Class: Till

Inherits:

Object

Object
Till

Defined in:: lib/till.rb

Instance Method Summary collapse

#initialize(prices) ⇒ Till constructor

A new instance of Till.
#total_for(basket) ⇒ Object

Constructor Details

#initialize(prices) ⇒ `Till`

Returns a new instance of Till.



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# File 'lib/till.rb', line 2

def initialize prices
  @prices = prices
end

Instance Method Details

#total_for(basket) ⇒ `Object`



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# File 'lib/till.rb', line 6

def total_for basket
  basket.items.inject(0){|total, item| total += @prices[item]}
end