1 files changed, 51 insertions, 0 deletions
diff --git a/code/environments/production/modules/stdlib/lib/puppet/parser/functions/suffix.rb b/code/environments/production/modules/stdlib/lib/puppet/parser/functions/suffix.rb
new file mode 100644
index 0000000..407cd53
--- /dev/null
+++ b/code/environments/production/modules/stdlib/lib/puppet/parser/functions/suffix.rb
@@ -0,0 +1,51 @@
+#
+# suffix.rb
+#
+module Puppet::Parser::Functions
+  newfunction(:suffix, :type => :rvalue, :doc => <<-DOC
+    This function applies a suffix to all elements in an array, or to the keys
+    in a hash.
+
+    *Examples:*
+
+        suffix(['a','b','c'], 'p')
+
+    Will return: ['ap','bp','cp']
+    DOC
+             ) do |arguments|
+
+    # Technically we support two arguments but only first is mandatory ...
+    raise(Puppet::ParseError, "suffix(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.empty?
+
+    enumerable = arguments[0]
+
+    unless enumerable.is_a?(Array) || enumerable.is_a?(Hash)
+      raise Puppet::ParseError, "suffix(): expected first argument to be an Array or a Hash, got #{enumerable.inspect}"
+    end
+
+    suffix = arguments[1] if arguments[1]
+
+    if suffix
+      unless suffix.is_a? String
+        raise Puppet::ParseError, "suffix(): expected second argument to be a String, got #{suffix.inspect}"
+      end
+    end
+
+    result = if enumerable.is_a?(Array)
+               # Turn everything into string same as join would do ...
+               enumerable.map do |i|
+                 i = i.to_s
+                 suffix ? i + suffix : i
+               end
+             else
+               Hash[enumerable.map do |k, v|
+                 k = k.to_s
+                 [suffix ? k + suffix : k, v]
+               end]
+             end
+
+    return result
+  end
+end
+
+# vim: set ts=2 sw=2 et :