@juspay/neurolink/dist/lib/providers/sagemaker/structured-parser.d.ts

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/**
 * Structured Output Streaming Parser (Phase 2.3)
 *
 * This module provides partial JSON parsing for streaming structured output
 * responses from SageMaker endpoints with real-time validation.
 */
import type { SageMakerStructuredOutput } from "./types.js";
/**
 * Partial JSON parser for streaming structured output
 */
export declare class StructuredOutputParser {
    private buffer;
    private currentObject;
    private currentPath;
    private schema?;
    private inString;
    private escapeNext;
    private bracketCount;
    private arrayBracketCount;
    private lastProcessedLength;
    private lastKeyValueParsePosition;
    private bracketTypeStack;
    constructor(schema?: Record<string, unknown>);
    /**
     * Parse a chunk of JSON text and return structured output info
     */
    parseChunk(chunk: string): SageMakerStructuredOutput;
    /**
     * Parse partial JSON by tracking structure with consolidated bracket counting
     */
    private parsePartialJSON;
    /**
     * Consolidated bracket structure processing - handles both counting and path navigation
     * Uses shared bracket counting logic to reduce code duplication
     */
    private processBracketStructure;
    /**
     * Extract partial object from buffer by finding valid JSON fragments
     * Optimized for large JSON strings using true incremental parsing to prevent O(n²) performance
     */
    private extractPartialObject;
    /**
     * Efficiently parse key-value pairs from JSON buffer using true incremental approach
     * Optimized for large JSON strings to avoid O(n²) performance by only processing new content
     */
    private parseKeyValuePairsIncrementally;
    /**
     * Parse a quoted string from buffer starting at given index
     */
    private parseQuotedString;
    /**
     * Parse a JSON value (string, number, boolean, null) from buffer
     */
    private parseJsonValue;
    /**
     * Parse a number from buffer starting at given index
     */
    private parseNumber;
    /**
     * Validate partial object against schema
     */
    private validatePartialObject;
    /**
     * Validate complete object against schema
     */
    private validateAgainstSchema;
    /**
     * Validate a single property against its schema
     */
    private validateProperty;
    /**
     * Check if the current object appears to be complete using efficient bracket counting
     */
    private isObjectComplete;
    /**
     * Optimized whitespace check to replace regex for performance with large strings
     */
    private isWhitespace;
    /**
     * Optimized digit check to replace regex for performance with large strings
     */
    private isDigit;
    /**
     * Optimized hex string validation to replace regex for unicode escape sequences
     */
    private isValidHexString;
    /**
     * Reset parser state
     */
    reset(): void;
    /**
     * Get current parsing state for debugging
     */
    getState(): {
        bufferLength: number;
        currentPath: string[];
        inString: boolean;
        objectKeys: string[];
        bracketCount: number;
        arrayBracketCount: number;
        lastProcessedLength: number;
        lastKeyValueParsePosition: number;
        bracketTypeStack: string[];
    };
}
/**
 * Factory function to create structured output parser
 */
export declare function createStructuredOutputParser(schema?: Record<string, unknown>): StructuredOutputParser;
/**
 * Utility function to detect if content is structured JSON
 */
export declare function isStructuredContent(content: string): boolean;
/**
 * Utility function to extract JSON schema from response format
 */
export declare function extractSchemaFromResponseFormat(responseFormat: Record<string, unknown>): Record<string, unknown> | undefined;