add hash_merge function

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/puppet/parser/functions/hash_merge.rb b/lib/puppet/parser/functions/hash_merge.rb
new file mode 100644
index 0000000..831c754
--- /dev/null
+++ b/lib/puppet/parser/functions/hash_merge.rb
@@ -0,0 +1,10 @@
+Puppet::Parser::Functions::newfunction(
+  :hash_merge,
+  :type => :rvalue,
+  :doc => "Merges two hashes
+
+    Example: hash_merge({'a' => 1 ,'b' => 2},{'b' => 3, 'c' => 4}) -> {'a' => 1 ,'b' => 3, 'c' => 4}"
+) do |args|
+  raise Puppet::ParseError, 'hash_merge() needs two arguments' if args.length != 2
+  args[0].merge(args[1])
+end