marketsummary returns an array, so we fix that and only return one.

Author: lookfirst

package.json

@@ -1,6 +1,6 @@
 {
   "name": "bittrex-typescript",
-  "version": "2.0.4",
+  "version": "2.1.0",
   "description": "Bittrex client using typescript",
   "main": "src/index.js",
   "types": "src/index.d.ts",

src/Bittrex.d.ts

@@ -38,6 +38,9 @@ export declare class BittrexClient implements Bittrex {
     currencies(): Promise<CurrencyData[]>;
     ticker(market: string): Promise<TickerData>;
     marketHistory(market: string): Promise<MarketHistoryData[]>;
+    /**
+     * The Bittrex API is stupid. It returns an [] of MarketSummaryData when it should only return one item, so we unwind that.
+     */
     marketSummary(market: string): Promise<MarketSummaryData>;
     marketSummaries(): Promise<MarketSummaryData[]>;
     orderBook(market: string, type: 'buy' | 'sell' | 'both'): Promise<OrderBookData | OrderBookItem[]>;

src/Bittrex.js

@@ -84,8 +84,12 @@ export class BittrexClient implements Bittrex {
 		return this.transport.request(MarketHistoryData, '/public/getmarkethistory', {market: market}) as Promise<MarketHistoryData[]>;
 	}
 
+	/**
+	 * The Bittrex API is stupid. It returns an [] of MarketSummaryData when it should only return one item, so we unwind that.
+	 */
 	public async marketSummary(market: string): Promise<MarketSummaryData> {
-		return this.transport.request(MarketSummaryData, '/public/getmarketsummary', {market: market}) as Promise<MarketSummaryData>;
+		const promise = this.transport.request(MarketSummaryData, '/public/getmarketsummary', {market: market}) as Promise<MarketSummaryData[]>;
+		return promise.then((result:MarketSummaryData[]) => { return result[0]; });
 	}
 
 	public async marketSummaries(): Promise<MarketSummaryData[]> {