/**
 * Structured Parser - Parse documents with Zod schema validation
 */
import { ZodType } from 'zod';
import { VisionParser } from '../vision-parser';
import { StructuredParseOptions, StructuredParseResult, ValidationResult } from './zod-interfaces';
export declare class StructuredParser {
    private parser;
    constructor(parser: VisionParser);
    /**
     * Parse a document (PDF or Image) with structured output and Zod validation
     * Automatically detects file type based on extension
     */
    parse<T extends ZodType>(filePath: string, options: StructuredParseOptions<T>): Promise<StructuredParseResult<ReturnType<T['parse']>>>;
    /**
     * Parse a PDF with structured output and Zod validation
     */
    parsePDFWithSchema<T extends ZodType>(pdfPath: string, options: StructuredParseOptions<T>): Promise<StructuredParseResult<ReturnType<T['parse']>>>;
    /**
     * Parse an image with structured output and Zod validation
     */
    parseImageWithSchema<T extends ZodType>(imagePath: string, options: StructuredParseOptions<T>): Promise<StructuredParseResult<ReturnType<T['parse']>>>;
    /**
     * Validate extracted data against schema
     */
    validate<T extends ZodType>(data: unknown, schema: T): ValidationResult<ReturnType<T['parse']>>;
    /**
     * Generate schema-guided prompt
     */
    private generateSchemaPrompt;
    /**
     * Generate retry prompt with error feedback
     */
    private generateRetryPrompt;
    /**
     * Extract JSON from vision parser result
     */
    private extractJsonFromResult;
    /**
     * Clean up JSON text (remove markdown code blocks, etc.)
     */
    private cleanJsonText;
    /**
     * Attempt to fix common JSON issues
     */
    private attemptJsonFix;
}
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