def after_assign(node)
      type  = ASSIGNMENT_TYPES[node.type]
      name  = node.children[0].to_s
      value = value_stack.pop.first

      if !value and assignment_value
        value = assignment_value
      end

      assign_variable(type, name, value, node)
    end
def after_assign(node)
      type  = ASSIGNMENT_TYPES[node.type]
      name  = node.children[0].to_s
      value = value_stack.pop.first

      if !value and assignment_value
        value = assignment_value
      end

      assign_variable(type, name, value, node)
    end
@see #on_assign

 @param [RubyLint::AST::Node] node