class WsProvider

implements ProviderInterface

import { WsProvider } from "https://dotland.deno.dev/x/polkadot@0.2.38/rpc-provider/index.ts";

@polkadot/rpc-provider/ws

Examples

import Api from 'https://deno.land/x/polkadot@0.2.38/api/promise/index.ts';
import { WsProvider } from 'https://deno.land/x/polkadot@0.2.38/rpc-provider/ws/index.ts';

const provider = new WsProvider('ws://127.0.0.1:9944');
const api = new Api(provider);

Constructors

new

WsProvider(

endpoint?: string | string[],

autoConnectMs?: number | false,

headers?: Record<string, string>,

timeout?: number,

)

Properties

readonly

endpoint: string

readonly

endpointStats: EndpointStats

readonly

hasSubscriptions: boolean

readonly

isClonable: boolean

readonly

isConnected: boolean

readonly

isReady: Promise<WsProvider>

readonly

stats: ProviderStats

Methods

protected

selectEndpointIndex(endpoints: string[]): number

clone(): WsProvider

connect(): Promise<void>

connectWithRetry(): Promise<void>

disconnect(): Promise<void>

on(type: ProviderInterfaceEmitted, sub: ProviderInterfaceEmitCb): () => void

send<T = any>(

method: string,

params: unknown[],

isCacheable?: boolean,

subscription?: SubscriptionHandler,

): Promise<T>

subscribe(

type: string,

method: string,

params: unknown[],

callback: ProviderInterfaceCallback,

): Promise<number | string>

unsubscribe(

type: string,

method: string,

id: number | string,

): Promise<boolean>