Module: Aquarium::Utils::HashUtils

Includes:
ArrayUtils
Included in:
Aspects::Aspect, Aspects::ExclusionHandler, Aspects::Pointcut, Finders::FinderResult
Defined in:
lib/aquarium/utils/hash_utils.rb

Instance Method Summary collapse

Methods included from ArrayUtils

#make_array, make_array, #strip_array_nils, strip_array_nils

Instance Method Details

#make_hash(item_or_array_or_hash) ⇒ Object

Convert the input item or array into a hash with a nil value or the result of evaluating the optional input block, which takes a single argument for the item. If the input is already a hash, it is returned unmodified.



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# File 'lib/aquarium/utils/hash_utils.rb', line 11

def make_hash item_or_array_or_hash
  return {} if item_or_array_or_hash.nil? 
  return strip_nil_keys(item_or_array_or_hash) if item_or_array_or_hash.kind_of?(Hash)
  hash = {}
  [item_or_array_or_hash].flatten.each do |element| 
    unless element.nil?
      hash[element] = block_given? ? yield(element) : nil
    end
  end
  hash
end

#strip_nil_keys(hash) ⇒ Object 



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# File 'lib/aquarium/utils/hash_utils.rb', line 23

def strip_nil_keys hash
  hash.reject {|k,v| k.nil?}
end