- for composite namevars to support purging
  and 'puppet resource' quiery all, it needs to
  be possible to map from the composite namevars
  to a single id.

- the basic idea is that authors of types need to
  implement this method if they want to support
  query all or purging.

Signed-off-by: Dan Bode <[email protected]>
---
Local-branch: issue/master/7629
 lib/puppet/type.rb |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/lib/puppet/type.rb b/lib/puppet/type.rb
index 1dbf124..dc4764e 100644
--- a/lib/puppet/type.rb
+++ b/lib/puppet/type.rb
@@ -219,6 +219,14 @@ class Type
     end
   end
 
+  def self.namevar_join(hash)
+    case key_attributes.length
+    when 0,1; hash[:name]
+    else
+      Puppet.warning('you should specify a joiner when there are two of more 
key attributes')
+    end
+  end
+
   def uniqueness_key
     self.class.key_attributes.sort_by { |attribute_name| attribute_name.to_s 
}.map{ |attribute_name| self[attribute_name] }
   end
-- 
1.6.5.1

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