function MockLayoutBlockDeriver::getDerivativeDefinitions

Overrides DeriverInterface::getDerivativeDefinitions

File

core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/mock_block/MockLayoutBlockDeriver.php, line 31

Class

MockLayoutBlockDeriver

Mock implementation of DeriverInterface for the mock layout block plugin.

Namespace

Code

public function getDerivativeDefinitions($base_plugin_definition) {
    // This isn't strictly necessary, but it helps reduce clutter in
    // DerivativePluginTest::testDerivativeDecorator()'s $expected variable.
    // Since derivative definitions don't need further deriving, we remove this
    // key from the returned definitions.
    unset($base_plugin_definition['deriver']);
    $derivatives = [
        // Adding a NULL key signifies that the base plugin may also be used in
        // addition to the derivatives. In this case, we allow the administrator
        // to add a generic layout block to the page.
NULL => $base_plugin_definition,
        // We also allow them to add a customized one. Here, we just mock the
        // customized one, but in a real implementation, this would be fetched
        // from some \Drupal::config() object.
'foo' => [
            'label' => $this->t('Layout Foo'),
        ] + $base_plugin_definition,
    ];
    return $derivatives;
}