import type { BetterPortalRemoteTraceContext } from "../contracts/observability.js";
export interface BetterPortalRequestPropagation {
    readonly parent?: BetterPortalRemoteTraceContext;
    readonly baggage?: string;
    readonly sessionId?: string;
}
export declare function isUuidV7(value: string): boolean;
export declare function parseTraceParent(value: string | null | undefined): BetterPortalRemoteTraceContext | undefined;
export declare function formatTraceParent(context: Pick<BetterPortalRemoteTraceContext, "traceId" | "spanId" | "traceFlags">): string;
export declare function parseTraceState(value: string | null | undefined): string | undefined;
export declare function parseBaggage(value: string | null | undefined): {
    baggage?: string;
    sessionId?: string;
};
export declare function baggageWithSession(value: string | null | undefined, sessionId: string): string;
export declare function requestPropagation(headers: Headers): BetterPortalRequestPropagation;
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