Merge branch 'amosshapira-any2array'

* amosshapira-any2array:
  Remove resundant code
  (#19998) fix name of function in a comment
  (#19998) Implement any2array

closes #140

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 :