viem
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TypeScript
import { type UrlRequiredErrorType } from '../../errors/transport.js';
import type { ErrorType } from '../../errors/utils.js';
import type { Hash } from '../../types/misc.js';
import type { RpcResponse } from '../../types/rpc.js';
import type { SocketRpcClient } from '../../utils/rpc/socket.js';
import { type GetWebSocketRpcClientOptions } from '../../utils/rpc/webSocket.js';
import { type CreateTransportErrorType, type Transport, type TransportConfig } from './createTransport.js';
type WebSocketTransportSubscribeParameters = {
onData: (data: RpcResponse) => void;
onError?: ((error: any) => void) | undefined;
};
type WebSocketTransportSubscribeReturnType = {
subscriptionId: Hash;
unsubscribe: () => Promise<RpcResponse<boolean>>;
};
type WebSocketTransportSubscribe = {
subscribe(args: WebSocketTransportSubscribeParameters & {
/**
* @description Add information about compiled contracts
* @link https://hardhat.org/hardhat-network/docs/reference#hardhat_addcompilationresult
*/
params: ['newHeads'];
}): Promise<WebSocketTransportSubscribeReturnType>;
};
export type WebSocketTransportConfig = {
/**
* Whether or not to send keep-alive ping messages.
* @default true
*/
keepAlive?: GetWebSocketRpcClientOptions['keepAlive'] | undefined;
/** The key of the WebSocket transport. */
key?: TransportConfig['key'] | undefined;
/** Methods to include or exclude from executing RPC requests. */
methods?: TransportConfig['methods'] | undefined;
/** The name of the WebSocket transport. */
name?: TransportConfig['name'] | undefined;
/**
* Whether or not to attempt to reconnect on socket failure.
* @default true
*/
reconnect?: GetWebSocketRpcClientOptions['reconnect'] | undefined;
/** The max number of times to retry. */
retryCount?: TransportConfig['retryCount'] | undefined;
/** The base delay (in ms) between retries. */
retryDelay?: TransportConfig['retryDelay'] | undefined;
/** The timeout (in ms) for async WebSocket requests. Default: 10_000 */
timeout?: TransportConfig['timeout'] | undefined;
};
export type WebSocketTransport = Transport<'webSocket', {
/**
* @deprecated use `getRpcClient` instead.
*/
getSocket(): Promise<WebSocket>;
getRpcClient(): Promise<SocketRpcClient<WebSocket>>;
subscribe: WebSocketTransportSubscribe['subscribe'];
}>;
export type WebSocketTransportErrorType = CreateTransportErrorType | UrlRequiredErrorType | ErrorType;
/**
* @description Creates a WebSocket transport that connects to a JSON-RPC API.
*/
export declare function webSocket(
/** URL of the JSON-RPC API. Defaults to the chain's public RPC URL. */
url?: string, config?: WebSocketTransportConfig): WebSocketTransport;
export {};
//# sourceMappingURL=webSocket.d.ts.map