/usr/lib/ruby/vendor_ruby/merb-core/core_ext.rb is in ruby-merb-core 1.1.3+dfsg-2.
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 | begin
require "extlib"
rescue LoadError => e
puts "Merb-core 0.9.4 and later uses extlib for Ruby core class extensions. Install it from github.com/datamapper/extlib."
exit
end
require File.dirname(__FILE__) / "core_ext" / "kernel"
require File.dirname(__FILE__) / "core_ext" / "hash"
require File.dirname(__FILE__) / "core_ext" / "class"
require File.dirname(__FILE__) / "core_ext" / "time"
|