function EntityReferenceItemBase::__get

Overrides FieldItemBase::__get

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldType/EntityReferenceItemBase.php, line 20

Class

EntityReferenceItemBase

Base class for field items referencing other entities.

Namespace

Code

public function __get($property_name) {
  // This is a workaround for a PHP bug where a fiber suspend from within a
  // __get() call can incorrectly trigger PHP's recursion guarding.
  // See https://github.com/php/php-src/issues/14983
  if ($property_name === 'entity' && \Fiber::getCurrent()) {
    $fiber = new \Fiber(fn() => parent::__get($property_name));
    $fiber->start();
    while (!$fiber->isTerminated()) {
      if ($fiber->isSuspended()) {
        $resume_type = $fiber->resume();
        if (!$fiber->isTerminated() && $resume_type !== FiberResumeType::Immediate) {
          usleep(500);
        }
      }
    }
    return $fiber->getReturn();
  }
  return parent::__get($property_name);
}