add array_include function

1 files changed, 11 insertions, 0 deletions

diff --git a/lib/puppet/parser/functions/array_include.rb b/lib/puppet/parser/functions/array_include.rb
new file mode 100644
index 0000000..ce4748d
--- /dev/null
+++ b/lib/puppet/parser/functions/array_include.rb
@@ -0,0 +1,11 @@
+Puppet::Parser::Functions::newfunction(
+  :array_include,
+  :type => :rvalue,
+  :doc => "Checks whether an item is included or not
+
+    Example: array_include(['a','b'],'b') -> true
+    Example: array_include(['a','b'],'c') -> false"
+) do |args|
+  raise Puppet::ParseError, 'array_include() needs two arguments' if args.length != 2
+  args[0].include?(args[1])
+end