eslint.config.mjs

import typescriptEslint from "@typescript-eslint/eslint-plugin";
import simpleImportSort from "eslint-plugin-simple-import-sort";
import _import from "eslint-plugin-import";
import react from "eslint-plugin-react";
import reactMemo from "eslint-plugin-react-memo";
import reactHooks from "eslint-plugin-react-hooks";
import { fixupPluginRules } from "@eslint/compat";
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 [{
    ignores: ["*/public", "*/node_modules/*", "*/.next/*", "*/dist/*"],
}, ...compat.extends(
    "eslint:recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@next/next/recommended",
    "prettier",
), {
    plugins: {
        "@typescript-eslint": typescriptEslint,
        "simple-import-sort": simpleImportSort,
        import: fixupPluginRules(_import),
        react,
        "react-memo": reactMemo,
        "react-hooks": fixupPluginRules(reactHooks),
    },

    languageOptions: {
        parser: tsParser,
        ecmaVersion: 2020,
        sourceType: "module",

        parserOptions: {
            ecmaFeatures: {
                jsx: true,
            },
        },
    },

    settings: {
        react: {
            pragma: "React",
            version: "detect",
        },
    },

    rules: {
        "react/display-name": "off",
        "react-memo/require-usememo": "error",
        "react-memo/require-memo": "error",
        "react-hooks/rules-of-hooks": "error",
        "react-hooks/exhaustive-deps": "error",
        "@typescript-eslint/explicit-function-return-type": "off",

        "@typescript-eslint/member-ordering": ["warn", {
            interfaces: ["signature", "method", "constructor", "field"],
            typeLiterals: ["signature", "method", "constructor", "field"],
        }],

        "import/first": "error",
        "import/newline-after-import": "error",
        "import/no-duplicates": "error",
        "import/order": "off",
        "no-irregular-whitespace": "off",

        "@typescript-eslint/no-unused-vars": ["warn", {
            argsIgnorePattern: "^_",
        }],

        "object-curly-spacing": ["error", "never"],
        "react/jsx-curly-brace-presence": [2, "never"],
        "react/jsx-no-duplicate-props": "error",
        "react/jsx-sort-props": "error",
        "react/react-in-jsx-scope": "off",
        "react/no-unescaped-entities": "off",
        "simple-import-sort/exports": "error",
        "simple-import-sort/imports": "error",
        "sort-imports": "off",
        "jsx-a11y/no-onchange": "off",
        "jsx-a11y/no-autofocus": "off",
        "@next/next/no-img-element": "off",
    },
}, {
    files: ["**/*.tsx"],

    rules: {
        "react/prop-types": "off",
    },
}, {
    files: ["**/*.js"],

    rules: {
        "@typescript-eslint/no-var-requires": "off",
    },
}];