eslint.config.mjs

import eslint from "@eslint/js";
import eslintPluginJest from "eslint-plugin-jest";
import eslintPluginPrettierRecommended from "eslint-plugin-prettier/recommended";
import js from "@eslint/js";
import tseslint from "typescript-eslint";
import { defineConfig } from "eslint/config";

export default defineConfig([
  js.configs.recommended,
  eslint.configs.recommended,
  tseslint.configs.strict,
  eslintPluginPrettierRecommended,
  {
    // Allow unused vars if they start with an underscore
    rules: {
      "@typescript-eslint/no-unused-vars": [
        "error",
        {
          varsIgnorePattern: "^_",
          argsIgnorePattern: "^_",
        },
      ],

      "@typescript-eslint/restrict-template-expressions": [
        "error",
        {
          allowNumber: true,
        },
      ],
    },
    languageOptions: {
      parserOptions: {
        projectService: true,
      },
    },
  },
  {
    files: ["**/*.js", "**/*.mjs"],
    ...tseslint.configs.disableTypeChecked,
  },
  {
    files: ["test/**/*.ts"],
    ...eslintPluginJest.configs["flat/recommended"],
  },
  {
    ignores: ["coverage/", "dist/", "node_modules/"],
  },
]);