# # concat.rb # module Puppet::Parser::Functions newfunction(:concat, :type => :rvalue, :doc => <<-EOS Appends the contents of array 2 onto array 1. *Example:* concat(['1','2','3'],['4','5','6']) Would result in: ['1','2','3','4','5','6'] EOS ) do |arguments| # Check that 2 arguments have been given ... raise(Puppet::ParseError, "concat(): Wrong number of arguments " + "given (#{arguments.size} for 2)") if arguments.size != 2 a = arguments[0] b = arguments[1] # Check that both args are arrays. unless a.is_a?(Array) and b.is_a?(Array) raise(Puppet::ParseError, 'concat(): Requires array to work with') end result = a.concat(b) return result end end # vim: set ts=2 sw=2 et :