svn commit: r1132998 - in /incubator/deltacloud/trunk/server: lib/deltacloud/base_driver/features.rb views/api/show.xml.haml

[lu...@apache.org]

Author: lutter
Date: Tue Jun  7 13:22:26 2011
New Revision: 1132998

URL: http://svn.apache.org/viewvc?rev=1132998&view=rev
Log:
Add (optional) constraints to features.

This is useful for defining something like a maximum length
of a parameter.

Signed-off-by: Chris Lalancette <cl...@redhat.com>

Modified:
    incubator/deltacloud/trunk/server/lib/deltacloud/base_driver/features.rb
    incubator/deltacloud/trunk/server/views/api/show.xml.haml

Modified: incubator/deltacloud/trunk/server/lib/deltacloud/base_driver/features.rb
URL: http://svn.apache.org/viewvc/incubator/deltacloud/trunk/server/lib/deltacloud/base_driver/features.rb?rev=1132998&r1=1132997&r2=1132998&view=diff
==============================================================================
--- incubator/deltacloud/trunk/server/lib/deltacloud/base_driver/features.rb (original)
+++ incubator/deltacloud/trunk/server/lib/deltacloud/base_driver/features.rb Tue Jun  7 13:22:26 2011
@@ -75,10 +75,11 @@ module Deltacloud
 
     # A specific feature enabled by a driver (see +feature+)
     class Feature
-      attr_reader :decl
+      attr_reader :decl, :constraints
 
       def initialize(decl, &block)
         @decl = decl
+        @constraints = {}
         instance_eval &block if block_given?
       end
 
@@ -93,6 +94,10 @@ module Deltacloud
       def description
         decl.description
       end
+
+      def constraint(name, value)
+        @constraints[name] = value
+      end
     end
 
     def self.feature_decls

Modified: incubator/deltacloud/trunk/server/views/api/show.xml.haml
URL: http://svn.apache.org/viewvc/incubator/deltacloud/trunk/server/views/api/show.xml.haml?rev=1132998&r1=1132997&r2=1132998&view=diff
==============================================================================
--- incubator/deltacloud/trunk/server/views/api/show.xml.haml (original)
+++ incubator/deltacloud/trunk/server/views/api/show.xml.haml Tue Jun  7 13:22:26 2011
@@ -3,3 +3,5 @@
     %link{ :rel=>entry_point[0], :href=>entry_point[1] }
       - for feature in driver.features(entry_point[0])
         %feature{ :name=>feature.name }
+          - for name,value in feature.constraints
+            %constraint{ :name=>name, :value=>value }