Onend\PayPal\Common\Enum\AbstractEnum

Complexity

Total Complexity

6

Size/Duplication

Total Lines	54
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	keys()	0	4	1
A	values()	0	11	2
A	hasValue()	0	4	1
A	checkValue()	0	8	2

<?php

namespace Onend\PayPal\Common\Enum;

abstract class AbstractEnum
{
    /**
     * @var array
     */
    protected static $cache = [];

    /**
     * @return string[]

Should the return type not be integer[]?

     */
    public static function keys()
    {
        return array_keys(static::values());
    }

    /**
     * @return string[]
     */
    public static function values()
    {
        $class = get_called_class();

        if (!isset(self::$cache[$class])) {
            $reflected = new \ReflectionClass($class);
            self::$cache[$class] = $reflected->getConstants();
        }

        return self::$cache[$class];
    }

    /**
     * @param string $value
     *
     * @return bool
     */
    public static function hasValue($value)
    {
        return in_array($value, static::values());
    }

    /**
     * @throws \InvalidArgumentException
     *
     * @param string $value
     */
    public static function checkValue($value)
    {
        if (!static::hasValue($value)) {
            throw new \InvalidArgumentException(
                sprintf('The value [%s] not exists in enum [%s]', $value, get_called_class())
            );
        }
    }
}