<?php declare(strict_types=1);
 /**
  * Part of earth project.
  *
  * @copyright  Copyright (C) 2019 $Asikart.
  * @license    LGPL-2.0-or-later
  */
 
 namespace Windwalker\Structure;
 
 /**
  * The ValueReference class.
  *
  * @since  3.5.1
  */
 class ValueReference
 {
     /**
      * Property path.
      *
      * @var  string
      */
     protected $path;
 
     /**
      * Property separator.
      *
      * @var  string
      */
     protected $separator;
 
     /**
      * ValueReference constructor.
      *
      * @param string $path
      * @param string $separator
      */
     public function __construct(string $path, ?string $separator = null)
     {
         $this->path = $path;
         $this->separator = $separator;
     }
 
     /**
      * Get from Structure.
      *
      * @param Structure|array|object $structure
      * @param mixed                  $default
      *
      * @return  mixed
      *
      * @since  3.5.1
      */
     public function get($structure, $default = null)
     {
         if ($structure instanceof Structure) {
             return $structure->get($this->path, $default, $this->separator);
         }
 
         return StructureHelper::getByPath($structure, $this->path, $this->separator ?: '.');
     }
 
     /**
      * Method to get property Path
      *
      * @return  string
      *
      * @since  3.5.1
      */
     public function getPath(): string
     {
         return $this->path;
     }
 
     /**
      * Method to set property path
      *
      * @param   string $path
      *
      * @return  static  Return self to support chaining.
      *
      * @since  3.5.1
      */
     public function setPath(string $path)
     {
         $this->path = $path;
 
         return $this;
     }
 
     /**
      * Method to get property Separator
      *
      * @return  string
      *
      * @since  3.5.1
      */
     public function getSeparator(): string
     {
         return $this->separator;
     }
 
     /**
      * Method to set property separator
      *
      * @param   string $separator
      *
      * @return  static  Return self to support chaining.
      *
      * @since  3.5.1
      */
     public function setSeparator(string $separator)
     {
         $this->separator = $separator;
 
         return $this;
     }
 }