message: testing with dom lib
diff: @@ -57,7 +57,7 @@ async function testExampleString(str) {
  // work with file here in fd
  await writeFile(path, str);
  try {
  - await execPromise(`tsc ${path} --noEmit`);
  + await execPromise(`tsc --noEmit --target es5 --lib dom,ES2015 ${path}`);
  } finally {
  cleanup();
  }
  