class Hash
Public Instance Methods
deep_dup()
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Returns a deep copy of hash.
hash = { a: { b: 'b' } } dup = hash.deep_dup dup[:a][:c] = 'c' hash[:a][:c] # => nil dup[:a][:c] # => "c"
# File lib/chewy/backports/deep_dup.rb, line 41 def deep_dup each_with_object(dup) do |(key, value), hash| hash[key.deep_dup] = value.deep_dup end end