This file is indexed.

/usr/lib/ruby/1.8/yaml/encoding.rb is in libruby1.8 1.8.7.352-2ubuntu1.

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
#
# Handle Unicode-to-Internal conversion
#

module YAML

	#
	# Escape the string, condensing common escapes
	#
	def YAML.escape( value, skip = "" )
		value.gsub( /\\/, "\\\\\\" ).
              gsub( /"/, "\\\"" ).
              gsub( /([\x00-\x1f])/ ) do
                 skip[$&] || ESCAPES[ $&.unpack("C")[0] ]
             end
	end

	#
	# Unescape the condenses escapes
	#
	def YAML.unescape( value )
		value.gsub( /\\(?:([nevfbart\\])|0?x([0-9a-fA-F]{2})|u([0-9a-fA-F]{4}))/ ) {
			if $3
				["#$3".hex ].pack('U*')
			elsif $2
				[$2].pack( "H2" ) 
			else
				UNESCAPES[$1] 
			end
		}
	end

end