breakout feature into parts

lib/feature/rebase.rb

@@ -0,0 +1,29 @@
+require_relative './base'
+
+module Feature
+
+  class Rebase < Feature::Base
+    def execute
+      parts = parse_branch(current_branch)
+
+      standard_branch = parts[:standard]
+      feature_branch  = current_branch
+      remote_branch   = remote_branch(feature_branch)
+
+      error "USAGE: feature rebase" unless standard_branch
+      error "invalid feature branch: #{feature_branch}" if standard_branches.include? feature_branch
+
+      run_cmd "git checkout #{standard_branch}"
+      run_cmd "git pull origin #{standard_branch}"
+      run_cmd "git checkout #{feature_branch}"
+      run_cmd "git rebase #{standard_branch}"
+
+      if remote_branch != ""
+        run_cmd "git push origin :#{feature_branch}"
+      end
+
+      run_cmd "git push origin #{feature_branch}"
+    end
+  end
+
+end