Adds an expression object.

Parameters

\Drupal\rules\Engine\ExpressionInterface $expression: The expression object.

Return value

$this

Overrides ExpressionContainerInterface::addExpressionObject

1 call to RuleExpression::addExpressionObject()

RuleExpression::addExpression in src/Plugin/RulesExpression/RuleExpression.php

Creates and adds an expression.

File

src/Plugin/RulesExpression/RuleExpression.php, line 176

Class

RuleExpression

Provides a rule, executing actions when conditions are met.

Namespace

Drupal\rules\Plugin\RulesExpression

Code

public function addExpressionObject(ExpressionInterface $expression) {
  if ($expression instanceof ConditionExpressionInterface) {
    $this->conditions
      ->addExpressionObject($expression);
  }
  elseif ($expression instanceof ActionExpressionInterface) {
    $this->actions
      ->addExpressionObject($expression);
  }
  else {
    throw new InvalidExpressionException();
  }
  return $this;
}