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<?php |
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/* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the MIT license. For more information, see |
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* <http://www.doctrine-project.org>. |
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*/ |
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namespace Baleen\Migrations\Migration\Options; |
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use Baleen\Migrations\Exception\InvalidArgumentException; |
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use Baleen\Migrations\Common\ValueObjectInterface; |
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/** |
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* Class Direction |
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* @author Gabriel Somoza <[email protected]> |
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*/ |
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final class Direction implements ValueObjectInterface |
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{ |
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const UP = 'up'; |
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const DOWN = 'down'; |
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/** @var string */ |
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private $direction; |
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/** |
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* Direction constructor. |
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* @param int|string $direction |
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* @throws InvalidArgumentException |
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*/ |
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public function __construct($direction) |
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{ |
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if (is_integer($direction)) { |
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$direction = (int) $direction < 0 ? self::DOWN : self::UP; |
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} |
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$direction = (string) $direction; |
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if (!in_array($direction, [self::UP, self::DOWN])) { |
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throw new InvalidArgumentException( |
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sprintf('Unknown direction "%s". Valid options are "up" or "down".', $direction) |
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); |
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} |
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$this->direction = $direction; |
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} |
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/** |
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* Returns whether the direction is up |
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* |
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* @return bool |
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*/ |
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public function isUp() { |
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return $this->direction === self::UP; |
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} |
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/** |
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* Returns whether the direction is down |
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* |
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* @return bool |
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*/ |
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public function isDown() { |
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return !$this->isUp(); |
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} |
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/** |
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* Returns the direction as string |
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* |
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* @return string |
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*/ |
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public function getDirection() { |
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return $this->direction; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function isSameValueAs(ValueObjectInterface $object) |
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{ |
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if (!$object instanceof Direction) { |
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return false; |
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} |
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return $this->isUp() == $object->isUp(); |
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} |
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/** |
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* Returns a string representation of the object. |
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* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return $this->getDirection(); |
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} |
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/** |
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* Returns an instance with direction UP |
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* |
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* @return static |
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*/ |
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public static function up() |
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{ |
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return new static(static::UP); |
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} |
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/** |
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* Returns an instance with direction DOWN |
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* |
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* @return static |
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*/ |
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public static function down() |
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{ |
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return new static(static::DOWN); |
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} |
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} |
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baleen /
migrations
