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TomasVotrubaTomasVotruba
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[complexity] add foreach ception rule + no autowire duplicate symfony rule (#236)
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11 files changed

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‎config/code-complexity-rules.neon

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@@ -3,3 +3,4 @@ rules:
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- Symplify\PHPStanRules\Rules\Complexity\NoJustPropertyAssignRule
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- Symplify\PHPStanRules\Rules\Complexity\NoArrayMapWithArrayCallableRule
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- Symplify\PHPStanRules\Rules\Complexity\NoConstructorOverrideRule
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- Symplify\PHPStanRules\Rules\Complexity\ForeachCeptionRule

‎config/symfony-config-rules.neon

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@@ -4,6 +4,9 @@ rules:
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- Symplify\PHPStanRules\Rules\Symfony\ConfigClosure\AlreadyRegisteredAutodiscoveryServiceRule
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- Symplify\PHPStanRules\Rules\Symfony\ConfigClosure\TaggedIteratorOverRepeatedServiceCallRule
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# no autowire duplicate
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- Symplify\PHPStanRules\Rules\Symfony\NoServiceAutowireDuplicateRule
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# args() and arg() call
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- Symplify\PHPStanRules\Rules\Symfony\ConfigClosure\NoDuplicateArgsAutowireByTypeRule
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- Symplify\PHPStanRules\Rules\Symfony\ConfigClosure\NoDuplicateArgAutowireByTypeRule

‎src/Enum/RuleIdentifier.php

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@@ -75,4 +75,6 @@ final class RuleIdentifier
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public const CONVENTION_PARAM_NAME_TO_TYPE = 'symplify.conventionParamNameToType';
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public const NO_ARRAY_MAP_WITH_ARRAY_CALLABLE = 'symplify.noArrayMapWithArrayCallable';
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public const RULE_IDENTIFIER = 'symplify.foreachCeption';
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}

‎src/Enum/RuleIdentifier/SymfonyRuleIdentifier.php

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@@ -57,4 +57,6 @@ final class SymfonyRuleIdentifier
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public const REQUIRED_IS_GRANTED_ENUM = 'symfony.requiredIsGrantedEnum';
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public const PREFER_AUTOWIRE_ATTRIBUTE_OVER_CONFIG_PARAM = 'symfony.preferAutowireAttributeOverConfigParam';
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public const RULE_IDENTIFIER = 'symfony.noServiceAutowireDuplicate';
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}

‎src/Rules/Complexity/ForeachCeptionRule.php

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<?php
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declare(strict_types=1);
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namespace Symplify\PHPStanRules\Rules\Complexity;
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use PhpParser\Node;
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use PhpParser\Node\Stmt\Foreach_;
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use PhpParser\NodeFinder;
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use PHPStan\Analyser\Scope;
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use PHPStan\Rules\Rule;
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use PHPStan\Rules\RuleErrorBuilder;
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use Symplify\PHPStanRules\Enum\RuleIdentifier;
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/**
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* @implements Rule<Foreach_>
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*/
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final class ForeachCeptionRule implements Rule
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{
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/**
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* @var string
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*/
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public const ERROR_MESSAGE = 'There is %d nested foreach nested in each other. Refactor to more flat approach or to collection to avoid high complexity';
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private const MAX_NESTED_FOREACHES = 3;
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public function getNodeType(): string
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{
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return Foreach_::class;
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}
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/**
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* @param Foreach_ $node
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*/
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public function processNode(Node $node, Scope $scope): array
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{
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$nodeFinder = new NodeFinder();
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$nestedForeaches = $nodeFinder->findInstanceOf($node->stmts, Foreach_::class);
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if (count($nestedForeaches) <= self::MAX_NESTED_FOREACHES) {
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return [];
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}
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$identifierRuleError = RuleErrorBuilder::message(sprintf(self::ERROR_MESSAGE, count($nestedForeaches) + 1))
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->identifier(RuleIdentifier::RULE_IDENTIFIER)
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->build();
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return [$identifierRuleError];
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}
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}

