/**
 * Impact Analyzer Service
 *
 * Analyzes code dependencies and impact of changes
 */
import type { DependencyGraph, ChangeImpactResult, BreakingChange, ImpactAnalysisOptions } from "../types/change-impact.js";
export declare class ImpactAnalyzer {
    private projectRoot;
    private graph;
    private readonly CACHE_DURATION;
    constructor(projectRoot: string);
    /**
     * Build or refresh the dependency graph
     */
    buildGraph(forceRebuild?: boolean): Promise<DependencyGraph>;
    /**
     * Analyze impact of changing specific files
     */
    analyzeImpact(targetFiles: string[], options?: ImpactAnalysisOptions): Promise<ChangeImpactResult>;
    /**
     * Detect breaking changes between old and new versions
     */
    detectBreakingChanges(file: string, oldContent: string, newContent: string): Promise<BreakingChange[]>;
    /**
     * Find all files that import a specific symbol from a file
     */
    private findFilesImporting;
    /**
     * Parse a file to extract imports and exports
     */
    private parseFile;
    /**
     * Parse import statements from file content
     */
    private parseImports;
    /**
     * Parse export statements from file content
     */
    private parseExports;
    /**
     * Find all TypeScript/JavaScript source files
     */
    private findSourceFiles;
    /**
     * Resolve import path relative to importing file
     */
    private resolveImportPath;
    /**
     * Normalize file path to be relative to project root
     */
    private normalizePath;
    /**
     * Calculate impact level based on affected files count
     */
    private calculateImpactLevel;
    /**
     * Generate suggestions based on impact analysis
     */
    private generateSuggestions;
    /**
     * Check if file should be excluded
     */
    private shouldExclude;
    /**
     * Get graph statistics
     */
    getGraphStats(): {
        fileCount: number;
        totalImports: number;
        totalExports: number;
        lastBuilt: Date | null;
    };
}
//# sourceMappingURL=impact-analyzer.d.ts.map