/** Stable, documented exit codes. */
export declare const EXIT: {
    readonly GENERIC: 1;
    readonly AUTHENTICATION: 10;
    readonly PERMISSION: 11;
    readonly NOT_FOUND: 12;
    readonly CONFLICT: 13;
    readonly VALIDATION: 14;
    readonly CARD: 15;
    readonly RATE_LIMIT: 16;
    readonly API: 17;
    readonly CONNECTION: 18;
};
/** The `{ error: { code, message, params } }` envelope returned by the API. */
export interface ErrorEnvelope {
    error?: {
        code?: string;
        message?: string;
        params?: unknown;
        displayMessage?: string;
        reversible?: boolean;
    };
}
/** Thrown by the raw escape-hatch client on a non-2xx response. */
export declare class ApiRequestError extends Error {
    readonly status: number;
    readonly code?: string;
    readonly body?: unknown;
    readonly requestId?: string;
    constructor(status: number, message: string, opts?: {
        code?: string;
        body?: unknown;
        requestId?: string;
    });
}
interface Formatted {
    message: string;
    exitCode: number;
}
export declare function formatError(err: unknown): Formatted;
export {};