import type { DocumentMetadata, PartialDocumentMetadata } from './schema.js';
export interface GeneratorOptions {
    filePath: string;
    content: string;
    docsRoot?: string;
    existingMetadata?: PartialDocumentMetadata;
}
export interface GeneratedMetadata extends Partial<DocumentMetadata> {
    _generated: {
        fields: string[];
        confidence: Record<string, number>;
    };
}
/**
 * Generate metadata for a document
 */
export declare function generateMetadata(options: GeneratorOptions): GeneratedMetadata;
/**
 * Merge generated metadata with existing metadata
 */
export declare function mergeMetadata(existing: PartialDocumentMetadata, generated: GeneratedMetadata): DocumentMetadata;
/**
 * Format a date as YYYY-MM-DD
 */
export declare function formatDate(date: Date): string;
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