puppetlabs-stdlib/unique.rb

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#
# unique.rb
#
# TODO(Krzysztof Wilczynski): Support for strings would be nice too ...
module Puppet::Parser::Functions
newfunction(:unique, :type => :rvalue, :doc => <<-EOS
EOS
) do |arguments|
raise(Puppet::ParseError, "unique(): Wrong number of arguments " +
"given (#{arguments.size} for 1)") if arguments.size < 1
array = arguments[0]
if not array.is_a?(Array)
raise(Puppet::ParseError, 'unique(): Requires an array to work with')
end
result = array.uniq
return result
end
end
# vim: set ts=2 sw=2 et :