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<?php |
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declare(strict_types=1); |
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namespace Humbug\PhpScoper\PhpParser; |
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use Humbug\PhpScoper\PhpParser\NodeVisitor\ParentNodeAppender; |
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use PhpParser\Node\Name; |
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use PhpParser\Node\Stmt\Use_; |
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use PhpParser\Node\Stmt\UseUse; |
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use UnexpectedValueException; |
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use function count; |
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use function get_class; |
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use function Safe\sprintf; |
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final class UseStmtName |
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{ |
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private Name $name; |
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public function __construct(Name $name) |
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{ |
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$this->name = $name; |
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} |
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public function contains(Name $resolvedName): bool |
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{ |
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return self::arrayStartsWith( |
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$resolvedName->parts, |
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$this->name->parts, |
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); |
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} |
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/** |
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* @param string[] $array |
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* @param string[] $start |
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*/ |
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private static function arrayStartsWith(array $array, array $start): bool |
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{ |
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$prefixLength = count($start); |
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for ($index = 0; $index < $prefixLength; ++$index) { |
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if (!isset($array[$index]) || $array[$index] !== $start[$index]) { |
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return false; |
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} |
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} |
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return true; |
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} |
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/** |
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* @return array{string|null, Use_::TYPE_*} |
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*/ |
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public function getUseStmtAliasAndType(): array |
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{ |
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$use = self::getUseNode($this->name); |
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$useParent = self::getUseParentNode($use); |
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$alias = $use->alias; |
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if (null !== $alias) { |
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$alias = (string) $alias; |
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} |
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return [ |
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$alias, |
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$useParent->type, |
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]; |
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} |
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private static function getUseNode(Name $name): UseUse |
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{ |
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$use = ParentNodeAppender::getParent($name); |
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if ($use instanceof UseUse) { |
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return $use; |
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} |
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// @codeCoverageIgnoreStart |
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throw new UnexpectedValueException( |
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sprintf( |
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'Unexpected use statement name parent "%s"', |
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get_class($use), |
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), |
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); |
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// @codeCoverageIgnoreEnd |
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} |
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private static function getUseParentNode(UseUse $use): Use_ |
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{ |
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$useParent = ParentNodeAppender::getParent($use); |
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if ($useParent instanceof Use_) { |
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return $useParent; |
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} |
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// @codeCoverageIgnoreStart |
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throw new UnexpectedValueException( |
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sprintf( |
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'Unexpected UseUse parent "%s"', |
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get_class($useParent), |
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), |
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); |
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// @codeCoverageIgnoreEnd |
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} |
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} |
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humbug /
php-scoper
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