Module: Vagrant::Util::DeepMerge

Defined in:
lib/vagrant/util/deep_merge.rb

Class Method Summary collapse

Class Method Details

.deep_merge(myself, other_hash, &block) ⇒ Object

This was lifted straight from Rails 4.0.2 as a basic Hash deep merge.


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# File 'lib/vagrant/util/deep_merge.rb', line 6

def self.deep_merge(myself, other_hash, &block)
  myself = myself.dup
  other_hash.each_pair do |k,v|
    tv = myself[k]
    if tv.is_a?(Hash) && v.is_a?(Hash)
      myself[k] = deep_merge(tv, v, &block)
    else
      myself[k] = block && tv ? block.call(k, tv, v) : v
    end
  end
  myself
end