From 4b4744e402f5cbc5f9856971d1a64002c7eb0796 Mon Sep 17 00:00:00 2001
From: o <o@immerda.ch>
Date: Wed, 16 Apr 2014 14:21:32 +0200
Subject: add an array_join function

---
 lib/puppet/parser/functions/array_join.rb | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 lib/puppet/parser/functions/array_join.rb

diff --git a/lib/puppet/parser/functions/array_join.rb b/lib/puppet/parser/functions/array_join.rb
new file mode 100644
index 0000000..c715c5d
--- /dev/null
+++ b/lib/puppet/parser/functions/array_join.rb
@@ -0,0 +1,8 @@
+Puppet::Parser::Functions::newfunction(:array_join,
+    :type => :rvalue,
+    :doc  => "Join a list of strings with an optional delimiter.") do |args|
+  unless 1..2.include? args.length
+    raise Puppet::ParseError, 'array_join() takes 1 or 2 arguments'
+  end
+  args.first.join args.last
+end
-- 
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