From 1077881873024a5d2f53d3b4c4159ee49ae38c7a Mon Sep 17 00:00:00 2001
From: Joshua Hoblitt <jhoblitt@cpan.org>
Date: Mon, 9 Dec 2013 11:45:50 -0700
Subject: (#23381) add is_bool() function

---
 lib/puppet/parser/functions/is_bool.rb | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 lib/puppet/parser/functions/is_bool.rb

(limited to 'lib/puppet/parser/functions/is_bool.rb')

diff --git a/lib/puppet/parser/functions/is_bool.rb b/lib/puppet/parser/functions/is_bool.rb
new file mode 100644
index 0000000..8bbdbc8
--- /dev/null
+++ b/lib/puppet/parser/functions/is_bool.rb
@@ -0,0 +1,22 @@
+#
+# is_bool.rb
+#
+
+module Puppet::Parser::Functions
+  newfunction(:is_bool, :type => :rvalue, :doc => <<-EOS
+Returns true if the variable passed to this function is a boolean.
+    EOS
+  ) do |arguments|
+
+    raise(Puppet::ParseError, "is_bool(): Wrong number of arguments " +
+      "given (#{arguments.size} for 1)") if arguments.size != 1
+
+    type = arguments[0]
+
+    result = type.is_a?(TrueClass) || type.is_a?(FalseClass)
+
+    return result
+  end
+end
+
+# vim: set ts=2 sw=2 et :
-- 
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