Merge pull request #340 from absoludity/update-derby-version

Update to lenfire's more recent derby and work around ref issue.

labs/architecture-examples/derby/package.json

@@ -4,7 +4,7 @@
 	"version": "0.1.0",
 	"main": "server.js",
 	"dependencies": {
-		"derby": "~0.3.13",
+		"derby": "git://github.com/lefnire/derby#master",
 		"express": "~3.0.1",
 		"gzippo": "~0.2.0"
 	},

labs/architecture-examples/derby/src/todos/index.coffee

@@ -30,21 +30,26 @@ get '/:groupName', (page, model, {groupName}) ->
 			.where('group').equals(groupName)
 			.where('completed').notEquals(true)
 
-		model.set '_filter', 'all'
-		model.ref '_list.shown', '_list', '_filter'
+		# model.set '_filter', 'all'
+		# model.ref '_list.shown', '_list', '_filter'
+        # XXX 2012-12-04 Calling .get on keyed ref returns getter fn.
+        # We used to use the above keyed ref on _list, but when
+        # using derby master, it results in
+        # https://github.com/codeparty/derby/issues/179
+		model.ref '_list.shown', '_list.all'
 
 		page.render()
 
 # Transitional route for enabling a filter
 get from: '/:groupName', to: '/:groupName/:filterName',
 	forward: (model, {filterName}) ->
-		model.set '_filter', filterName
+		model.ref '_list.shown', "_list.#{filterName}"
 	back: (model, params) ->
-		model.set '_filter', 'all'
+		model.ref '_list.shown', "_list.all"
 
 get from: '/:groupName/:filterName', to: '/:groupName/:filterName',
 	forward: (model, {filterName}) ->
-		model.set '_filter', filterName
+		model.ref '_list.shown', "_list.#{filterName}"
 
 ready (model) ->
 	todos = model.at 'todos'