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PATH: opt / cpanel / ea-wappspector / vendor / rector / rector / rules / CodeQuality / Rector / FuncCall

<?php

declare (strict_types=1);
namespace Rector\CodeQuality\Rector\FuncCall;

use PhpParser\Node;
use PhpParser\Node\Arg;
use PhpParser\Node\Expr;
use PhpParser\Node\Expr\ArrayItem;
use PhpParser\Node\Expr\Assign;
use PhpParser\Node\Expr\Cast;
use PhpParser\Node\Expr\Cast\Array_;
use PhpParser\Node\Expr\Cast\Bool_;
use PhpParser\Node\Expr\Cast\Double;
use PhpParser\Node\Expr\Cast\Int_;
use PhpParser\Node\Expr\Cast\Object_;
use PhpParser\Node\Expr\Cast\String_;
use PhpParser\Node\Expr\FuncCall;
use PhpParser\Node\Stmt\Expression;
use PhpParser\NodeTraverser;
use Rector\PhpParser\Node\Value\ValueResolver;
use Rector\Rector\AbstractRector;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
/**
 * @see \Rector\Tests\CodeQuality\Rector\FuncCall\SetTypeToCastRector\SetTypeToCastRectorTest
 */
final class SetTypeToCastRector extends AbstractRector
{
    /**
     * @readonly
     * @var \Rector\PhpParser\Node\Value\ValueResolver
     */
    private $valueResolver;
    /**
     * @var array<string, class-string<Cast>>
     */
    private const TYPE_TO_CAST = ['array' => Array_::class, 'bool' => Bool_::class, 'boolean' => Bool_::class, 'double' => Double::class, 'float' => Double::class, 'int' => Int_::class, 'integer' => Int_::class, 'object' => Object_::class, 'string' => String_::class];
    /**
     * @var string
     */
    private const IS_ARG_VALUE_ITEM_SET_TYPE = 'is_arg_value_item_set_type';
    public function __construct(ValueResolver $valueResolver)
    {
        $this->valueResolver = $valueResolver;
    }
    public function getRuleDefinition() : RuleDefinition
    {
        return new RuleDefinition('Changes settype() to (type) where possible', [new CodeSample(<<<'CODE_SAMPLE'
class SomeClass
{
    public function run($foo)
    {
        settype($foo, 'string');

return settype($foo, 'integer');
    }
}
CODE_SAMPLE
, <<<'CODE_SAMPLE'
class SomeClass
{
    public function run($foo)
    {
        $foo = (string) $foo;

return (int) $foo;
    }
}
CODE_SAMPLE
)]);
    }
    /**
     * @return array<class-string<Node>>
     */
    public function getNodeTypes() : array
    {
        return [FuncCall::class, Expression::class, Assign::class, ArrayItem::class, Arg::class];
    }
    /**
     * @param FuncCall|Expression|Assign|Expr\ArrayItem|Node\Arg $node
     * @return null|int|\PhpParser\Node\Stmt\Expression|\PhpParser\Node\Expr\Assign|\PhpParser\Node\Expr\Cast
     */
    public function refactor(Node $node)
    {
        if ($node instanceof Arg || $node instanceof ArrayItem) {
            if ($this->isSetTypeFuncCall($node->value)) {
                $node->value->setAttribute(self::IS_ARG_VALUE_ITEM_SET_TYPE, \true);
            }
            return null;
        }
        if ($node instanceof Assign) {
            if (!$this->isSetTypeFuncCall($node->expr)) {
                return null;
            }
            return NodeTraverser::DONT_TRAVERSE_CHILDREN;
        }
        if ($node instanceof Expression) {
            if (!$node->expr instanceof FuncCall) {
                return null;
            }
            $assignOrCast = $this->refactorFuncCall($node->expr, \true);
            if (!$assignOrCast instanceof Expr) {
                return null;
            }
            return new Expression($assignOrCast);
        }
        return $this->refactorFuncCall($node, \false);
    }
    /**
     * @return \PhpParser\Node\Expr\Assign|null|\PhpParser\Node\Expr\Cast
     */
    private function refactorFuncCall(FuncCall $funcCall, bool $isStandaloneExpression)
    {
        if (!$this->isSetTypeFuncCall($funcCall)) {
            return null;
        }
        if ($funcCall->isFirstClassCallable()) {
            return null;
        }
        if ($funcCall->getAttribute(self::IS_ARG_VALUE_ITEM_SET_TYPE) === \true) {
            return null;
        }
        $typeValue = $this->valueResolver->getValue($funcCall->getArgs()[1]->value);
        if (!\is_string($typeValue)) {
            return null;
        }
        $typeValue = \strtolower($typeValue);
        $variable = $funcCall->getArgs()[0]->value;
        if (isset(self::TYPE_TO_CAST[$typeValue])) {
            $castClass = self::TYPE_TO_CAST[$typeValue];
            $castNode = new $castClass($variable);
            if (!$isStandaloneExpression) {
                return $castNode;
            }
            // bare expression? → assign
            return new Assign($variable, $castNode);
        }
        if ($typeValue === 'null') {
            return new Assign($variable, $this->nodeFactory->createNull());
        }
        return null;
    }
    private function isSetTypeFuncCall(Expr $expr) : bool
    {
        // skip assign of settype() calls
        if (!$expr instanceof FuncCall) {
            return \false;
        }
        return $this->isName($expr, 'settype');
    }
}

[+] ..
[-] RemoveSoleValueSprintfRector.php [open]
[-] ChangeArrayPushToArrayAssignRector.php [open]
[-] IsAWithStringWithThirdArgumentRector.php [open]
[-] SingleInArrayToCompareRector.php [open]
[-] SimplifyStrposLowerRector.php [open]
[-] SimplifyRegexPatternRector.php [open]
[-] SetTypeToCastRector.php [open]
[-] UnwrapSprintfOneArgumentRector.php [open]
[-] SimplifyFuncGetArgsCountRector.php [open]
[-] InlineIsAInstanceOfRector.php [open]
[-] CompactToVariablesRector.php [open]
[-] CallUserFuncWithArrowFunctionToInlineRector.php [open]
[-] SimplifyInArrayValuesRector.php [open]
[-] ArrayMergeOfNonArraysToSimpleArrayRector.php [open]