class RuboCop::Cop::Lint::InterpolationCheck

def autocorrect(corrector, node)
  starting_token, ending_token = if node.source.include?('"')
                                   ['%{', '}']
                                 else
                                   ['"', '"']
                                 end
  corrector.replace(node.loc.begin, starting_token)
  corrector.replace(node.loc.end, ending_token)
end