Remove MigrationsVersion class.

UPGRADE.md

@@ -6,6 +6,10 @@ Your migration classes that previously used to extend `Doctrine\DBAL\Migrations\
 `Doctrine\Migrations\AbstractMigration` instead. The `Doctrine\DBAL\Migrations\AbstractMigration` class will be
 deprecated in the `1.7.1` release to prepare for the BC break.
 
+## BC Break: Removed `Doctrine\DBAL\Migrations\MigrationsVersion`
+
+The `Doctrine\DBAL\Migrations\MigrationsVersion` class is no longer available: please refrain from checking the Migrations version at runtime.
+
 # Upgrade from 1.0-alpha1 to 1.0.0-alpha3
 
 ## AbstractMigration

composer.json

@@ -13,6 +13,7 @@
     "require": {
         "php": "^7.1",
         "doctrine/dbal": "^2.6",
+        "ocramius/package-versions": "^1.3",
         "ocramius/proxy-manager": "^2.0.2",
         "symfony/console": "^3.4||^4.0"
     },

lib/Doctrine/Migrations/Tools/Console/ConsoleRunner.php

@@ -4,7 +4,6 @@
 
 namespace Doctrine\Migrations\Tools\Console;
 
-use Doctrine\Migrations\MigrationsVersion;
 use Doctrine\Migrations\Tools\Console\Command\AbstractCommand;
 use Doctrine\Migrations\Tools\Console\Command\DiffCommand;
 use Doctrine\Migrations\Tools\Console\Command\ExecuteCommand;
@@ -14,6 +13,7 @@
 use Doctrine\Migrations\Tools\Console\Command\StatusCommand;
 use Doctrine\Migrations\Tools\Console\Command\UpToDateCommand;
 use Doctrine\Migrations\Tools\Console\Command\VersionCommand;
+use PackageVersions\Versions;
 use Symfony\Component\Console\Application;
 use Symfony\Component\Console\Helper\HelperSet;
 
@@ -29,7 +29,7 @@ public static function run(HelperSet $helperSet, array $commands = []) : void
     /** @param AbstractCommand[] $commands */
     public static function createApplication(HelperSet $helperSet, array $commands = []) : Application
     {
-        $cli = new Application('Doctrine Migrations', MigrationsVersion::VERSION());
+        $cli = new Application('Doctrine Migrations', Versions::getVersion('doctrine/migrations'));
         $cli->setCatchExceptions(true);
         $cli->setHelperSet($helperSet);
         self::addCommands($cli);

tests/Doctrine/Migrations/Tests/Functional/CliTest.php

@@ -8,7 +8,6 @@
 use Doctrine\DBAL\Tools\Console\Helper\ConnectionHelper;
 use Doctrine\Migrations\AbstractMigration;
 use Doctrine\Migrations\Finder\RecursiveRegexFinder;
-use Doctrine\Migrations\MigrationsVersion;
 use Doctrine\Migrations\Provider\SchemaProviderInterface;
 use Doctrine\Migrations\Provider\StubSchemaProvider;
 use Doctrine\Migrations\Tests\Helper;
@@ -17,6 +16,7 @@
 use Doctrine\ORM\EntityManager;
 use Doctrine\ORM\Tools\Console\Helper\EntityManagerHelper;
 use Doctrine\ORM\Tools\Setup as OrmSetup;
+use PackageVersions\Versions;
 use ReflectionClass;
 use Symfony\Component\Console\Application;
 use Symfony\Component\Console\Input\ArrayInput;
@@ -208,7 +208,7 @@ protected function setUp() : void
         );
 
         $this->conn        = $this->getSqliteConnection();
-        $this->application = new Application('Doctrine Migrations Test', MigrationsVersion::VERSION());
+        $this->application = new Application('Doctrine Migrations Test', Versions::getVersion('doctrine/migrations'));
         $this->application->setCatchExceptions(false);
         $this->application->setAutoExit(false);
         $this->application->getHelperSet()->set(