abstract class Money::Currency::RateStore

• Money::Currency::RateStore
• Reference
• Object

Included Modules

• Enumerable(Money::Currency::Rate)

Direct Known Subclasses

• Money::Currency::RateStore::Memory

Defined in:

Instance Method Summary

• #[](from, to) : BigDecimal

  Retrieve the rate for the given currencies.

• #[]=(from, to, value : Number) : Nil

  Registers a conversion rate and returns it.

• #[]?(from, to) : BigDecimal | Nil

  Retrieve the rate for the given currencies.

• #add_rate(from : Currency, to : Currency, value : Int64) : Nil

  See #[]=.

• #clear : Nil

  Empties currency rate index.

• #clear_rates : Nil

  See #clear.

• #each(&block : T -> _)

  Iterates over list of Rate objects.

• #get_rate?(from : Currency, to : Currency) : Rate | Nil

  See #[]?.

• #transaction(&block : -> _)

  Wraps block execution in a concurrency-safe transaction.

Instance Method Detail

store = Money::Currency::RateStore::Memory.new
store["USD", "CAD"] = 1.24515
store["USD", "CAD"]? # => 1.24515

store = Money::Currency::RateStore::Memory.new
store["USD", "CAD"] = 1.24515
store["CAD", "USD"] = 0.803115

store = Money::Currency::RateStore::Memory.new
store["USD", "CAD"] = 1.24515
store["USD", "CAD"]? # => 1.24515

store.each do |rate|
  puts rate
end