Vanderlee\Comprehend\Core\Context\PreferContextTrait

Complexity

Total Complexity

5

Size/Duplication

Total Lines	34
Duplicated Lines	0 %

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	assertPreference()	0	8	2
A	pushPreference()	0	5	1
A	getPreference()	0	3	1
A	popPreference()	0	3	1

<?php


namespace Vanderlee\Comprehend\Core\Context;


use Vanderlee\Comprehend\Directive\Prefer;


trait PreferContextTrait

{

    private $preference = [];


    /**

     * @param $preference

     * @throws \DomainException

     */

    private static function assertPreference($preference)

    {

        if (!in_array($preference, [

            Prefer::FIRST,

            Prefer::LONGEST,

            Prefer::SHORTEST,

        ])) {

            throw new \DomainException("Invalid preference `{$preference}`");

        }

    }


    public function pushPreference($preference)

    {

        self::assertPreference($preference);


        array_push($this->preference, $preference);

    }


    public function popPreference()

    {

        array_pop($this->preference);

    }


    public function getPreference()

    {

        return end($this->preference);

    }



}