public function ContextDefinitionInterface::addConstraint in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Component/Plugin/Context/ContextDefinitionInterface.php \Drupal\Component\Plugin\Context\ContextDefinitionInterface::addConstraint()

Adds a validation constraint.

Parameters

string $constraint_name: The name of the constraint to add, i.e. its plugin id.

array|null $options: The constraint options as required by the constraint plugin, or NULL.

Return value

$this

1 method overrides ContextDefinitionInterface::addConstraint()

ContextDefinition::addConstraint in core/lib/Drupal/Core/Plugin/Context/ContextDefinition.php

Adds a validation constraint.

File

core/lib/Drupal/Component/Plugin/Context/ContextDefinitionInterface.php, line 162

Class

ContextDefinitionInterface

Interface used to define definition objects found in ContextInterface.

Namespace

Drupal\Component\Plugin\Context

Code

public function addConstraint($constraint_name, $options = NULL);