import { Config } from 'backstopjs';
import { BackstopReport, HtmlReportSummary } from './types';
export declare function calculateFileHash(filePath: string): string;
export declare function calculateTextHash(text: string): string;
export declare function applyHashesToConfigText(configText: string, hashes: Record<string, string>): string;
export declare function applyConfigHashToHtmlIndex(htmlIndexText: string, configHash: string): string;
export declare function summarizeReport(report: BackstopReport): HtmlReportSummary;
export declare function processTestSuite(backstopDir: string, config: Config, hashes: Record<string, string>): HtmlReportSummary | null;
export declare function generateSummaryRows(summaries: HtmlReportSummary[]): string;
export declare const generateHtmlReportSummary: (backstopDir: string, summaries: HtmlReportSummary[]) => void;
export declare function snapshot({ configs, backstopDirName }: {
    configs: Config[];
    backstopDirName: string;
}): void;