Class: ActiveFacts::API::KeyArray

Inherits:
Array
  • Object
show all
Defined in:
lib/activefacts/api/instance_index.rb

Instance Method Summary collapse

Constructor Details

#initialize(a) ⇒ KeyArray

Returns a new instance of KeyArray.



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# File 'lib/activefacts/api/instance_index.rb', line 12

def initialize(a)
	super(
	  a.map do |e|
	    if e.is_a?(Array) && e.class != self.class
 KeyArray.new(e)
	    elsif e.eql?(nil)
 []
	    else
 e
	    end
	  end
	)
end

Instance Method Details

#<=>(other) ⇒ Object 



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# File 'lib/activefacts/api/instance_index.rb', line 30

def <=>(other)
	unless other.is_a?(Array)	# Any kind of Array, not just KeyArray
	  return 1
	end

	0.upto(size-1) do |i|
	  diff = ((s = self[i]) <=> (o = other[i]) rescue nil)
	  case diff
	  when 0	# Same value, whether exactly the same class or not
	    next
	  when nil	# Non-comparable values
	    return -1 if s == nil	# Ensure that nil values come before other values
	    return 1 if o == nil
	    diff = s.class.name <=> o.class.name  # Otherwise just ensure stable sorting
	    return diff if diff != 0
	  else
	    return diff
	  end
	end
	0
end

#inspect ⇒ Object 



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# File 'lib/activefacts/api/instance_index.rb', line 26

def inspect
	"KeyArray"+super
end