class Hash

From gist.github.com/ku/e17e3d65ec4c37b60149 From stackoverflow.com/questions/9381553/ruby-merge-nested-hash

Public Instance Methods

deep_merge(second) click to toggle source

# File lib/meld/hash/deep_merge.rb, line 13
def deep_merge(second)
  dup.deep_merge! second
end

deep_merge!(second) click to toggle source

# File lib/meld/hash/deep_merge.rb, line 4
def deep_merge!(second)
  merger = proc do |_, v1, v2|
    next v1.merge(v2, &merger) if [v1, v2].all? { |x| x.is_a? Hash }
    next v1 + v2 if [v1, v2].all? { |x| x.is_a? Array }
    v2
  end
  merge!(second, &merger)
end