/**
 * Performance Regression Analysis
 * Analyzes performance test results and detects regressions
 */
interface RegressionAnalysis {
    metric: string;
    baseline: number;
    current: number;
    change: number;
    changePercent: number;
    isRegression: boolean;
    significance: "critical" | "major" | "minor";
    threshold: number;
}
interface AnalysisReport {
    timestamp: string;
    baselineVersion: string;
    currentVersion: string;
    provider: string;
    significantRegressions: RegressionAnalysis[];
    improvements: RegressionAnalysis[];
    summary: {
        llmClients: string;
        terminalUI: string;
        toolkit: string;
        overall: string;
    };
    recommendation: "approve" | "review" | "reject";
    details: string;
}
interface AnalysisConfig {
    baselineFile: string;
    currentFile: string;
    threshold: number;
    outputFile: string;
    strictMode: boolean;
}
/**
 * Performance regression analyzer
 */
export declare class PerformanceAnalyzer {
    private config;
    private readonly CRITICAL_THRESHOLD;
    private readonly MAJOR_THRESHOLD;
    private readonly MINOR_THRESHOLD;
    constructor(config: AnalysisConfig);
    /**
     * Analyze performance regression
     */
    analyze(): Promise<AnalysisReport>;
    /**
     * Load performance result from file
     */
    private loadPerformanceResult;
    /**
     * Analyze metrics for regressions
     */
    private analyzeMetrics;
    /**
     * Analyze a single metric
     */
    private analyzeMetric;
    /**
     * Determine if higher values are better for a metric
     */
    private isHigherBetter;
    /**
     * Generate analysis report
     */
    private generateReport;
    /**
     * Get summary for a component
     */
    private getSummaryForComponent;
    /**
     * Save analysis report
     */
    private saveReport;
    /**
     * Print analysis summary
     */
    private printSummary;
}
export {};
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