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unless Hash.method_defined?(:deep_dup)
class Array
def deep_dup
map { |it| it.deep_dup }
end
end
class Hash
def deep_dup
each_with_object(dup) do |(key, value), hash|
hash[key.deep_dup] = value.deep_dup
end
end
end
class String
def deep_dup
self.dup
end
end
class Integer
def deep_dup
self
end
end
class Float
def deep_dup
self
end
end
class TrueClass
def deep_dup
self
end
end
class FalseClass
def deep_dup
self
end
end
class NilClass
def deep_dup
self
end
end
end
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