import type { ExitResult, MatrixRunOptions } from '../config/types.js';
/**
 * Runs matrix comparison across 2+ env files, auto-discovering every
 * `.env*` file in the cwd when no explicit files are given.
 * @param opts Matrix run options.
 * @returns Whether the process should exit with an error.
 */
export declare function runMatrix(opts: MatrixRunOptions): Promise<ExitResult>;
//# sourceMappingURL=matrix.d.ts.map