/**
 * Impact Analysis Module
 *
 * Analyzes code dependencies and impact of changes
 */
import type { ChangeImpactResult, BreakingChange, ImpactAnalysisOptions, DependencyGraph } from "../../types/change-impact.js";
/**
 * ImpactAnalyzer - Facade class for backward compatibility
 *
 * Maintains the same public API as the original ImpactAnalyzer class
 * while delegating to specialized sub-modules.
 */
/**
 * Service for analyzing the impact of code changes.
 *
 * Builds dependency graphs, calculates affected files, detects breaking
 * changes, and provides risk assessments for proposed modifications.
 */
export declare class ImpactAnalyzer {
    private graphBuilder;
    private calculator;
    private breakingChangeDetector;
    /**
     * @param projectRoot - Root directory of the project
     */
    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[]>;
    /**
     * Get graph statistics
     */
    getGraphStats(): {
        fileCount: number;
        totalImports: number;
        totalExports: number;
        lastBuilt: Date | null;
    };
}
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