import type { TraceEventWithId } from "../types.js";
export declare function safeTimeMs(value: unknown): number | null;
export declare function safeIsoTimestamp(value: unknown, fallback?: string): string;
export declare function compareTraceEventsChronologically(a: TraceEventWithId, b: TraceEventWithId): number;
export declare function compareTraceEventsRecentFirst(a: TraceEventWithId, b: TraceEventWithId): number;
export declare function safeStringify(value: unknown, space?: number): string;
export declare function isErrorLikeTraceEvent(event: TraceEventWithId): boolean;
export declare function traceEventIdentifiers(event: TraceEventWithId): string[];
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