Installation

• cd subscription_period_calculator
• gem build subscription_period_calculator.gemspec
• gem install ./subscription_period_calculator-0.0.0.gem

Usage

go to irb and start using the calculator

exmaple

  SubscriptionPeriodCalculator.period(amount: 10, currency: 'UTC')
  SubscriptionPeriodCalculator.period(amount: 10, currency: 'BTC')