Method: NSArray#nsindexset

Defined in:
lib/sugarcube-foundation/nsarray.rb

#nsindexset ⇒ NSIndexSet

Creates an NSIndexSet object using the items in self as the indices

Returns:



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# File 'lib/sugarcube-foundation/nsarray.rb', line 23

def nsindexset
  if self.length == 0
    raise "An index set must have at least one index"
  end

  set = NSMutableIndexSet.indexSet
  self.each do |val|
    set.addIndex val
  end
  set
end