/**
 * @fileoverview Ruby Language Extractor
 * @module @nahisaho/musubix-security/extractors/ruby-extractor
 * @trace TSK-023, TSK-024
 * @trace REQ-SEC-LANG-005, REQ-SEC-CFG-001, REQ-SEC-DFG-001
 */
import { BaseExtractor, type ASTNode, type ASTEdge, type DataFlowGraph, type ControlFlowGraph, type SymbolTable, type FrameworkModel, type SupportedLanguage } from './base-extractor.js';
/**
 * Ruby Language Extractor
 * @trace TSK-023
 */
export declare class RubyExtractor extends BaseExtractor {
    readonly language: SupportedLanguage;
    readonly extensions: string[];
    private parser;
    private tree;
    private nodeIdCounter;
    private blockIdCounter;
    /**
     * Get framework models for Ruby
     */
    getFrameworkModels(): FrameworkModel[];
    /**
     * Initialize tree-sitter parser
     */
    private initParser;
    /**
     * Build AST from source code
     */
    protected buildAST(source: string, filePath: string): Promise<{
        ast: ASTNode;
        astNodes: Map<string, ASTNode>;
        astEdges: ASTEdge[];
    }>;
    /**
     * Convert tree-sitter node to AST format
     */
    private convertTreeSitterNode;
    /**
     * Extract properties from node
     */
    private extractNodeProperties;
    /**
     * Create fallback AST when tree-sitter is unavailable
     */
    private createFallbackAST;
    /**
     * Build Data Flow Graph
     */
    protected buildDFG(astNodes: Map<string, ASTNode>, _astEdges: ASTEdge[], frameworkModels: FrameworkModel[]): Promise<DataFlowGraph>;
    /**
     * Build Control Flow Graph
     */
    protected buildCFG(astNodes: Map<string, ASTNode>, _astEdges: ASTEdge[]): Promise<ControlFlowGraph>;
    /**
     * Extract symbols from AST
     */
    protected extractSymbols(astNodes: Map<string, ASTNode>): Promise<SymbolTable>;
}
/**
 * Create Ruby extractor instance
 */
export declare function createRubyExtractor(): RubyExtractor;
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