method

invertible_for?

rails latest stable - Class: ActiveRecord::Associations::Association

invertible_for?(record)

private

Returns true if inverse association on the given record needs to be set. This method is redefined by subclasses.

# File activerecord/lib/active_record/associations/association.rb, line 334
        def invertible_for?(record)
          foreign_key_for?(record) && inverse_reflection_for(record)
        end

invertible_for?

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