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-rw-r--r--lib/puppet/parser/functions/any2array.rb33
1 files changed, 33 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/any2array.rb b/lib/puppet/parser/functions/any2array.rb
new file mode 100644
index 0000000..e71407e
--- /dev/null
+++ b/lib/puppet/parser/functions/any2array.rb
@@ -0,0 +1,33 @@
+#
+# any2array.rb
+#
+
+module Puppet::Parser::Functions
+ newfunction(:any2array, :type => :rvalue, :doc => <<-EOS
+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.
+ EOS
+ ) do |arguments|
+
+ if arguments.empty?
+ return []
+ end
+
+ if arguments.length == 1
+ if arguments[0].kind_of?(Array)
+ return arguments[0]
+ elsif arguments[0].kind_of?(Hash)
+ result = []
+ arguments[0].each do |key, value|
+ result << key << value
+ end
+ return result
+ end
+ end
+
+ return arguments
+ end
+end
+
+# vim: set ts=2 sw=2 et :