function TestDisplayVariant::build

File

core/modules/system/tests/modules/display_variant_test/src/Plugin/DisplayVariant/TestDisplayVariant.php, line 87

Class

TestDisplayVariant

Provides a display variant that requires configuration.

Namespace

Code

public function build() {
  $config = $this->getConfiguration();
  if (empty($config['required_configuration'])) {
    throw new \Exception('Required configuration is missing!');
  }
  $contexts = $this->getContexts();
  if (!isset($contexts['context'])) {
    throw new \Exception('Required context is missing!');
  }
  $build = [];
  $build['content']['default'] = [
    '#markup' => $config['required_configuration'] . ' ' . $contexts['context']->getContextValue(),
  ];
  CacheableMetadata::createFromObject($this)->applyTo($build);
  return $build;
}