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proc
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thread-self
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root
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var
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lib
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puppet
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lib
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puppet
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parser
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functions
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files >> //proc/thread-self/root/var/lib/puppet/lib/puppet/parser/functions/flatten.rb
# # flatten.rb # module Puppet::Parser::Functions newfunction(:flatten, :type => :rvalue, :doc => <<-EOS This function flattens any deeply nested arrays and returns a single flat array as a result. *Examples:* flatten(['a', ['b', ['c']]]) Would return: ['a','b','c'] EOS ) do |arguments| raise(Puppet::ParseError, "flatten(): Wrong number of arguments " + "given (#{arguments.size} for 1)") if arguments.size != 1 array = arguments[0] unless array.is_a?(Array) raise(Puppet::ParseError, 'flatten(): Requires array to work with') end result = array.flatten return result end end # vim: set ts=2 sw=2 et :
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