import type { ComparisonArtifact, ComparisonArtifacts, ComparisonMetadata } from './types';
export declare const MAX_COMPARISON_METADATA_BYTES: number;
export declare function describeArtifact(outputDirectory: string, filePath: string): ComparisonArtifact;
export declare function writeComparisonMetadata(artifacts: ComparisonArtifacts, metadata: Omit<ComparisonMetadata, 'artifacts'>): ComparisonMetadata;