Class: Rupee::Frequency

Inherits:
Object
  • Object
show all
Defined in:
lib/rupee/frequency.rb

Overview

A frequency

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(amount, unit) ⇒ Frequency

Creates a new frequency object



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# File 'lib/rupee/frequency.rb', line 11

def initialize(amount, unit)
  @amount = amount
  @unit = unit
end

Instance Attribute Details

#amount ⇒ Object (readonly)

The amount of units



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# File 'lib/rupee/frequency.rb', line 5

def amount
  @amount
end

#unit ⇒ Object (readonly)

The units in which to count (:days, :months, :years, etc.



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# File 'lib/rupee/frequency.rb', line 8

def unit
  @unit
end

Instance Method Details

#build(from, to) ⇒ Object 



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# File 'lib/rupee/frequency.rb', line 16

def build(from, to)
  results = []
  temp = from
  multiplier = 1

  case @unit
  when :day, :days
    while temp < to
      temp += @amount
      results << temp
    end
  when :week, :weeks
    while temp < to
      temp += @amount * 7
      results << temp
    end
  when :month, :months
    while temp < to
      temp = from.next_month(@amount * multiplier)
      multiplier += 1
      results << temp
    end
  when :year, :years
    while temp < to
      temp = from.next_year(@amount * multiplier)
      multiplier += 1
      results << temp
    end
  end

  results
end