/usr/lib/ruby/vendor_ruby/active_support/core_ext/string/exclude.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 | class String
# The inverse of <tt>String#include?</tt>. Returns true if the string
# does not include the other string.
#
# "hello".exclude? "lo" #=> false
# "hello".exclude? "ol" #=> true
# "hello".exclude? ?h #=> false
def exclude?(string)
!include?(string)
end
end
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