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<?php |
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/** |
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* This file is part of the miBadger package. |
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* |
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* @author Michael Webbers <[email protected]> |
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* @license http://opensource.org/licenses/Apache-2.0 Apache v2 License |
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*/ |
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namespace miBadger\Enum; |
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/** |
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* The enum class. |
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* |
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* @see http://tools.ietf.org/html/rfc5424 |
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* @since 1.0.0 |
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*/ |
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class Enum |
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{ |
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/** @var int|double|string|boolean The value. */ |
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private $value; |
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/** |
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* Construct a enum with the given value. |
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* |
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* @param int|double|string|boolean $value |
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* @throws \UnexpectedValueException |
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*/ |
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public function __construct($value) |
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{ |
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if (!in_array($value, static::toArray())) { |
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throw new \UnexpectedValueException($value . ' is not a valid enum value.'); |
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} |
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$this->value = $value; |
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} |
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/** |
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* Returns the string representation of the enum object. |
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* |
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* @return string the string representation of the enum object. |
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*/ |
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public function __toString() |
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{ |
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return $this->getName(); |
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} |
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/** |
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* Returns the ordinal. |
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* |
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* @return int the ordinal. |
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*/ |
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public function getOrdinal() |
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{ |
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$ordinal = array_search($this->value, array_values(static::toArray())); |
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return $ordinal !== false ? $ordinal : -1; |
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} |
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/** |
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* Returns the name. |
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* |
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* @return string the name. |
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*/ |
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public function getName() |
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{ |
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$name = array_search($this->value, static::toArray()); |
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return $name !== false ? $name : ''; |
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} |
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/** |
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* Returns the value. |
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* |
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* @return mixed the value; |
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*/ |
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public function getValue() |
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{ |
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return $this->value; |
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} |
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/** |
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* Returns the enum objects. |
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* |
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* @return array<string,integer|double|string|boolean> the enum objects. |
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*/ |
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public static function toArray() |
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{ |
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return (new \ReflectionClass(\get_called_class()))->getConstants(); |
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} |
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/** |
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* Returns the enum object with the specified name. |
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* |
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* @param string $name |
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* @return Enum the enum object with the specified name. |
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* @throws \UnexpectedValueException |
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*/ |
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public static function valueOf($name) |
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{ |
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if (!defined('static::' . $name)) { |
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throw new \UnexpectedValueException($name . ' is not a valid enum name.'); |
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} |
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return new static(constant('static::' . $name)); |
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} |
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} |
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miBadger /
miBadger.Enum
