tsconfig.json

{
  "exclude": ["dev", "dist", "test", "scripts", "vitest.config.ts"],
  "extends": "@tsconfig/recommended/tsconfig.json",
  "compilerOptions": {
    "declaration": true,
    "module": "NodeNext",
    "moduleResolution": "NodeNext",
    // The package targets Node 22+ and modern browsers, so emit native
    // ES2022 (real #private fields, class fields) rather than downleveling
    // to WeakMap helpers. Overrides the base target of es2016.
    "target": "ES2022",
    // The package runs on Node 22+ and modern browsers. Pin lib explicitly
    // so the available runtime APIs don't depend on the base target (TS 6
    // no longer pulls in es2017+ globals like Object.values by default).
    // This is type-only and does not change the emitted output.
    "lib": ["ES2023", "DOM", "DOM.Iterable"],
    "outDir": "dist/"
  }
}