public HistoricalExchangeRateController(IHistoricalExchangeRateService historicalExchangeRateService) { _historicalExchangeRateService = historicalExchangeRateService ?? throw new ArgumentNullException(nameof(historicalExchangeRateService)); }
public HistoricalExchangeRateController(IHistoricalExchangeRateService historicalExchangeRateService) { this._historicalExchangeRateService = historicalExchangeRateService; }