eslint.config.mjs

import typescriptEslint from "@typescript-eslint/eslint-plugin"
import globals from "globals"
import tsParser from "@typescript-eslint/parser"
import parser from "svelte-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: [
        "**/.DS_Store",
        "**/node_modules",
        "build",
        ".svelte-kit",
        "package",
        "**/.env",
        "**/.env.*",
        "!**/.env.example",
        "**/pnpm-lock.yaml",
        "**/package-lock.json",
        "**/yarn.lock",
    ],
}, ...compat.extends(
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:svelte/recommended",
    "prettier",
), {
    plugins: {
        "@typescript-eslint": typescriptEslint,
    },

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

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

        parserOptions: {
            extraFileExtensions: [".svelte"],
        },
    },

    rules: {
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/no-unused-vars": [
            "error",
            {
                "args": "all",
                "argsIgnorePattern": "^_",
                "caughtErrors": "all",
                "caughtErrorsIgnorePattern": "^_",
                "destructuredArrayIgnorePattern": "^_",
                "varsIgnorePattern": "^_",
                "ignoreRestSiblings": true
            }
        ]
    },
}, {
    files: ["**/*.svelte"],

    languageOptions: {
        parser: parser,
        ecmaVersion: 5,
        sourceType: "script",

        parserOptions: {
            parser: "@typescript-eslint/parser",
        },
    },
}]