Function isUser

src/components/VirtualMessageList.tsx:362–362

(i: number)

      return false;
    };
    const isUser = (i: number) => isVisible(i) && messages[i]!.type === 'user';
    return {
      // Entry via shift+↑ = same semantic as in-cursor shift+↑ (prevUser).
      enterCursor: () => scan(messages.length - 1, -1, isUser),