the-junty / junty-taskrunner

        $this->groups = new GroupsCollection();

    }

    public function group($group, callable $tasks = null)

    {

        $_name = $group instanceof GroupInterface ? $group->getName() : $group;

        if ($this->tasks->containsKey($_name)) {

            throw new \Exception('Is not possible to register a group and a task with the same name.');

        }

        $this->groups->set($group, $tasks);

        $this->order[] = 'group::' . $_name;

    }

    /**

     * Registres a task

     * @param string|TaskInterface $task

     * @param callable             $callback

     */

    public function task($task, callable $callback = null)

    {

        $_name = $task instanceof TaskInterface ? $task->getName() : $task;

        if ($this->groups->containsKey($_name)) {

            throw new \Exception('Is not possible to register a group and a task with the same name.');

        }

        $this->tasks->set($task, $callback);

        $this->order[] = 'task::' . $_name;

    }

    /**

     * Allows create a task setting a property