abstract protected function ExpressionContainerBase::allowsMetadataAssertions in Rules 8.3

Determines whether child-expressions are allowed to assert metadata.

Return value

bool Whether child-expressions are allowed to assert metadata.

See also

\Drupal\rules\Engine\ExpressionInterface::prepareExecutionMetadataState()

2 calls to ExpressionContainerBase::allowsMetadataAssertions()

ExpressionContainerBase::checkIntegrity in src/Engine/ExpressionContainerBase.php

Verifies that this expression is configured correctly.

ExpressionContainerBase::prepareExecutionMetadataState in src/Engine/ExpressionContainerBase.php

Prepares the execution metadata state by adding metadata to it.

4 methods override ExpressionContainerBase::allowsMetadataAssertions()

ActionSetExpression::allowsMetadataAssertions in src/Plugin/RulesExpression/ActionSetExpression.php

Determines whether child-expressions are allowed to assert metadata.

AndExpression::allowsMetadataAssertions in src/Plugin/RulesExpression/AndExpression.php

Determines whether child-expressions are allowed to assert metadata.

LoopExpression::allowsMetadataAssertions in src/Plugin/RulesExpression/LoopExpression.php

Determines whether child-expressions are allowed to assert metadata.

OrExpression::allowsMetadataAssertions in src/Plugin/RulesExpression/OrExpression.php

Determines whether child-expressions are allowed to assert metadata.

File

src/Engine/ExpressionContainerBase.php, line 81

Class

ExpressionContainerBase

Common base class for action and condition expression containers.

Namespace

Drupal\rules\Engine

Code

protected abstract function allowsMetadataAssertions();