class RuboCop::Cop::Layout::MultilineAssignmentLayout

def check_same_line_offense(node, rhs)
  return unless node.loc.operator.line != rhs.first_line
  add_offense(node, message: SAME_LINE_OFFENSE) do |corrector|
    range = range_between(
      node.loc.operator.end_pos, extract_rhs(node).source_range.begin_pos
    )
    corrector.replace(range, ' ')
  end
end