feat: add connection events and subscription to multiple addresses, t…

src/helpers/healthCheck.ts

@@ -6,7 +6,7 @@ import {parseUrl} from './url';
 
 import {GetNodeStatusResponseDto} from '../api/generated';
 import {AdamantApiResult, getRandomIntInclusive} from './validator';
-import {WebSocketClient, WsOptions} from './wsClient';
+import {WebSocketClient, WsOptions} from './wsClient/wsClient';
 
 export interface NodeManagerOptions {
   nodes: string[];

src/helpers/wsClient/error.ts

@@ -0,0 +1,15 @@
+export class AdamantWsConnectionError extends Error {
+  reason: string;
+  details: string;
+
+  constructor(reason: string, details: string | Error) {
+    const message = String(details);
+
+    super(message);
+
+    this.name = 'AdamantWsConnectionError';
+
+    this.reason = reason;
+    this.details = message;
+  }
+}