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✏️ Editing: RectorConfigBuilderRector.php

<?php

declare (strict_types=1);
namespace Rector\Transform\Rector\FileWithoutNamespace;

use PhpParser\Node;
use PhpParser\Node\Expr\Array_;
use PhpParser\Node\Expr\ArrayItem;
use PhpParser\Node\Expr\Closure;
use PhpParser\Node\Expr\MethodCall;
use PhpParser\Node\Expr\StaticCall;
use PhpParser\Node\Name\FullyQualified;
use PhpParser\Node\Stmt\Expression;
use PhpParser\Node\Stmt\Return_;
use PHPStan\Type\ObjectType;
use Rector\Exception\ShouldNotHappenException;
use Rector\PhpParser\Node\CustomNode\FileWithoutNamespace;
use Rector\Rector\AbstractRector;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
use RectorPrefix202411\Webmozart\Assert\Assert;
/**
 * @see \Rector\Tests\Transform\Rector\FileWithoutNamespace\RectorConfigBuilderRector\RectorConfigBuilderRectorTest
 */
final class RectorConfigBuilderRector extends AbstractRector
{
    public function getRuleDefinition() : RuleDefinition
    {
        return new RuleDefinition('Change RectorConfig to RectorConfigBuilder', [new CodeSample(<<<'CODE_SAMPLE'
return static function (RectorConfig $rectorConfig): void {
    $rectorConfig->rule(SomeRector::class);
};
CODE_SAMPLE
, <<<'CODE_SAMPLE'
return RectorConfig::configure()->rules([SomeRector::class]);
CODE_SAMPLE
)]);
    }
    /**
     * @return array<class-string<Node>>
     */
    public function getNodeTypes() : array
    {
        return [FileWithoutNamespace::class];
    }
    /**
     * @param FileWithoutNamespace $node
     */
    public function refactor(Node $node) : ?Node
    {
        $hasChanged = \false;
        foreach ($node->stmts as $stmt) {
            if (!$stmt instanceof Return_) {
                continue;
            }
            if (!$stmt->expr instanceof Closure) {
                continue;
            }
            if (\count($stmt->expr->params) !== 1) {
                continue;
            }
            $param = $stmt->expr->params[0];
            if (!$param->type instanceof FullyQualified) {
                continue;
            }
            if ($param->type->toString() !== 'Rector\\Config\\RectorConfig') {
                continue;
            }
            $stmts = $stmt->expr->stmts;
            if ($stmts === []) {
                throw new ShouldNotHappenException('RectorConfig must have at least 1 stmts');
            }
            $newExpr = new StaticCall(new FullyQualified('Rector\\Config\\RectorConfig'), 'configure');
            $rules = new Array_();
            $paths = new Array_();
            $skips = new Array_();
            $autoloadPaths = new Array_();
            $bootstrapFiles = new Array_();
            $sets = new Array_();
            foreach ($stmts as $rectorConfigStmt) {
                // complex stmts should be skipped, eg: with if else
                if (!$rectorConfigStmt instanceof Expression) {
                    return null;
                }
                // debugging or variable init? skip
                if (!$rectorConfigStmt->expr instanceof MethodCall) {
                    return null;
                }
                // another method call? skip
                if (!$this->isObjectType($rectorConfigStmt->expr->var, new ObjectType('Rector\\Config\\RectorConfig'))) {
                    return null;
                }
                if ($rectorConfigStmt->expr->isFirstClassCallable()) {
                    return null;
                }
                $args = $rectorConfigStmt->expr->getArgs();
                $name = $this->getName($rectorConfigStmt->expr->name);
                if ($name === 'disableParallel') {
                    $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withoutParallel');
                    $hasChanged = \true;
                    continue;
                }
                $value = $args[0]->value;
                if ($name === 'rule') {
                    Assert::isAOf($rules, Array_::class);
                    $rules->items[] = new ArrayItem($value);
                    continue;
                }
                if ($name === 'rules') {
                    if ($value instanceof Array_) {
                        Assert::isAOf($rules, Array_::class);
                        $rules->items = \array_merge($rules->items, $value->items);
                    } else {
                        $rules = $value;
                    }
                    continue;
                }
                if ($name === 'paths') {
                    $paths = $value;
                    continue;
                }
                if ($name === 'skip') {
                    $skips = $value;
                    continue;
                }
                if ($name === 'autoloadPaths') {
                    Assert::isAOf($value, Array_::class);
                    $autoloadPaths = $value;
                    continue;
                }
                if ($name === 'bootstrapFiles') {
                    Assert::isAOf($value, Array_::class);
                    $bootstrapFiles = $value;
                    continue;
                }
                if ($name === 'ruleWithConfiguration') {
                    $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withConfiguredRule', [$value, $args[1]->value]);
                    $hasChanged = \true;
                    continue;
                }
                if ($name === 'sets') {
                    Assert::isAOf($value, Array_::class);
                    $sets->items = \array_merge($sets->items, $value->items);
                    continue;
                }
                if ($name === 'fileExtensions') {
                    Assert::isAOf($value, Array_::class);
                    $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withFileExtensions', [$value]);
                    $hasChanged = \true;
                    continue;
                }
                if ($name === 'phpVersion') {
                    $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withPhpVersion', [$value]);
                    $hasChanged = \true;
                    continue;
                }
                // implementing method by method
                return null;
            }
            if (!$paths instanceof Array_ || $paths->items !== []) {
                $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withPaths', [$paths]);
                $hasChanged = \true;
            }
            if (!$skips instanceof Array_ || $skips->items !== []) {
                $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withSkip', [$skips]);
                $hasChanged = \true;
            }
            if (!$rules instanceof Array_ || $rules->items !== []) {
                $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withRules', [$rules]);
                $hasChanged = \true;
            }
            if ($autoloadPaths->items !== []) {
                $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withAutoloadPaths', [$autoloadPaths]);
                $hasChanged = \true;
            }
            if ($bootstrapFiles->items !== []) {
                $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withBootstrapFiles', [$bootstrapFiles]);
                $hasChanged = \true;
            }
            if ($sets->items !== []) {
                $newExpr = $this->nodeFactory->createMethodCall($newExpr, 'withSets', [$sets]);
                $hasChanged = \true;
            }
            if ($hasChanged) {
                $stmt->expr = $newExpr;
            }
        }
        if ($hasChanged) {
            return $node;
        }
        return null;
    }
}

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