class RuboCop::Cop::Style::PerlBackrefs

def original_expression_of(node)

Returns:
  • (String) -

Parameters:
  • node (RuboCop::AST::Node) --

Other tags:
    Private: - 
def original_expression_of(node)
  first = node.to_a.first
  if first.is_a?(::Integer)
    "$#{first}"
  else
    first.to_s
  end
end