migrate formatting to eslint v9

eslint.config.mjs

@@ -1,8 +1,8 @@
-import tseslint from 'typescript-eslint';
+import {cloudflightTypescriptConfig} from '@cloudflight/eslint-plugin-typescript';
 import {includeIgnoreFile} from '@eslint/compat';
 import {dirname, resolve} from 'node:path';
 import {fileURLToPath} from 'node:url';
-import { cloudflightTypescriptConfig } from '@cloudflight/eslint-plugin-typescript';
+import tseslint from 'typescript-eslint';
 
 const filename = fileURLToPath(import.meta.url);
 const directory = dirname(filename);
@@ -18,16 +18,15 @@ export default tseslint.config(
             'packages/eslint-plugin-typescript/src/configs/index.ts',
             'packages/eslint-plugin-typescript/src/configs/json.ts',
             'packages/eslint-plugin-typescript/src/configs/package.ts',
-            'packages/eslint-plugin-typescript/src/configs/format.ts',
             'packages/eslint-plugin-typescript/src/configs/rxjs.ts',
             'packages/eslint-plugin-typescript/src/rules/package/*',
             'packages/eslint-plugin-typescript/src/rules/ts-config/*',
             'packages/eslint-plugin-typescript/src/rules/typescript/*.spec.ts',
             'scripts/*',
-            '.eslintrc.format.js',
             'eslint.config.mjs',
+            'eslint.format.mjs',
             'jest.config*.ts',
-        ]
+        ],
     },
     ...cloudflightTypescriptConfig,
     {

eslint.format.mjs

@@ -0,0 +1,14 @@
+import {cloudflightTypescriptFormatConfig} from '@cloudflight/eslint-plugin-typescript';
+import {includeIgnoreFile} from '@eslint/compat';
+import {dirname, resolve} from 'node:path';
+import {fileURLToPath} from 'node:url';
+import tseslint from 'typescript-eslint';
+
+const filename = fileURLToPath(import.meta.url);
+const directory = dirname(filename);
+const gitignorePath = resolve(directory, '.gitignore');
+
+export default tseslint.config(
+    includeIgnoreFile(gitignorePath),
+    ...cloudflightTypescriptFormatConfig,
+);

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@cloudflight/eslint-plugin",
-    "version": "1.0.0-rc9",
+    "version": "1.0.0-rc10",
     "private": true,
     "volta": {
         "node": "20.12.2",
@@ -16,7 +16,7 @@
     "description": "",
     "scripts": {
         "build": "yarn workspaces foreach -pA --topological-dev run build-package",
-        "lint": "eslint .",
+        "lint": "eslint . && eslint -c eslint.format.mjs .",
         "test": "yarn workspaces foreach -pA run test-package",
         "postinstall": "husky",
         "publish-workspaces": "node ./scripts/prepare.js && yarn workspaces foreach -A --no-private npm publish"
@@ -30,6 +30,7 @@
     "devDependencies": {
         "@eslint/compat": "1.2.0",
         "@eslint/js": "9.11.1",
+        "@stylistic/eslint-plugin": "2.9.0",
         "@types/eslint": "9.6.1",
         "@types/eslint__js": "8.42.3",
         "@types/estree": "1.0.6",
@@ -47,6 +48,7 @@
         "eslint-plugin-jsx-a11y": "6.10.0",
         "eslint-plugin-n": "17.10.3",
         "eslint-plugin-no-unsanitized": "4.1.2",
+        "eslint-plugin-perfectionist": "3.9.0",
         "eslint-plugin-react": "7.37.1",
         "eslint-plugin-react-hooks": "5.0.0",
         "eslint-plugin-rxjs": "5.0.3",
@@ -61,7 +63,7 @@
         "typescript-eslint": "8.8.0"
     },
     "lint-staged": {
-        "*.js": "echo 'Not Implemented'",
-        "*.ts": "echo 'Not Implemented'"
+        "*.js": "eslint -c eslint.format.mjs --fix",
+        "*.ts": "eslint -c eslint.format.mjs --fix"
     }
 }

