lib/milestoner/git/kit.rb in milestoner-5.0.0 vs lib/milestoner/git/kit.rb in milestoner-5.1.0

@@ -2,19 +2,47 @@
 
 module Milestoner
   module Git
     # A lightweight Git wrapper.
     class Kit
+      def initialize
+        @git_dir = File.join Dir.pwd, ".git"
+      end
+
       def supported?
-        File.exist? File.join(Dir.pwd, ".git")
+        File.exist? git_dir
       end
 
       def commits?
-        system "git log > /dev/null 2>&1"
+        !shell("git log").empty?
       end
 
+      def push_tags
+        shell "git push --tags"
+      end
+
+      def tagged?
+        !shell("git tag").empty?
+      end
+
+      def tag_local? tag
+        shell("git tag --list #{tag}").match?(/\A#{tag}\Z/)
+      end
+
+      def tag_remote? tag
+        shell("git ls-remote --tags origin #{tag}").match?(%r(.+tags\/#{tag}\Z))
+      end
+
       def remote?
-        system "git config remote.origin.url"
+        !shell("git config remote.origin.url").empty?
+      end
+
+      private
+
+      attr_reader :git_dir
+
+      def shell command
+        String `#{command}`
       end
     end
   end
 end