Method: ChangeMachine.make_cents
- Defined in:
- lib/coinstar/change_machine.rb
.make_cents(currency) ⇒ Object
21 22 23 24 25 26 27 28 29 30 |
# File 'lib/coinstar/change_machine.rb', line 21 def self.make_cents(currency) begin currency.inject(0) do |cents, (k,v)| cents += (CURRENCY[k.to_s.singularize.to_sym] * v) cents end rescue NoMethodError raise 'Unknown currency type' end end |