test-repo/changelog_unreleased/javascript/10085.md

[IMPROVEMENT:2] Improve visual separation between header and body in classes with multiline headers (#10085 by @sosukesuzuki)

// Prettier stable
class loooooooooooooooooooong
  extends looooooooooooooooooong
  implements loooooooooooooooooooong {
  property: string;
}

// Prettier main
class loooooooooooooooooooong
  extends looooooooooooooooooong
  implements loooooooooooooooooooong
{
  property: string;
}