datapilot-cli/dist/parsers/base/parser-registry.d.ts

Enterprise-grade streaming multi-format data analysis with comprehensive statistical insights and intelligent relationship detection - supports CSV, JSON, Excel, TSV, Parquet - memory-efficient, cross-platform

/**
 * Parser Registry - Universal format detection and parser management
 */
import type { DataParser, FormatDetector, FormatDetectionResult, ParseOptions } from './data-parser';
export interface ParserRegistration {
    format: string;
    parserFactory: (options?: ParseOptions) => DataParser;
    detector: FormatDetector;
    priority: number;
    extensions: string[];
}
export interface DetectionResult {
    parser: DataParser;
    format: string;
    detection: FormatDetectionResult;
    registration: ParserRegistration;
}
/**
 * Central registry for all data parsers
 * Handles format detection and parser instantiation
 */
export declare class ParserRegistry {
    private registrations;
    private extensionMap;
    /**
     * Register a parser for a specific format
     */
    register(registration: ParserRegistration): void;
    /**
     * Auto-detect format and return appropriate parser
     */
    getParser(filePath: string, options?: ParseOptions): Promise<DetectionResult>;
    /**
     * Get parser by specific format
     */
    getParserByFormat(filePath: string, format: string, options?: ParseOptions): Promise<DetectionResult>;
    /**
     * Get candidate formats based on file extension
     */
    private getCandidatesByExtension;
    /**
     * Run content detection on candidate parsers
     */
    private runContentDetection;
    /**
     * Build comprehensive error message for unsupported formats
     */
    private buildUnsupportedFormatError;
    /**
     * Get all supported format names
     */
    getSupportedFormats(): string[];
    /**
     * Get all supported file extensions
     */
    getSupportedExtensions(): string[];
    /**
     * Get format information
     */
    getFormatInfo(format: string): ParserRegistration | undefined;
    /**
     * Check if format is supported
     */
    isFormatSupported(format: string): boolean;
    /**
     * Get statistics about registered parsers
     */
    getRegistryStats(): {
        formatCount: number;
        extensionCount: number;
        formats: Array<{
            name: string;
            extensions: string[];
            priority: number;
        }>;
    };
    /**
     * Validate file can be parsed by any registered parser
     */
    validateFile(filePath: string): Promise<{
        supported: boolean;
        bestMatch?: DetectionResult;
        allResults: DetectionResult[];
    }>;
}
/**
 * Global parser registry instance
 */
export declare const globalParserRegistry: ParserRegistry;
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