/usr/share/puppet/modules.available/puppetlabs-stdlib/lib/puppet/parser/functions/reject.rb is in puppet-module-puppetlabs-stdlib 4.14.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# reject.rb
#
module Puppet::Parser::Functions
newfunction(:reject, :type => :rvalue, :doc => <<-EOS) do |args|
This function searches through an array and rejects all elements that match
the provided regular expression.
*Examples:*
reject(['aaa','bbb','ccc','aaaddd'], 'aaa')
Would return:
['bbb','ccc']
EOS
if (args.size != 2)
raise Puppet::ParseError,
"reject(): Wrong number of arguments given #{args.size} for 2"
end
ary = args[0]
pattern = Regexp.new(args[1])
ary.reject { |e| e =~ pattern }
end
end
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