This file is indexed.

/usr/lib/ruby/vendor_ruby/treetop/ruby_extensions/string.rb is in ruby-treetop 1.4.10-5.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
class String
  def column_of(index)
    return 1 if index == 0
    newline_index = rindex("\n", index - 1)
    if newline_index
      index - newline_index
    else
      index + 1
    end
  end
  
  def line_of(index)
    self[0...index].count("\n") + 1
  end

  unless method_defined?(:blank?)
    def blank?
      self == ""
    end
  end

  # The following methods are lifted from Facets 2.0.2
  def tabto(n)
    if self =~ /^( *)\S/
      indent(n - $1.length)
    else
      self
    end
  end

  def indent(n)
    if n >= 0
      gsub(/^/, ' ' * n)
    else
      gsub(/^ {0,#{-n}}/, "")
    end
  end

  def treetop_camelize
    to_s.gsub(/\/(.?)/){ "::" + $1.upcase }.gsub(/(^|_)(.)/){ $2.upcase }
  end
end