Widen ConnectionInterface::getResource() to resource|object|null

Author: Copilot

analyzer-baseline.toml

@@ -156,18 +156,6 @@ code = "imprecise-type"
 message = "Type `array` in return type of `getConnectionParameters` is imprecise, equivalent to `array<array-key, mixed>`."
 count = 1
 
-[[issues]]
-file = "src/Adapter/Driver/AbstractConnection.php"
-code = "incompatible-return-type"
-message = 'Return type `null|resource` of `PhpDb\Adapter\Driver\AbstractConnection::getresource()` is incompatible with parent return type `resource` of `PhpDb\Adapter\Driver\ConnectionInterface::getresource()`'
-count = 1
-
-[[issues]]
-file = "src/Adapter/Driver/AbstractConnection.php"
-code = "incompatible-return-type"
-message = 'Return type `null|resource` of `PhpDb\Adapter\Driver\Pdo\AbstractPdoConnection::getresource()` is incompatible with parent return type `resource` of `PhpDb\Adapter\Driver\ConnectionInterface::getresource()`'
-count = 1
-
 [[issues]]
 file = "src/Adapter/Driver/AbstractConnection.php"
 code = "missing-api-or-internal"
@@ -426,12 +414,6 @@ code = "imprecise-type"
 message = "Type `array` in parameter `$connectionParameters` is imprecise, equivalent to `array<array-key, mixed>`."
 count = 1
 
-[[issues]]
-file = "src/Adapter/Driver/Pdo/AbstractPdoConnection.php"
-code = "incompatible-property-type"
-message = 'Property `PhpDb\Adapter\Driver\Pdo\AbstractPdoConnection::$resource` has an incompatible type declaration from docblock.'
-count = 1
-
 [[issues]]
 file = "src/Adapter/Driver/Pdo/AbstractPdoConnection.php"
 code = "missing-api-or-internal"

src/Adapter/Driver/AbstractConnection.php

@@ -21,11 +21,7 @@ abstract class AbstractConnection implements ConnectionInterface, ProfilerAwareI
 
     protected ?ProfilerInterface $profiler = null;
 
-    /**
-     * Extending classes must be covariant
-     *
-     * @var mixed
-     */
+    /** Extending classes must be covariant. */
     protected $resource;
 
     #[Override]

src/Adapter/Driver/ConnectionInterface.php

@@ -30,7 +30,7 @@ public function getLastGeneratedValue(?string $name = null): string|int|false|nu
     /**
      * Get resource
      *
-     * @return resource
+     * @return resource|object|null
      */
     public function getResource();