export interface MailParticipant {
  role: string;
  name: string;
  path: string;
  address: string;
  is_self: boolean;
}

export function formatAddress(name: string, path?: string, session?: string): string;
export function roleOf(mail: any, selfName: string): 'to' | 'cc' | 'unknown';
export function replyAddressFor(mail: any, alias?: string): string;
export function selfAddressFor(mail: any, selfName: string, alias?: string): string;
export function participantsOfMail(mail: any, selfName?: string, alias?: string): MailParticipant[];