export function addrName(addr: string): string;

export interface AutoRelayCtx {
  fromHuman: boolean;
  replyTo?: string;
}

export function autoRelayDecision(ctx: AutoRelayCtx): { relay: boolean; reason: string };

export interface ReplyInstructionCtx {
  fromHuman: boolean;
  replyAddress?: string;
}

export function replyInstruction(ctx: ReplyInstructionCtx): string[];

export interface InboundHeadlineCtx {
  inReplyTo?: string;
  fromHuman: boolean;
  catchup?: boolean;
  reused?: boolean;
}

export function inboundHeadline(ctx: InboundHeadlineCtx): string;