# File lib/puppet-lint/plugins/check_strings.rb, line 5
  def check
    tokens.select { |token|
      token.type == :STRING
    }.map { |token|
      [token, token.value.gsub(' '*token.column, "\n")]
    }.select { |token, sane_value|
      sane_value[/(\\\$|\\"|\\'|'|\r|\t|\\t|\n|\\n)/].nil?
    }.each do |token, sane_value|
      notify :warning, {
        :message => 'double quoted string containing no variables',
        :line    => token.line,
        :column  => token.column,
        :token   => token,
      }
    end
  end