function Sequence::getElementDefinition

Overrides ArrayElement::getElementDefinition

File

core/lib/Drupal/Core/Config/Schema/Sequence.php, line 25

Class

Sequence

Defines a configuration element of type Sequence.

Namespace

Code

protected function getElementDefinition($key) {
    $value = $this->value[$key] ?? NULL;
    // @todo Remove BC layer for sequence with hyphen in front. https://www.drupal.org/node/2444979
    $definition = [];
    if (isset($this->definition['sequence'][0])) {
        $definition = $this->definition['sequence'][0];
        $bc_sequence_location = $this->getPropertyPath();
        @trigger_error("The definition for the '{$bc_sequence_location}' sequence declares the type of its items in a way that is deprecated in drupal:8.0.0 and is removed from drupal:11.0.0. See https://www.drupal.org/node/2442603", E_USER_DEPRECATED);
    }
    elseif ($this->definition['sequence']) {
        $definition = $this->definition['sequence'];
    }
    return $this->buildDataDefinition($definition, $value, $key);
}