NoUndefinedVariablesRule::enterNode() - Code Metrics - Inspection of "WIP: Validation" - digiaonline/graphql-php - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#45)

by Christoffer

created 2018-03-10 09:09 UTC

NoUndefinedVariablesRule::enterNode() A

↳ Parent: NoUndefinedVariablesRule

Complexity

Conditions	3
Paths	4

Size

Total Lines	11
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	5
nc	4
nop	1
dl	0
loc	11
rs	9.4285
c	0
b	0
f	0

<?php

namespace Digia\GraphQL\Validation\Rule;

use Digia\GraphQL\Error\ValidationException;
use Digia\GraphQL\Language\AST\Node\NodeInterface;
use Digia\GraphQL\Language\AST\Node\OperationDefinitionNode;
use Digia\GraphQL\Language\AST\Node\VariableDefinitionNode;
use Digia\GraphQL\Language\AST\Node\VariableNode;

class NoUndefinedVariablesRule extends AbstractRule
{
    /**
     * @var array
     */
    protected $definedVariableNames;

    /**
     * @inheritdoc
     */
    public function enterNode(NodeInterface $node): ?NodeInterface
    {
        if ($node instanceof OperationDefinitionNode) {
            $this->definedVariableNames = [];
        }

        if ($node instanceof VariableDefinitionNode) {
            $this->definedVariableNames[$node->getVariable()->getNameValue()] = true;
        }

        return $node;
    }

    /**
     * @inheritdoc
     */
    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;
    }
}


1			<?php
2
3			namespace Digia\GraphQL\Validation\Rule;
4
5			use Digia\GraphQL\Error\ValidationException;
6			use Digia\GraphQL\Language\AST\Node\NodeInterface;
7			use Digia\GraphQL\Language\AST\Node\OperationDefinitionNode;
8			use Digia\GraphQL\Language\AST\Node\VariableDefinitionNode;
9			use Digia\GraphQL\Language\AST\Node\VariableNode;
10
11			class NoUndefinedVariablesRule extends AbstractRule
12			{
13			/**
14			* @var array
15			*/
16			protected $definedVariableNames;
17
18			/**
19			* @inheritdoc
20			*/
21			public function enterNode(NodeInterface $node): ?NodeInterface
22			{
23			if ($node instanceof OperationDefinitionNode) {
24			$this->definedVariableNames = [];
25			}
26
27			if ($node instanceof VariableDefinitionNode) {
28			$this->definedVariableNames[$node->getVariable()->getNameValue()] = true;
29			}
30
31			return $node;
32			}
33
34			/**
35			* @inheritdoc
36			*/
37			public function leaveNode(NodeInterface $node): ?NodeInterface
38			{
39			if ($node instanceof OperationDefinitionNode) {
40			$usages = $this->context->getVariableUsages($node);
41
42			foreach ($usages as ['node' => $variableNode]) {
43			/** @var VariableNode $variableNode */
44			$variableName = $variableNode->getNameValue();
45
46			if (!isset($this->definedVariableNames[$variableName])) {
47			$operationName = $node->getName();
48			$this->context->reportError(
49			new ValidationException(
50			undefinedVariableMessage($variableName, $operationName ? $operationName->getValue() : null),
51			[$variableNode, $node]
52			)
53			);
54			}
55			}
56			}
57
58			return $node;
59			}
60			}
61

digiaonline / graphql-php

Pull Request — master (#45)

NoUndefinedVariablesRule::enterNode() A

Complexity

Size

Duplication

Importance

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