module RuboCop::Cop::MultilineExpressionIndentation

def assignment_rhs(node)
  case node.type
  when :casgn   then _scope, _lhs, rhs = *node
  when :op_asgn then _lhs, _op, rhs = *node
  when :send    then rhs = node.last_argument
  else               _lhs, rhs = *node
  end
  rhs
end