import z from 'zod';
import { type CoreTool, type JSONValue, type TextStreamPart } from 'ai';
/**
 * Deep-copy an object using JSON.parse and JSON.stringify. This will not work for complex objects, and may be slow
 * as your object size increases
 * @param object
 */
export declare function deepCopy<T>(object: any): T;
export declare const jsonValueSchema: z.ZodType<JSONValue>;
export type JSONSerializableObject = {
    [key: string]: JSONValue;
};
export type AsyncIterableStream<T> = AsyncIterable<T> & ReadableStream<T>;
export declare function createAsyncIterableStream<T>(source: ReadableStream<T>): AsyncIterableStream<T>;
/**
 * Creates a stitchable stream that can pipe one stream at a time.
 *
 * @template T - The type of values emitted by the streams.
 * @returns {Object} An object containing the stitchable stream and control methods.
 */
export declare function createStitchableStream<T>(): {
    stream: ReadableStream<T>;
    addStream: (innerStream: ReadableStream<T>) => void;
    enqueue: (c: T) => void;
    close: () => void;
};
/**
 * Creates a Promise with externally accessible resolve and reject functions.
 *
 * @template T - The type of the value that the Promise will resolve to.
 * @returns An object containing:
 *   - promise: A Promise that can be resolved or rejected externally.
 *   - resolve: A function to resolve the Promise with a value of type T.
 *   - reject: A function to reject the Promise with an error.
 */
export declare function createResolvablePromise<T = any>(): {
    promise: Promise<T>;
    resolve: (value: T) => void;
    reject: (error: unknown) => void;
};
/**
 * Types copied/pasted from AI SDK so that I can add the 'handover' property
 */
export type EnrichedStreamPart<TOOLS extends Record<string, CoreTool>, PARTIAL_OUTPUT> = {
    part: TextStreamPart<TOOLS>;
    partialOutput: PARTIAL_OUTPUT | undefined;
};
type TextStreamPartWithoutToolResult<TOOLS extends Record<string, CoreTool>> = Exclude<TextStreamPart<TOOLS>, {
    type: 'tool-result';
}>;
type TextStreamPartToolResult<TOOLS extends Record<string, CoreTool>> = Extract<TextStreamPart<TOOLS>, {
    type: 'tool-result';
}>;
type NewToolResultPart<TOOLS extends Record<string, CoreTool>> = TextStreamPartToolResult<TOOLS> & {
    handedOverTo?: {
        name: string;
        id: string;
    };
};
export type ExtendedTextStreamPart<TOOLS extends Record<string, CoreTool>> = (TextStreamPartWithoutToolResult<TOOLS> | NewToolResultPart<TOOLS>) & {
    agent: {
        id: string;
        name: string;
    };
};
export type ExtendedEnrichedStreamPart<TOOLS extends Record<string, CoreTool>, PARTIAL_OUTPUT> = {
    part: ExtendedTextStreamPart<TOOLS>;
    partialOutput: PARTIAL_OUTPUT | undefined;
};
export {};