lib/europe/currency/exchange_rates.rb in europe-0.0.13 vs lib/europe/currency/exchange_rates.rb in europe-0.0.14

@@ -1,15 +1,17 @@
+# frozen_string_literal: true
+
 require 'net/http'
 require 'date'
 
 # Europe Gem
 module Europe
   # currency
   module Currency
     # exchange rates
     module ExchangeRates
-      EXCHANGE_URL = 'https://www.floatrates.com/daily/eur.json'.freeze
+      EXCHANGE_URL = 'https://www.floatrates.com/daily/eur.json'
 
       def self.retrieve
         resp = Net::HTTP.get_response(URI.parse(EXCHANGE_URL))
         resp.code.to_i == 200 ? extract_rates(resp.body) : :failed
       end
@@ -19,9 +21,11 @@
 
         rates = { date: Date.parse(data['usd']['date']),
                   rates: {} }
 
         filter_rates(data, rates)
+      rescue JSON::ParserError
+        :failed
       end
 
       def self.filter_rates(data, rates)
         data.each do |currency, object|
           rates[:rates][currency.upcase.to_sym] = object['rate'].to_f