7 calls to Element::isEmpty() in Drupal 9

BlockComponentRenderArray::onBuildRender in core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php

Builds render arrays for block plugins and sets it on the event.

BlockViewBuilder::preRender in core/modules/block/src/BlockViewBuilder.php

#pre_render callback for building a block.

ElementTest::testIsEmpty in core/tests/Drupal/Tests/Core/Render/ElementTest.php

@covers ::isEmpty

EntityViewDisplay::buildMultiple in core/lib/Drupal/Core/Entity/Entity/EntityViewDisplay.php

Builds a renderable array for the components of a set of entities.

LayoutBuilderEntityViewDisplay::buildMultiple in core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php

Builds a renderable array for the components of a set of entities.

layout_builder_entity_view_alter in core/modules/layout_builder/layout_builder.module

Implements hook_entity_view_alter().

QuickEditIntegration::entityViewAlter in core/modules/layout_builder/src/QuickEditIntegration.php

Alters the entity view build for Quick Edit compatibility.