packages/eslint-plugin-angular/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@cloudflight/eslint-plugin-angular",
-    "version": "1.0.0-rc9",
+    "version": "1.0.0-rc10",
     "description": "Cloudflight eslint-plugin & eslint-config for angular",
     "volta": {
         "extends": "../../package.json"

packages/eslint-plugin-angular/src/index.ts

@@ -1,10 +1,11 @@
-import tseslint from 'typescript-eslint';
-import angular from 'angular-eslint';
 import {cloudflightTypescriptConfig} from '@cloudflight/eslint-plugin-typescript';
-import {eslintRules} from './configs/eslint';
-import {typescriptEslintRules} from './configs/typescript-eslint';
+import angular from 'angular-eslint';
+import tseslint from 'typescript-eslint';
+
 import {angularEslintRules} from './configs/angular-eslint';
 import {angularTemplateEslintRules} from './configs/angular-eslint-template';
+import {eslintRules} from './configs/eslint';
+import {typescriptEslintRules} from './configs/typescript-eslint';
 
 export const cloudflightAngularTypescriptConfig = tseslint.config(
     ...cloudflightTypescriptConfig,
@@ -19,7 +20,7 @@ export const cloudflightAngularTypescriptConfig = tseslint.config(
             ...eslintRules,
             ...typescriptEslintRules,
             ...angularEslintRules,
-        }
+        },
     },
 );
 
@@ -35,8 +36,8 @@ export const cloudflightAngularTemplateConfig = tseslint.config(
             ...angularTemplateEslintRules,
             // todo: this should be its own config
             // ...formatAngularTemplateEslintRules,
-        }
-    }
+        },
+    },
 );
 
 export const cloudflightAngularConfig = tseslint.config(

packages/eslint-plugin-node/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@cloudflight/eslint-plugin-node",
-    "version": "1.0.0-rc9",
+    "version": "1.0.0-rc10",
     "description": "Cloudflight eslint-plugin & eslint-config for node",
     "volta": {
         "extends": "../../package.json"

packages/eslint-plugin-node/src/configs/security.ts

@@ -19,7 +19,8 @@ function warningEntryToError(value: TSESLint.Linter.RuleEntry): TSESLint.Linter.
 function warningLevelToError(level: TSESLint.Linter.RuleLevel): TSESLint.Linter.RuleLevel {
     if (level === 'warn') {
         return 'error';
-    } else if (level === 1) {
+    }
+    else if (level === 1) {
         return 'error';
     }
 

packages/eslint-plugin-node/src/index.ts

@@ -1,11 +1,12 @@
-import tseslint from 'typescript-eslint';
-import { cloudflightTypescriptConfig } from '@cloudflight/eslint-plugin-typescript';
+import {cloudflightTypescriptConfig} from '@cloudflight/eslint-plugin-typescript';
+import pluginNode from 'eslint-plugin-n';
 import nounsanitized from 'eslint-plugin-no-unsanitized';
 import pluginSecurity from 'eslint-plugin-security';
-import pluginNode from 'eslint-plugin-n';
-import {securityRules} from './configs/security';
-import {nodeRules} from './configs/node';
+import tseslint from 'typescript-eslint';
+
 import {importEslintRules} from './configs/import';
+import {nodeRules} from './configs/node';
+import {securityRules} from './configs/security';
 
 export const cloudflightNodeConfig = tseslint.config(
     ...cloudflightTypescriptConfig,
@@ -21,6 +22,6 @@ export const cloudflightNodeConfig = tseslint.config(
             ...nodeRules,
             ...securityRules,
             ...importEslintRules,
-        }
+        },
     },
 );

packages/eslint-plugin-react/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@cloudflight/eslint-plugin-react",
-    "version": "1.0.0-rc9",
+    "version": "1.0.0-rc10",
     "description": "Cloudflight eslint-plugin & eslint-config for React",
     "volta": {
         "extends": "../../package.json"

