Sha256: cb19f40c5e914b01756d6ccff85a48579bf17a0711653f1d1a0d36ccd70e371b
Contents?: true
Size: 711 Bytes
Versions: 20
Compression:
Stored size: 711 Bytes
Contents
# frozen_string_literal: true
module ActiveObject
module Integer
ROMAN_VALUES ||= {
M: 1000, CM: 900, D: 500, CD: 400, C: 100, XC: 90, L: 50, XL: 40, X: 10, IX: 9, V: 5, IV: 4,
I: 1
}.freeze
def factorial
return 1 if zero?
2.upto(self).inject(1) { |acc, elem| acc * elem }
end
def of(&block)
::Array.new(self, &block)
end
def roman
return '' if zero?
return "-#{(-self).roman}" if negative?
ROMAN_VALUES.each { |key, val| return("#{key}#{(self - val).roman}") if val <= self }
end
def time
::Time.at(self)
end
end
end
Integer.include(ActiveObject::Integer) if ActiveObject.configuration.autoload_integer
Version data entries
20 entries across 20 versions & 1 rubygems