/usr/lib/ruby/vendor_ruby/active_support/ruby/shim.rb is in ruby-activesupport-3.2 3.2.16-2.
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 12 13 14 15 16 17 18 19 20 21 22 | # Backported Ruby builtins so you can code with the latest & greatest
# but still run on any Ruby 1.8.x.
#
# Date next_year, next_month
# DateTime to_date, to_datetime, xmlschema
# Enumerable group_by, each_with_object, none?
# Process Process.daemon
# REXML security fix
# String ord
# Time to_date, to_time, to_datetime
require 'active_support'
require 'active_support/core_ext/date/calculations'
require 'active_support/core_ext/date_time/conversions'
require 'active_support/core_ext/enumerable'
require 'active_support/core_ext/process/daemon'
require 'active_support/core_ext/string/conversions'
require 'active_support/core_ext/string/interpolation'
require 'active_support/core_ext/string/encoding'
require 'active_support/core_ext/rexml'
require 'active_support/core_ext/time/conversions'
require 'active_support/core_ext/file/path'
require 'active_support/core_ext/module/method_names'
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