class RuboCop::Cop::Style::Next

def reindentable_lines(node)
  buffer = node.source_range.source_buffer
  # end_range starts with the final newline of the if body
  lines = (node.source_range.line + 1)...node.loc.end.line
  lines = lines.to_a - heredoc_lines(node)
  # Skip blank lines
  lines.reject { |lineno| /\A\s*\z/.match?(buffer.source_line(lineno)) }
end