packages/eslint-plugin-react/src/index.ts

@@ -1,16 +1,18 @@
-import tseslint from 'typescript-eslint';
+import type {TSESLint} from '@typescript-eslint/utils';
+
 import {
     cloudflightTypescriptBaseConfig,
     cloudflightTypescriptConfig, cloudflightTypescriptDisableTypeCheckedConfig,
-    cloudflightTypescriptImportConfig
+    cloudflightTypescriptImportConfig,
 } from '@cloudflight/eslint-plugin-typescript';
-import type {TSESLint} from '@typescript-eslint/utils';
 import * as tsParser from '@typescript-eslint/parser';
+import jsxA11y from 'eslint-plugin-jsx-a11y';
+import tseslint from 'typescript-eslint';
 // see https://github.com/jsx-eslint/eslint-plugin-react/issues/3838
 // eslint-disable-next-line import-x/default
 import react from 'eslint-plugin-react';
 import pluginReactHooks from 'eslint-plugin-react-hooks';
-import jsxA11y from 'eslint-plugin-jsx-a11y';
+
 import {reactRules} from './configs/react';
 
 export const cloudflightReactConfig = tseslint.config(
@@ -51,7 +53,7 @@ export const cloudflightReactConfig = tseslint.config(
         rules: {
             ...pluginReactHooks.configs.recommended.rules,
             ...reactRules,
-        }
+        },
     },
     {
         files: ['**/*.{js,jsx,mjs,cjs}'],

packages/eslint-plugin-typescript/README.md

@@ -73,24 +73,26 @@ In your `package.json` add the following:
   }
 ```
 
-Create a new file called `.eslintrc.format.js` and add the following:
+Create a new file called `eslint.format.mjs` and add the following:
 
-```
-require('@rushstack/eslint-patch/modern-module-resolution');
-
-module.exports = {
-    root: true,
-    plugins: ['@cloudflight/typescript'],
-    extends: ['plugin:@cloudflight/typescript/formatting'],
-    ignorePatterns: ['jest.config*.ts'],
-    env: {
-        es6: true,
-        node: true,
-    },
-};
+```ts
+import tseslint from 'typescript-eslint';
+import {includeIgnoreFile} from '@eslint/compat';
+import {dirname, resolve} from 'node:path';
+import {fileURLToPath} from 'node:url';
+import {cloudflightTypescriptFormatConfig} from '@cloudflight/eslint-plugin-typescript';
+
+const filename = fileURLToPath(import.meta.url);
+const directory = dirname(filename);
+const gitignorePath = resolve(directory, '.gitignore');
+
+export default tseslint.config(
+    includeIgnoreFile(gitignorePath),
+    ...cloudflightTypescriptFormatConfig,
+);
 ```
 
-With the command `eslint . --config .eslintrc.format.js` your project can be checked for formatting violations.
+With the command `eslint -c eslint.format.mjs .` your project can be checked for formatting violations.
 
 ### Pre-Commit Hook
 
@@ -102,7 +104,7 @@ To automatically format your code before committing, set up [husky](https://typi
 {
     // ...
     "lint-staged": {
-        "*.ts": "eslint --config .eslintrc.format.cjs --fix"
+        "*.ts": "eslint -c eslint.format.mjs --fix"
     }
 }
 ```

packages/eslint-plugin-typescript/jest.config.ts

@@ -1,4 +1,5 @@
 import type {Config} from 'jest';
+
 import {baseJestConfig} from '../../jest.config.base';
 
 const jestConfig: Config = {

packages/eslint-plugin-typescript/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@cloudflight/eslint-plugin-typescript",
-    "version": "1.0.0-rc9",
+    "version": "1.0.0-rc10",
     "description": "Cloudflight eslint-plugin & eslint-config for typescript",
     "volta": {
         "extends": "../../package.json"

packages/eslint-plugin-typescript/src/configs/custom.ts

@@ -1,4 +1,4 @@
-import {TSESLint} from '@typescript-eslint/utils';
+import type {TSESLint} from '@typescript-eslint/utils';
 
 import {NoMomentJsRuleName} from '../rules/typescript/no-moment-js';
 import {NoOnEventAssignName} from '../rules/typescript/no-on-event-assign';

packages/eslint-plugin-typescript/src/configs/eslint.ts

@@ -1,4 +1,4 @@
-import {TSESLint} from '@typescript-eslint/utils';
+import type {TSESLint} from '@typescript-eslint/utils';
 
 export const eslintRules: TSESLint.Linter.RulesRecord = {
     complexity: ['error', {max: 20}],