Digia\GraphQL\Validation\Rule\NoUndefinedVariablesRule::leaveNode()

Complexity

Conditions	5
Paths	2

Size

Total Lines	22
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    public function leaveNode(NodeInterface $node): ?NodeInterface
    {
        if ($node instanceof OperationDefinitionNode) {
            $usages = $this->context->getVariableUsages($node);

            foreach ($usages as ['node' => $variableNode]) {
                /** @var VariableNode $variableNode */
                $variableName = $variableNode->getNameValue();

                if (!isset($this->definedVariableNames[$variableName])) {
                    $operationName = $node->getName();
                    $this->context->reportError(
                        new ValidationException(
                            undefinedVariableMessage($variableName, $operationName ? $operationName->getValue() : null),
                            [$variableNode, $node]
                        )
                    );
                }
            }
        }

        return $node;
    }