dry code

Author: carlosmiei

src/node-binance-api.ts

@@ -1462,14 +1462,14 @@ export default class Binance {
                 host: this.parseProxy(socksproxy)[1],
                 port: this.parseProxy(socksproxy)[2]
             });
-            ws = new WebSocket((this.Options.test ? this.fstreamSingleTest : this.fstreamSingle) + endpoint, { agent });
+            ws = new WebSocket((this.getFStreamUrl()) + endpoint, { agent });
         } else if (httpsproxy) {
             const config = url.parse(httpsproxy);
             const agent = new HttpsProxyAgent(config);
             if (this.Options.verbose) this.Options.log(`futuresSubscribeSingle: using proxy server: ${agent}`);
-            ws = new WebSocket((this.Options.test ? this.fstreamSingleTest : this.fstreamSingle) + endpoint, { agent });
+            ws = new WebSocket((this.getFStreamUrl()) + endpoint, { agent });
         } else {
-            ws = new WebSocket((this.Options.test ? this.fstreamSingleTest : this.fstreamSingle) + endpoint);
+            ws = new WebSocket((this.getFStreamUrl()) + endpoint);
         }
 
         if (this.Options.verbose) this.Options.log('futuresSubscribeSingle: Subscribed to ' + endpoint);