examples/currency_layer.rb in danconia-0.2.2 vs examples/currency_layer.rb in danconia-0.2.3

@@ -1,21 +1,26 @@
+# Remember to supply your CurrencyLayer key in the ACCESS_KEY environment variable to run this example
 require 'danconia'
 
 ActiveRecord::Base.establish_connection adapter: 'sqlite3', database: ':memory:'
 
 ActiveRecord::Schema.define do
+  # You can use this in a Rails migration
   create_table :exchange_rates do |t|
     t.string :pair, limit: 6
     t.decimal :rate, precision: 12, scale: 6
     t.index :pair, unique: true
   end
 end
 
 Danconia.configure do |config|
-  config.default_exchange = Danconia::Exchanges::CurrencyLayer.new(access_key: ENV['ACCESS_KEY'], store: Danconia::Stores::ActiveRecord.new)
+  config.default_exchange = Danconia::Exchanges::CurrencyLayer.new(
+    access_key: ENV['ACCESS_KEY'],
+    store: Danconia::Stores::ActiveRecord.new
+  )
 end
 
-# Periodically do this
+# Periodically call this method to keep rates up to date
 puts 'Updating dates with CurrencyLayer API...'
 Danconia.config.default_exchange.update_rates!
 
 puts Money(1, 'USD').exchange_to('EUR').inspect # => 0.854896 EUR
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