import { type Operation } from "effection";
/**
 * Effection command handler for `tufa benchmark cesr`.
 *
 * Responsibility boundary:
 * - parse command options from dispatch args,
 * - read stream input from file/stdin,
 * - execute benchmark and emit one result payload (text or JSON).
 */
export declare function benchmarkCommand(args: Record<string, unknown>): Operation<void>;
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