Module: AwsUtil

Defined in:
lib/util/AwsUtil.rb

Class Method Summary collapse

Class Method Details

.array_or_nil(arr) ⇒ Object

Public: Static method that returns nil if an array is empty

arr - an array to conver

Returns nil if the array is empty, or the original array otherwise



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# File 'lib/util/AwsUtil.rb', line 27

def self.array_or_nil(arr)
  if arr.nil? || arr.empty?
    nil
  else
    arr
  end
end

.aws_array(arr) ⇒ Object

Public: Static method that converts an array to an object that can be used in the AWS API (with quantity and items)

arr - the array to convert

Returns an object with quantity and items



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# File 'lib/util/AwsUtil.rb', line 8

def self.aws_array(arr)
  if arr.nil? || arr.empty?
    {
      quantity: 0,
      items: nil
    }
  else
    {
      quantity: arr.size,
      items: arr
    }
  end
end

.list_paged_results ⇒ Object 



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# File 'lib/util/AwsUtil.rb', line 35

def self.list_paged_results
  more = true
  marker = nil
  all_results = []
  while more do
    (result, more, marker) = yield(marker)
    all_results += result
  end
  all_results
end