class Hash

Taken from stackoverflow.com/a/25990044

Public Instance Methods

deep_merge(second) click to toggle source
# File lib/berktacular/berksfile.rb, line 7
def deep_merge(second)
  merger = proc { |key, v1, v2|
    Hash === v1 && Hash === v2 ?
      v1.merge(v2, &merger) :
      [:undefined, nil, :nil].include?(v2) ? v1 : v2
  }
  self.merge(second, &merger)
end