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< ? php
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declare ( strict_types = 1 );
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namespace Rector\Php80\Rector\FuncCall ;
use PhpParser\Node ;
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use PhpParser\Node\Arg ;
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use PhpParser\Node\Expr\ClassConstFetch ;
use PhpParser\Node\Expr\FuncCall ;
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use PhpParser\Node\Name ;
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use Rector\Core\Rector\AbstractRector ;
use Rector\Core\ValueObject\PhpVersionFeature ;
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use Rector\VersionBonding\Contract\MinPhpVersionInterface ;
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use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample ;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition ;
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/**
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* @ changelog https :// wiki . php . net / rfc / class_name_literal_on_object
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*
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* @ see \Rector\Tests\Php80\Rector\FuncCall\ClassOnObjectRector\ClassOnObjectRectorTest
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*/
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final class ClassOnObjectRector extends \Rector\Core\Rector\AbstractRector implements \Rector\VersionBonding\Contract\MinPhpVersionInterface
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{
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public function getRuleDefinition () : \Symplify\RuleDocGenerator\ValueObject\RuleDefinition
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{
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return new \Symplify\RuleDocGenerator\ValueObject\RuleDefinition ( 'Change get_class($object) to faster $object::class' , [ new \Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample ( <<< 'CODE_SAMPLE'
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class SomeClass
{
public function run ( $object )
{
return get_class ( $object );
}
}
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CODE_SAMPLE
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, <<< 'CODE_SAMPLE'
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class SomeClass
{
public function run ( $object )
{
return $object :: class ;
}
}
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CODE_SAMPLE
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)]);
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}
/**
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* @ return array < class - string < Node >>
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*/
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public function getNodeTypes () : array
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{
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return [ \PhpParser\Node\Expr\FuncCall :: class ];
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}
/**
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* @ param \PhpParser\Node $node
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*/
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public function refactor ( $node ) : ? \PhpParser\Node
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{
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if ( ! $this -> nodeNameResolver -> isName ( $node , 'get_class' )) {
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return null ;
}
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if ( ! isset ( $node -> args [ 0 ])) {
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return new \PhpParser\Node\Expr\ClassConstFetch ( new \PhpParser\Node\Name ( 'self' ), 'class' );
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}
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if ( ! $node -> args [ 0 ] instanceof \PhpParser\Node\Arg ) {
return null ;
}
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$object = $node -> args [ 0 ] -> value ;
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return new \PhpParser\Node\Expr\ClassConstFetch ( $object , 'class' );
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}
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public function provideMinPhpVersion () : int
{
return \Rector\Core\ValueObject\PhpVersionFeature :: CLASS_ON_OBJECT ;
}
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}