display.rb in bitcoin-api-0.1.1

- old
+ new

@@ -26,19 +26,20 @@
 
   def self.list_candles(candles)
     candles.each_with_index{ |candle, i|
       puts "#{(i+1).to_s.rjust(4)}. #{candle.timestamp} [#{candle.open.rjust(11)} -> #{candle.close.rjust(11)}] [#{candle.min.rjust(11)} - #{candle.max.rjust(11)}] vol: #{candle.volume.rjust(11)}"
     }
+    # insert key at top and bottom of list
   end
 
   def self.list_tickers(tickers)
     tickers.each_with_index{ |ticker, i|
       puts "#{(i+1).to_s.rjust(4)}. #{ticker.symbol}"
     }
   end
 
   private
-  # input array of hashes, and desired displayed attribute (string key)
+  # input array of hashes, and attribute to be displayed
   def self.numerize(array, attribute = nil)
     if attribute
       array.each_with_index{ |e, i| puts "#{i+1}. #{e.send("#{attribute}")}"}
     else
       array.each_with_index{ |e, i| puts "#{i+1}. #{e}"}