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-rw-r--r--lib/puppet/parser/functions/hash.rb34
1 files changed, 34 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/hash.rb b/lib/puppet/parser/functions/hash.rb
new file mode 100644
index 0000000..f0c01d4
--- /dev/null
+++ b/lib/puppet/parser/functions/hash.rb
@@ -0,0 +1,34 @@
+#
+# hash.rb
+#
+
+module Puppet::Parser::Functions
+ newfunction(:hash, :type => :rvalue, :doc => <<-EOS
+ EOS
+ ) do |arguments|
+
+ raise(Puppet::ParseError, "hash(): Wrong number of arguments " +
+ "given (#{arguments.size} for 1)") if arguments.size < 1
+
+ array = arguments[0]
+
+ unless array.is_a?(Array)
+ raise(Puppet::ParseError, 'hash(): Requires array to work with')
+ end
+
+ result = {}
+
+ begin
+ # This is to make it compatible with older version of Ruby ...
+ array = array.flatten
+ result = Hash[*array]
+ rescue Exception
+ raise(Puppet::ParseError, 'hash(): Unable to compute ' +
+ 'hash from array given')
+ end
+
+ return result
+ end
+end
+
+# vim: set ts=2 sw=2 et :