From 15904e8a946c03cecaf0751ffac618a45172edca Mon Sep 17 00:00:00 2001
From: Jim Myhrberg <contact@jimeh.me>
Date: Fri, 4 Mar 2011 16:25:31 +0000
Subject: [PATCH] added grouping support to Redistat::Label

---
 lib/redistat/label.rb | 18 ++++++++++++++++--
 spec/label_spec.rb    | 13 +++++++++++++
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/lib/redistat/label.rb b/lib/redistat/label.rb
index 5ecf865..e059eab 100644
--- a/lib/redistat/label.rb
+++ b/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
diff --git a/spec/label_spec.rb b/spec/label_spec.rb
index abe277c..f5d56bf 100644
--- a/spec/label_spec.rb
+++ b/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
\ No newline at end of file