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#
# any2array.rb
#
module Puppet::Parser::Functions
newfunction(:any2array, :type => :rvalue, :doc => <<-DOC
This converts any object to an array containing that object. Empty argument
lists are converted to an empty array. Arrays are left untouched. Hashes are
converted to arrays of alternating keys and values.
DOC
) do |arguments|
if arguments.empty?
return []
end
return arguments unless arguments.length == 1
return arguments[0] if arguments[0].is_a?(Array)
if arguments[0].is_a?(Hash)
result = []
arguments[0].each do |key, value|
result << key << value
end
return result
end
return arguments
end
end
# vim: set ts=2 sw=2 et :
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