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- <?php
- /*
- * This file is part of composer/semver.
- *
- * (c) Composer <https://github.com/composer>
- *
- * For the full copyright and license information, please view
- * the LICENSE file that was distributed with this source code.
- */
- namespace Composer\Semver\Constraint;
- /**
- * Blackhole of constraints, nothing escapes it
- */
- class MatchNoneConstraint implements ConstraintInterface
- {
- /** @var string|null */
- protected $prettyString;
- /**
- * @param ConstraintInterface $provider
- *
- * @return bool
- */
- public function matches(ConstraintInterface $provider)
- {
- return false;
- }
- /**
- * {@inheritDoc}
- */
- public function compile($otherOperator)
- {
- return 'false';
- }
- /**
- * {@inheritDoc}
- */
- public function setPrettyString($prettyString)
- {
- $this->prettyString = $prettyString;
- }
- /**
- * {@inheritDoc}
- */
- public function getPrettyString()
- {
- if ($this->prettyString) {
- return $this->prettyString;
- }
- return (string) $this;
- }
- /**
- * {@inheritDoc}
- */
- public function __toString()
- {
- return '[]';
- }
- /**
- * {@inheritDoc}
- */
- public function getUpperBound()
- {
- return new Bound('0.0.0.0-dev', false);
- }
- /**
- * {@inheritDoc}
- */
- public function getLowerBound()
- {
- return new Bound('0.0.0.0-dev', false);
- }
- }
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