deep_dup

deep_dup()

Instance Public methods

Returns a deep copy of object if it's duplicable. If it's not duplicable, returns self.

object = Object.new
dup    = object.deep_dup
dup.instance_variable_set(:@a, 1)

object.instance_variable_defined?(:@a) # => false
dup.instance_variable_defined?(:@a)    # => true

Links:

https://github.com/rails/rails/blob/efff6c1fd4b9e2e4c9f705a45879373cb34a5b0e/activesupport/lib/active_support/core_ext/object/deep_dup.rb#L13

doc_ruby_on_rails

2015-06-20 00:00:00

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