Class: IPRanger::IPRange

Inherits:
Object
  • Object
show all
Defined in:
lib/ip_ranger/ip_range.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(start, finish) ⇒ IPRange

Returns a new instance of IPRange.



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# File 'lib/ip_ranger/ip_range.rb', line 7

def initialize(start, finish)
  @start = IPAddress.new(start.is_a?(IPAddr) ? start : IPAddr.new(start))
  @finish = IPAddress.new(finish.is_a?(IPAddr) ? finish : IPAddr.new(finish))

  fail ArgumentError, 'IP sequence cannot contain both IPv4 and IPv6!' if @start.family != @finish.family
end

Instance Attribute Details

#finish ⇒ Object (readonly)

Returns the value of attribute finish.



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# File 'lib/ip_ranger/ip_range.rb', line 5

def finish
  @finish
end

#start ⇒ Object (readonly)

Returns the value of attribute start.



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# File 'lib/ip_ranger/ip_range.rb', line 5

def start
  @start
end

Instance Method Details

#cidrs ⇒ Object 



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# File 'lib/ip_ranger/ip_range.rb', line 14

def cidrs
  cidr_list = []
  cidr_span = spanning_cidr

  if cidr_span.first < first
    exclude = first.pred
    cidr_list = cidr_partition(cidr_span, exclude).last
    cidr_span = cidr_list.pop
  end

  if cidr_span.last > last
    exclude = last.succ
    cidr_list += cidr_partition(cidr_span, exclude).first
  else
    cidr_list << cidr_span
  end

  cidr_list
end

#first ⇒ Object 



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# File 'lib/ip_ranger/ip_range.rb', line 34

def first
  start.first
end

#last ⇒ Object 



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# File 'lib/ip_ranger/ip_range.rb', line 38

def last
  finish.last
end