,
+    },
+
+    settings: {
+      react: {
+        version: '18.3',
+      },
+    },
+
+    ignores: ['ui/glean/generated/*.js'],
+
+    rules: {
+      'class-methods-use-this': 'off',
+      'consistent-return': 'off',
+      'default-case': 'off',
+      'default-param-last': 'off',
+      'jsx-a11y/click-events-have-key-events': 'off',
+      'no-alert': 'off',
+      'no-continue': 'off',
+      'no-param-reassign': 'off',
+      'no-plusplus': 'off',
+      'no-restricted-syntax': 'off',
+      'no-shadow': 'off',
+      'no-underscore-dangle': 'off',
+      'prefer-promise-reject-errors': 'off',
+      'react/destructuring-assignment': 'off',
+      'react/function-component-definition': 'off',
+      'react/jsx-fragments': 'off',
+      'react/jsx-no-constructed-context-values': 'off',
+      'react/jsx-no-script-url': 'off',
+      'react/jsx-no-useless-fragment': 'off',
+      'react/jsx-props-no-spreading': 'off',
+      'react/no-arrow-function-lifecycle': 'off',
+      'react/no-invalid-html-attribute': 'off',
+      'react/no-namespace': 'off',
+      'react/no-unstable-nested-components': 'off',
+      'react/no-unused-class-component-methods': 'off',
+      'react/prefer-exact-props': 'off',
+      'react/prop-types': 'off',
+      'react/sort-comp': [0, {}],
+    },
+  },
+];

.pre-commit-config.yaml

@@ -75,7 +75,7 @@
     "victory": "36.6.12"
   },
   "devDependencies": {
-    "@babel/eslint-parser": "7.22.15",
+    "@babel/eslint-parser": "7.24.7",
     "@babel/plugin-proposal-class-properties": "7.17.12",
     "@babel/plugin-syntax-dynamic-import": "7.8.3",
     "@babel/preset-env": "7.17.12",
@@ -91,14 +91,12 @@
     "clean-webpack-plugin": "4.0.0",
     "copy-webpack-plugin": "12.0.2",
     "css-loader": "7.1.2",
-    "eslint": "8.21.0",
-    "eslint-config-airbnb": "19.0.4",
-    "eslint-config-prettier": "9.0.0",
-    "eslint-plugin-import": "2.26.0",
-    "eslint-plugin-jest": "27.1.7",
-    "eslint-plugin-jsx-a11y": "6.2.3",
-    "eslint-plugin-prettier": "4.2.1",
-    "eslint-plugin-react": "7.16.0",
+    "eslint": "9.5.0",
+    "eslint-config-prettier": "9.1.0",
+    "eslint-plugin-jest": "28.6.0",
+    "eslint-plugin-jsx-a11y": "6.9.0",
+    "eslint-plugin-prettier": "5.1.3",
+    "eslint-plugin-react": "7.34.3",
     "fetch-mock": "9.4.0",
     "html-loader": "4.2.0",
     "html-webpack-plugin": "5.5.4",
@@ -108,7 +106,7 @@
     "markdownlint-cli": "0.32.2",
     "mini-css-extract-plugin": "2.6.1",
     "path": "0.12.7",
-    "prettier": "2.0.5",
+    "prettier": "3.0.0",
     "puppeteer": "21.10.0",
     "setup-polly-jest": "0.9.1",
     "style-loader": "3.3.4",
@@ -123,8 +121,8 @@
     "build:glean": "node ./node_modules/@mozilla/glean/dist/cli/cli.js translate ui/glean/metrics.yaml ui/glean/pings.yaml -f javascript -o ui/glean/generated",
     "format": "node ./node_modules/prettier/bin-prettier.js --write \"**/*.{css,html,js,jsx,json,md,yaml,yml}\"",
     "format:check": "node ./node_modules/prettier/bin-prettier.js --check \"**/*.{css,html,js,jsx,json,md,yaml,yml}\"",
-    "lint": "node ./node_modules/eslint/bin/eslint.js --report-unused-disable-directives --max-warnings 0 --format codeframe --ext js,jsx \".*.js\" \"*.js\" ui/ tests/ui/",
-    "lint-with-cache": "node ./node_modules/eslint/bin/eslint.js --cache --report-unused-disable-directives --max-warnings 0 --format codeframe --ext js,jsx \".*.js\" \"*.js\" ui/ tests/ui/",
+    "lint": "node ./node_modules/eslint/bin/eslint.js --report-unused-disable-directives --max-warnings 0 --format codeframe ui/ tests/ui/",
+    "lint-with-cache": "node ./node_modules/eslint/bin/eslint.js --cache --report-unused-disable-directives --max-warnings 0 --format codeframe ui/ tests/ui/",
     "lint:glean": "node ./node_modules/@mozilla/glean/dist/cli/cli.js glinter ui/glean/metrics.yaml ui/glean/pings.yaml",
     "markdownlint": "node ./node_modules/markdownlint-cli/markdownlint.js -c .markdownlint.json -p .markdownlintignore .",
     "prettier": "npx prettier --check .",