import { SpanContextWrapper } from "../span-context-wrapper";
import { TracerWrapper } from "../tracer-wrapper";
/**
 * Common utility functions for trace context extraction
 */
/**
 * Attempts to extract trace context from headers, falling back to Step Function context if needed
 * @param headers The headers object to extract from
 * @param tracerWrapper The tracer wrapper instance
 * @returns SpanContextWrapper or null
 */
export declare function extractTraceContext(headers: any, tracerWrapper: TracerWrapper): SpanContextWrapper | null;
/**
 * Extracts trace context from AWS Trace Header
 * @param awsTraceHeader The AWS trace header string
 * @param eventType The type of event (for logging)
 * @returns SpanContextWrapper or null
 */
export declare function extractFromAWSTraceHeader(awsTraceHeader: string, eventType: string): SpanContextWrapper | null;
/**
 * Common error handler for extraction operations
 * @param error The error that occurred
 * @param eventType The type of event (for logging)
 */
export declare function handleExtractionError(error: unknown, eventType: string): void;
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