/**
 * CLI utilities and formatting
 */
import type { CommandResult } from './types.js';
export declare function formatOutput(result: CommandResult, json?: boolean): string;
export declare function createExitHandler(): (code: number) => never;
export declare function handleError(error: Error): CommandResult;
export declare function timing(): {
    started: number;
    end: () => {
        started: number;
        completed: number;
        duration: number;
    };
};
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