‎src/Rules/Symfony/NoServiceAutowireDuplicateRule.php

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<?php
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declare(strict_types=1);
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namespace Symplify\PHPStanRules\Rules\Symfony;
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use PhpParser\Node;
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use PhpParser\Node\Expr\Closure;
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use PhpParser\Node\Expr\ConstFetch;
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use PhpParser\Node\Expr\MethodCall;
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use PhpParser\NodeFinder;
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use PHPStan\Analyser\Scope;
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use PHPStan\Rules\Rule;
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use PHPStan\Rules\RuleErrorBuilder;
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use Symplify\PHPStanRules\Enum\RuleIdentifier\SymfonyRuleIdentifier;
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use Symplify\PHPStanRules\Helper\NamingHelper;
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use Symplify\PHPStanRules\Symfony\NodeAnalyzer\SymfonyClosureDetector;
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/**
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* @implements Rule<Closure>
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*/
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final class NoServiceAutowireDuplicateRule implements Rule
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{
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/**
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* @var string
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*/
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public const ERROR_MESSAGE = 'Service autowire() is called as duplicate of $services->defaults()->autowire(). Remove it on the service';
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public function getNodeType(): string
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{
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return Closure::class;
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}
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/**
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* @param Closure $node
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*/
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public function processNode(Node $node, Scope $scope): array
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{
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if (! SymfonyClosureDetector::detect($node)) {
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return [];
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}
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$ruleErrors = [];
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$hasDefaultsAutowire = false;
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foreach ($node->stmts as $stmt) {
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if ($this->hasAutowireDefaultsMethodCall($stmt)) {
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$hasDefaultsAutowire = true;
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continue;
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}
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if (! $hasDefaultsAutowire) {
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continue;
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}
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$serviceAutowireMethodCall = $this->matchServiceAutowireMethodCall($stmt);
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if (! $serviceAutowireMethodCall instanceof MethodCall) {
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continue;
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}
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$ruleErrors[] = RuleErrorBuilder::message(self::ERROR_MESSAGE)
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->line($serviceAutowireMethodCall->getLine())
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->identifier(SymfonyRuleIdentifier::RULE_IDENTIFIER)
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->build();
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}
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return $ruleErrors;
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}
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private function hasAutowireDefaultsMethodCall(Node $someNode): bool
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{
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$nodeFinder = new NodeFinder();
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$autowireDefaultsMethodCall = $nodeFinder->findFirst($someNode, function (Node $node): bool {
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if (! $node instanceof MethodCall) {
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return false;
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}
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if (! NamingHelper::isName($node->name, 'autowire')) {
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return false;
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}
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if (! $node->var instanceof MethodCall) {
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return false;
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}
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// dummy way to detect, @todo improve with possible type check
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return NamingHelper::isName($node->var->name, 'defaults');
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});
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return $autowireDefaultsMethodCall instanceof MethodCall;
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}
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private function matchServiceAutowireMethodCall(Node $someNode): ?MethodCall
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{
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$nodeFinder = new NodeFinder();
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$foundNode = $nodeFinder->findFirst($someNode, function (Node $node): bool {
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if (! $node instanceof MethodCall) {
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return false;
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}
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if (! NamingHelper::isName($node->name, 'autowire')) {
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return false;
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}
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if ($node->getArgs() === []) {
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return true;
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}
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$firstArg = $node->getArgs()[0];
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if (! $firstArg->value instanceof ConstFetch) {
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return false;
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}
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return $firstArg->value->name->toLowerString() === 'true';
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});
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/** @var MethodCall|null $foundNode */
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return $foundNode;
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}
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}

‎tests/Issues/InstantiateMaximumIgnoredErrorCountRuleTest.php

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namespace Symplify\PHPStanRules\Tests\Issues;
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use Symplify\PHPStanRules\Rules\MaximumIgnoredErrorCountRule;
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use PHPUnit\Framework\TestCase;
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use Symplify\PHPStanRules\Rules\MaximumIgnoredErrorCountRule;
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final class InstantiateMaximumIgnoredErrorCountRuleTest extends TestCase
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{

‎tests/Rules/Symfony/NoServiceAutowireDuplicateRule/Fixture/AlsoNoDuplicate.php

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<?php
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declare(strict_types=1);
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namespace Symplify\PHPStanRules\Tests\Rules\Symfony\NoServiceAutowireDuplicateRule\Fixture;
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use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
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return function (ContainerConfigurator $containerConfigurator): void {
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$services = $containerConfigurator->services();
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$services->defaults();
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$services->set('some_service')
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->autowire();
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};

‎tests/Rules/Symfony/NoServiceAutowireDuplicateRule/Fixture/DuplicatedAutowire.php

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<?php
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declare(strict_types=1);
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namespace Symplify\PHPStanRules\Tests\Rules\Symfony\NoServiceAutowireDuplicateRule\Fixture;
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use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
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return function (ContainerConfigurator $containerConfigurator): void {
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$services = $containerConfigurator->services();
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$services->defaults()->autowire();
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// this is duplicate
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$services->set('some_service')
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->autowire();
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};

‎tests/Rules/Symfony/NoServiceAutowireDuplicateRule/Fixture/NoDuplicate.php

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<?php
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declare(strict_types=1);
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namespace Symplify\PHPStanRules\Tests\Rules\Symfony\NoServiceAutowireDuplicateRule\Fixture;
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use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
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return function (ContainerConfigurator $containerConfigurator): void {
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$services = $containerConfigurator->services();
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$services->defaults()->autowire();
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$services->set('some_service');
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};

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