def create(upstream = false)
      # Prepare original_branch and local_branch.
      # TODO: Allow to use the same switches and parameters that prepare takes.
      original_branch, local_branch = prepare
      # Don't create request with uncommitted changes in current branch.
      if local.uncommitted_changes?
        puts 'You have uncommitted changes.'
        puts 'Please stash or commit before creating the request.'
        return
      end
      if local.new_commits?(upstream)
        # Feature branch differs from local or upstream master.
        if server.request_exists_for_branch?(upstream)
          puts 'A pull request already exists for this branch.'
          puts 'Please update the request directly using `git push`.'
          return
        end
        # Push latest commits to the remote branch (create if necessary).
        remote = local.remote_for_branch(local_branch) || 'origin'
        git_call(
          "push --set-upstream #{remote} #{local_branch}", debug_mode, true
        )
        server.send_pull_request upstream
        # Return to the user's original branch.
        git_call "checkout #{original_branch}"
      else
        puts 'Nothing to push to remote yet. Commit something first.'
      end
    end
def create(upstream = false)
      # Prepare original_branch and local_branch.
      # TODO: Allow to use the same switches and parameters that prepare takes.
      original_branch, local_branch = prepare
      # Don't create request with uncommitted changes in current branch.
      if local.uncommitted_changes?
        puts 'You have uncommitted changes.'
        puts 'Please stash or commit before creating the request.'
        return
      end
      if local.new_commits?(upstream)
        # Feature branch differs from local or upstream master.
        if server.request_exists_for_branch?(upstream)
          puts 'A pull request already exists for this branch.'
          puts 'Please update the request directly using `git push`.'
          return
        end
        # Push latest commits to the remote branch (create if necessary).
        remote = local.remote_for_branch(local_branch) || 'origin'
        git_call(
          "push --set-upstream #{remote} #{local_branch}", debug_mode, true
        )
        server.send_pull_request upstream
        # Return to the user's original branch.
        git_call "checkout #{original_branch}"
      else
        puts 'Nothing to push to remote yet. Commit something first.'
      end
    end
Create a new request.