fix(v2.15.6, #507): correct handling for symbols array in rolling window tickers endpoint

Author: tiagosiebler

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "binance",
-  "version": "2.15.5",
+  "version": "2.15.6",
   "description": "Node.js & JavaScript SDK for Binance REST APIs & WebSockets, with TypeScript & end-to-end tests.",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",

package.json

@@ -739,6 +739,13 @@ export class MainClient extends BaseRestClient {
   getRollingWindowTicker(
     params: RollingWindowTickerParams,
   ): Promise<TradingDayTickerFull[] | TradingDayTickerMini[]> {
+    if (params && params['symbols'] && Array.isArray(params['symbols'])) {
+      const symbols = (params as SymbolArrayParam).symbols;
+      const symbolsQueryParam = JSON.stringify(symbols);
+
+      return this.get('api/v3/ticker?symbols=' + symbolsQueryParam);
+    }
+
     return this.get('api/v3/ticker', params);
   }