Remove usage of methods from DBAL < 3.1

Author: relthyg

Storage/DoctrineStorage.php

@@ -51,15 +51,17 @@ class DoctrineStorage implements StorageInterface {
 	public function __construct(Connection $conn, StorageKeyGeneratorInterface $storageKeyGenerator) {
 		$this->conn = $conn;
 		$this->storageKeyGenerator = $storageKeyGenerator;
-		// TODO just call `createSchemaManager()` as soon as DBAL >= 3.1 is required
-		$this->schemaManager = \method_exists($this->conn, 'createSchemaManager') ? $this->conn->createSchemaManager() : $this->conn->getSchemaManager();
+		$this->schemaManager = $this->conn->createSchemaManager();
 
         // BC for doctrine/dbal < 4
+        /* @phpstan-ignore function.alreadyNarrowedType */
         if(method_exists($this->conn, 'quoteSingleIdentifier')) {
             $this->keyColumn = $this->conn->quoteSingleIdentifier(self::KEY_COLUMN);
             $this->valueColumn = $this->conn->quoteSingleIdentifier(self::VALUE_COLUMN);
         } else {
+            /* @phpstan-ignore method.deprecated */
             $this->keyColumn = $this->conn->quoteIdentifier(self::KEY_COLUMN);
+            /* @phpstan-ignore method.deprecated */
             $this->valueColumn = $this->conn->quoteIdentifier(self::VALUE_COLUMN);
         }
 	}
@@ -142,15 +144,7 @@ private function getRawValueForKey($key) {
 			->setParameter('key', $this->generateKey($key))
 		;
 
-		// TODO just call `executeQuery()` as soon as DBAL >= 2.13.1 is required
-		$result = \method_exists($qb, 'executeQuery') ? $qb->executeQuery() : $qb->execute();
-
-		// TODO remove as soon as Doctrine DBAL >= 3.0 is required
-		if (!\method_exists($result, 'fetchOne')) {
-			return $result->fetchColumn();
-		}
-
-		return $result->fetchOne();
+        return $qb->executeQuery()->fetchOne();
 	}
 
 	private function tableExists() {
@@ -164,13 +158,15 @@ private function createTable() {
 		]);
 
         // BC for doctrine/dbal < 4
+        /* @phpstan-ignore function.alreadyNarrowedType */
         if (method_exists($table, 'addPrimaryKeyConstraint')) {
             $table->addPrimaryKeyConstraint(
                 PrimaryKeyConstraint::editor()
                     ->setUnquotedColumnNames($this->keyColumn)
                     ->create()
             );
         } else {
+            /* @phpstan-ignore method.deprecated */
             $table->setPrimaryKey([$this->keyColumn]);
         }
 
@@ -180,5 +176,4 @@ private function createTable() {
 	private function generateKey($key) {
 		return $this->storageKeyGenerator->generate($key);
 	}
-
 }