import type { TRPCChromeMessage, TRPCChromeRequest, TRPCChromeResponse } from '../types';
type WithTRPCId<T> = T & {
    trpc: {
        id: string;
    };
};
export declare function isTRPCMessage(message: unknown): message is TRPCChromeMessage;
export declare function isTRPCResponse(message: unknown): message is TRPCChromeResponse;
export declare function isTRPCRequest(message: unknown): message is TRPCChromeRequest;
export declare function isTRPCRequestWithId(message: unknown): message is WithTRPCId<TRPCChromeRequest>;
export {};
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