Merge element attributes with props attributes.

#attributes property is an universal property of the Render API, used by many Drupal mechanisms from Core and Contrib, so we need to inject the values in template.

Parameters

array $element: The render element.

1 call to ComponentElement::mergeElementAttributesToPropAttributes()

ComponentElement::preRenderComponent in core/lib/Drupal/Core/Render/Element/ComponentElement.php

Expands a component into an inline template with an attachment.

File

core/lib/Drupal/Core/Render/Element/ComponentElement.php, line 164

Class

ComponentElement

Provides a Single-Directory Component render element.

Namespace

Drupal\Core\Render\Element

Code

private function mergeElementAttributesToPropAttributes(array &$element) : void {
  if (!isset($element['#attributes'])) {
    return;
  }
  // If attributes value is an array, convert it to an Attribute object as
  // \Drupal\Core\Template\Atribute::merge() expects an Attribute object.
  $element_attributes = is_array($element['#attributes']) ? new Attribute($element['#attributes']) : $element['#attributes'];
  // Merge ['#attributes'] with the ['#props']['attributes']. So that #props
  // attributes take precedence.
  $element['#props']['attributes'] = empty($element['#props']['attributes']) ? $element_attributes : $element_attributes->merge($element['#props']['attributes']);
}

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