test-repo/changelog_unreleased/javascript/10813.md

Support async do expressions proposal (#10813 by @sosukesuzuki)

https://github.com/tc39/proposal-async-do-expressions

// Input
const x = async do {
  await requestAPI().json();
};

// Prettier stable
SyntaxError: Unexpected token, expected ";" (1:17)

// Prettier main
const x = async do {
  await requestAPI().json();
};