Module: Gitlab::Utils::MergeHash

Extended by:
MergeHash
Included in:
MergeHash
Defined in:
lib/gitlab/utils/merge_hash.rb

Instance Method Summary collapse

Instance Method Details

#crush(array_or_hash) ⇒ Object

This extracts all keys and values from a hash into an array

{ hello: “world”, this: { crushes: [“an entire”, “hash”] } }

> [:hello, “world”, :this, :crushes, “an entire”, “hash”]



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# File 'lib/gitlab/utils/merge_hash.rb', line 40

def crush(array_or_hash)
  if array_or_hash.is_a?(Array)
    crush_array(array_or_hash)
  else
    crush_hash(array_or_hash)
  end
end

#merge(elements) ⇒ Object

Deep merges an array of hashes

{ hello: [“world”

},

{ hello: "Everyone" },
{ hello: { greetings: ['Bonjour', 'Hello', 'Hallo', 'Dzien dobry'] } },
 "Goodbye", "Hallo"]

> [

  {
    hello:
      [
        "world",
        "Everyone",
        { greetings: ['Bonjour', 'Hello', 'Hallo', 'Dzien dobry'] }
      ]
  },
  "Goodbye"
]



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# File 'lib/gitlab/utils/merge_hash.rb', line 26

def merge(elements)
  merged, *other_elements = elements

  other_elements.each do |element|
    merged = merge_hash_tree(merged, element)
  end

  merged
end