/**
 * Lightweight CLI helper utilities extracted from agent-mux-cli.
 *
 * These are self-contained copies of the flag-parsing helpers, exit codes,
 * and output helpers that the launch module needs, avoiding a circular
 * dependency back to the CLI package.
 */
export type { ParsedArgs, FlagDef } from './types.js';
/** CLI exit code constants. */
export declare const ExitCode: {
    readonly SUCCESS: 0;
    readonly GENERAL_ERROR: 1;
    readonly USAGE_ERROR: 2;
    readonly AGENT_NOT_FOUND: 3;
    readonly AGENT_NOT_INSTALLED: 4;
    readonly AUTH_ERROR: 5;
    readonly CAPABILITY_ERROR: 6;
    readonly CONFIG_ERROR: 7;
    readonly SESSION_NOT_FOUND: 8;
    readonly PROFILE_NOT_FOUND: 9;
    readonly PLUGIN_ERROR: 10;
    readonly TIMEOUT: 11;
    readonly AGENT_CRASHED: 12;
    readonly ABORTED: 13;
    readonly RATE_LIMITED: 14;
    readonly CONTEXT_EXCEEDED: 15;
};
export type ExitCodeValue = (typeof ExitCode)[keyof typeof ExitCode];
/**
 * Get a flag value as a string, or undefined.
 */
export declare function flagStr(flags: Record<string, string | boolean | string[]>, name: string): string | undefined;
/**
 * Get a flag value as a number, or undefined.
 */
export declare function flagNum(flags: Record<string, string | boolean | string[]>, name: string): number | undefined;
/**
 * Get a flag value as a boolean.
 */
export declare function flagBool(flags: Record<string, string | boolean | string[]>, name: string): boolean | undefined;
/**
 * Get a flag value as a string array (for repeatable flags).
 */
export declare function flagArr(flags: Record<string, string | boolean | string[]>, name: string): string[];
/**
 * Print a JSON-wrapped error response to stdout.
 */
export declare function printJsonError(code: string, message: string, recoverable?: boolean): void;
/**
 * Print an error message to stderr.
 */
export declare function printError(message: string): void;