From d38e399b47390f5bf0e7a5ff2669ab7e4f2fef3c Mon Sep 17 00:00:00 2001
From: Krzysztof Wilczynski <krzysztof.wilczynski@linux.com>
Date: Sat, 30 Apr 2011 14:35:10 +0100
Subject: First version. Simple swapcase function to use within Puppet DSL.
Signed-off-by: Krzysztof Wilczynski <krzysztof.wilczynski@linux.com>
---
swapcase.rb | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
create mode 100644 swapcase.rb
diff --git a/swapcase.rb b/swapcase.rb
new file mode 100644
index 0000000..a0002a9
--- /dev/null
+++ b/swapcase.rb
@@ -0,0 +1,32 @@
+#
+# swapcase.rb
+#
+
+module Puppet::Parser::Functions
+ newfunction(:swapcase, :type => :rvalue, :doc => <<-EOS
+ EOS
+ ) do |arguments|
+
+ raise(Puppet::ParseError, "swapcase(): Wrong number of arguments " +
+ "given (#{arguments.size} for 1)") if arguments.size < 1
+
+ value = arguments[0]
+ klass = value.class
+
+ unless [Array, String].include?(klass)
+ raise(Puppet::ParseError, 'swapcase(): Requires either ' +
+ 'array or string to work with')
+ end
+
+ if value.is_a?(Array)
+ # Numbers in Puppet are often string-encoded which is troublesome ...
+ result = value.collect { |i| i.is_a?(String) ? i.swapcase : i }
+ else
+ result = value.swapcase
+ end
+
+ return result
+ end
+end
+
+# vim: set ts=2 sw=2 et :
--
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