eslint.config.ts

import { includeIgnoreFile } from "@eslint/compat";
import js from "@eslint/js";
import prettier from "eslint-config-prettier";
import svelte from "eslint-plugin-svelte";
import { defineConfig } from "eslint/config";
import globals from "globals";
import path from "node:path";
import ts from "typescript-eslint";
import svelteConfig from "./svelte.config.js";

const gitignorePath = path.resolve(import.meta.dirname, ".gitignore");

export default defineConfig(
  includeIgnoreFile(gitignorePath),
  js.configs.recommended,
  ts.configs.recommended,
  svelte.configs.recommended,
  prettier,
  svelte.configs.prettier,
  {
    languageOptions: {
      globals: {
        ...globals.browser,
        ...globals.node
      }
    },
    rules: {
      // typescript-eslint strongly recommend that you do not use the no-undef lint rule on TypeScript projects.
      // see: https://typescript-eslint.io/troubleshooting/faqs/eslint/#i-get-errors-from-the-no-undef-rule-about-global-variables-not-being-defined-even-though-there-are-no-typescript-errors
      "no-undef": "off",
      "@typescript-eslint/no-unused-vars": [
        "error",
        {
          args: "all",
          argsIgnorePattern: "^_",
          caughtErrors: "all",
          caughtErrorsIgnorePattern: "^_",
          destructuredArrayIgnorePattern: "^_",
          varsIgnorePattern: "^_",
          ignoreRestSiblings: true
        }
      ],
      "no-console": ["error", { allow: ["info", "warn", "dir", "timeLog", "assert", "clear", "count", "countReset", "group", "groupEnd", "table", "dirxml", "error", "groupCollapsed", "Console", "profile", "profileEnd", "timeStamp", "context"] }]
    }
  },
  {
    files: ["**/*.svelte", "**/*.svelte.ts", "**/*.svelte.js"],
    languageOptions: {
      parserOptions: {
        projectService: true,
        extraFileExtensions: [".svelte"],
        parser: ts.parser,
        svelteConfig
      }
    },
    rules: {
      "svelte/no-at-html-tags": "off",
      "svelte/no-useless-mustaches": "off"
    }
  },
  { ignores: ["**/.DS_Store", "**/node_modules/", "**/build/", "**/.svelte-kit/", "**/package/", "**/.env", "**/.env.*", "**/pnpm-lock.yaml", "**/package-lock.json", "**/yarn.lock", "**/static/", "**/cache/", "**/api/*-generated-zod.ts"] }
);