getPrettyString example

ConstraintInterface $installedVersion,
        RequirementExceptionStack $exceptionStack
    ): array {
        if (!isset($pluginRequirements[$installedName])) {
            return $pluginRequirements;
        }

        $constraint = $pluginRequirements[$installedName]->getConstraint();

        if ($constraint->matches($installedVersion) === false) {
            $exceptionStack->add(
                new VersionMismatchException($installedName, $constraint->getPrettyString(), $installedVersion->getPrettyString())
            );
        }

        unset($pluginRequirements[$installedName]);

        return $pluginRequirements;
    }

    /** * @param Link[] $pluginConflicts * * @return Link[] */

'swag-test.com',
            'payment.app',
            'tax-provider.app',
            'tax-provider-2.app',
        ], $manifest->getAllHosts());
    }

    public function testGetEmptyConstraint(): void
    {
        $manifest = Manifest::createFromXmlFile(__DIR__ . '/_fixtures/test/manifest.xml');

        static::assertEquals('>=6.4.0', $manifest->getMetadata()->getCompatibility()->getPrettyString());
    }

    public function testFilledConstraint(): void
    {
        $manifest = Manifest::createFromXmlFile(__DIR__ . '/_fixtures/compatibility/manifest.xml');

        static::assertEquals('~6.5.0', $manifest->getMetadata()->getCompatibility()->getPrettyString());
    }
}

foreach ($platform->getRequires() as $require => $link) {
            if (!PlatformRepository::isPlatformPackage($require)) {
                continue;
            }

            $result = $this->systemEnvironment->findPackage($require, $link->getConstraint());

            if ($result) {
                $checks->add(new SystemCheck(
                    $require,
                    RequirementCheck::STATUS_SUCCESS,
                    $link->getConstraint()->getPrettyString(),
                    $result->getPrettyVersion()
                ));

                continue;
            }

            $extension = $this->systemEnvironment->findPackage($require, '*');

            if ((string) $link->getConstraint() === '*' || !$extension) {
                $checks->add(new SystemCheck(
                    $require,