netbox/netbox/project-static/eslint.config.js

import { defineConfig, globalIgnores } from "eslint/config";
import { fixupConfigRules, fixupPluginRules } from "@eslint/compat";
import typescriptEslint from "@typescript-eslint/eslint-plugin";
import prettier from "eslint-plugin-prettier";
import globals from "globals";
import tsParser from "@typescript-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 defineConfig([
  globalIgnores(['**/dist', '**/node_modules', '**/.cache']),
  {
    extends: fixupConfigRules(
      compat.extends(
        'eslint:recommended',
        'plugin:import/typescript',
        'plugin:@typescript-eslint/eslint-recommended',
        'plugin:@typescript-eslint/recommended',
        'plugin:prettier/recommended',
        'prettier',
      ),
    ),

    plugins: {
      '@typescript-eslint': fixupPluginRules(typescriptEslint),
      prettier: fixupPluginRules(prettier),
    },

    languageOptions: {
      globals: {
        ...globals.browser,
        ...globals.node,
      },

      parser: tsParser,
      ecmaVersion: 2020,
      sourceType: 'module',

      parserOptions: {
        ecmaFeatures: {
          arrowFunctions: true,
        },
      },
    },

    settings: {
      'import/parsers': {
        '@typescript-eslint/parser': ['.ts', '.tsx'],
      },
      'import/resolver': {
        typescript: {},
      },
    },

    rules: {
      '@typescript-eslint/no-unused-vars': 'error',
      'no-unused-vars': 'off',
      'no-inner-declarations': 'off',
      'comma-dangle': ['error', 'always-multiline'],
      'global-require': 'off',
      'import/no-dynamic-require': 'off',
      'import/prefer-default-export': 'off',
      '@typescript-eslint/no-inferrable-types': 'off',
      '@typescript-eslint/explicit-function-return-type': 'off',
      '@typescript-eslint/no-var-requires': 'off',
      '@typescript-eslint/no-non-null-assertion': 'off',
      '@typescript-eslint/no-namespace': 'off',
      '@typescript-eslint/no-empty-interface': [
        'error',
        {
          allowSingleExtends: true,
        },
      ],
    },
  },
]);