import { ChildProcess } from 'node:child_process';
import * as viem from 'viem';
export type RpcOptions = {
    forkProvider?: viem.PublicClient;
    forkBlockNumber?: number;
    timestamp?: number;
};
export type CannonRpcNode = ChildProcess & RpcOptions & {
    host: string;
    port: number;
    chainId: number;
};
declare let anvilProvider: (viem.PublicClient & viem.WalletClient & viem.TestClient) | null;
export declare const versionCheck: () => Promise<void>;
export declare function runRpc(anvilOptions: Record<string, any>, rpcOptions?: RpcOptions): Promise<CannonRpcNode>;
export declare function getProvider(expectedAnvilInstance: ChildProcess): typeof anvilProvider;
export declare function createProviderProxy(provider: viem.Client): Promise<string>;
export {};
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