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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the humbug/php-scoper package. |
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* |
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* Copyright (c) 2017 Théo FIDRY <[email protected]>, |
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* Pádraic Brady <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Humbug\PhpScoper\PhpParser\NodeVisitor\Resolver; |
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use Humbug\PhpScoper\PhpParser\Node\NamedIdentifier; |
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use Humbug\PhpScoper\PhpParser\NodeVisitor\ParentNodeAppender; |
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use PhpParser\Node\Identifier; |
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use PhpParser\Node\Name; |
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use PhpParser\Node\Name\FullyQualified; |
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use PhpParser\Node\Scalar\String_; |
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use PhpParser\Node\Stmt\Function_; |
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use PhpParser\NodeVisitor\NameResolver; |
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use function array_filter; |
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use function implode; |
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use function ltrim; |
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/** |
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* Attempts to resolve the identifier node into a fully qualified node. Returns a valid |
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* (non fully-qualified) name node on failure. |
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* |
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* @private |
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*/ |
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final class IdentifierResolver |
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{ |
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private NameResolver $nameResolver; |
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public function __construct(NameResolver $nameResolver) |
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{ |
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$this->nameResolver = $nameResolver; |
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} |
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public function resolveIdentifier(Identifier $identifier): Name |
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{ |
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$resolvedName = $identifier->getAttribute('resolvedName'); |
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if (null !== $resolvedName) { |
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return $resolvedName; |
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} |
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$parentNode = ParentNodeAppender::getParent($identifier); |
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if ($parentNode instanceof Function_) { |
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return $this->resolveFunctionIdentifier($identifier); |
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} |
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$name = NamedIdentifier::create($identifier); |
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return $this->nameResolver |
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->getNameContext() |
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->getResolvedClassName($name); |
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} |
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public function resolveString(String_ $string): Name |
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{ |
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$name = new FullyQualified( |
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ltrim($string->value, '\\'), |
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$string->getAttributes(), |
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); |
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return $this->nameResolver |
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->getNameContext() |
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->getResolvedClassName($name); |
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} |
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private function resolveFunctionIdentifier(Identifier $identifier): Name |
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{ |
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$nameParts = array_filter([ |
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$this->nameResolver->getNameContext()->getNamespace(), |
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$identifier->toString(), |
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]); |
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return new FullyQualified( |
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implode( |
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'\\', |
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$nameParts, |
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), |
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$identifier->getAttributes(), |
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); |
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} |
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} |
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humbug /
php-scoper
