/**
 * Symbol used to identify TerminateInstanceOptions objects.
 * This prevents confusion when user output happens to have 'recursive' or 'output' properties.
 */
export declare const TERMINATE_OPTIONS_SYMBOL: unique symbol;
/**
 * Options for terminating orchestration instances.
 */
export interface TerminateInstanceOptions {
    /**
     * Internal marker to identify this as a TerminateInstanceOptions object.
     * @internal
     */
    readonly [TERMINATE_OPTIONS_SYMBOL]?: true;
    /**
     * Whether to recursively terminate sub-orchestrations as well.
     * When true, all child orchestrations spawned by the target orchestration
     * will also be terminated.
     *
     * @default false
     */
    recursive?: boolean;
    /**
     * The optional output to set for the terminated orchestrator instance.
     */
    output?: any;
}
/**
 * Creates a TerminateInstanceOptions object with proper type identification.
 * Use this function instead of creating plain objects to ensure correct behavior.
 *
 * @param options - The terminate options
 * @returns A properly typed TerminateInstanceOptions object
 *
 * @example
 * ```typescript
 * // Terminate with recursive option
 * await client.terminateOrchestration(instanceId, terminateOptions({ recursive: true }));
 *
 * // Terminate with output and recursive
 * await client.terminateOrchestration(instanceId, terminateOptions({
 *   output: { reason: "cancelled by user" },
 *   recursive: true
 * }));
 * ```
 */
export declare function terminateOptions(options: Omit<TerminateInstanceOptions, typeof TERMINATE_OPTIONS_SYMBOL>): TerminateInstanceOptions;
/**
 * Type guard to check if a value is a TerminateInstanceOptions object.
 * @internal
 */
export declare function isTerminateInstanceOptions(value: unknown): value is TerminateInstanceOptions;