added grouping support to Redistat::Label

lib/redistat/label.rb

@@ -5,6 +5,10 @@ module Redistat
     attr_reader :raw
     attr_reader :connection_ref
     
+    def self.create(name, options = {})
+      self.new(name, options).save
+    end
+    
     def initialize(str, options = {})
       @options = options
       @raw = str.to_s
@@ -31,8 +35,18 @@ module Redistat
       @saved ||= false
     end
     
-    def self.create(name, options = {})
-      self.new(name, options).save
+    def groups
+      return @groups if @groups
+      @groups = []
+      parent = ""
+      @raw.split(GROUP_SEPARATOR).each do |part|
+        if !part.blank?
+          group = ((parent.blank?) ? "" : "#{parent}/") + part
+          @groups << group
+          parent = group
+        end
+      end
+      @groups.reverse!
     end
     
   end

spec/label_spec.rb

@@ -25,4 +25,17 @@ describe Redistat::Label do
     db.get("#{Redistat::KEY_LEBELS}#{label.hash}").should == name
   end
   
+  it "should separate label names into groups" do
+    name = "message/public/offensive"
+    label = Redistat::Label.new(name)
+    label.name.should == name
+    label.groups.should == [ "message/public/offensive",
+                             "message/public",
+                             "message" ]
+    name = "message"
+    label = Redistat::Label.new(name)
+    label.name.should == name
+    label.groups.should == [ "message" ]
+  end
+  
 end