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<?php |
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namespace Tonic\Component\Reflection; |
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use Doctrine\Common\Annotations\PhpParser; |
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use phpDocumentor\Reflection\DocBlock; |
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use phpDocumentor\Reflection\DocBlock\Tag\ReturnTag; |
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use phpDocumentor\Reflection\DocBlock\Tag\VarTag; |
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/** |
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* Resolves types by comments. |
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*/ |
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class TypeResolver |
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{ |
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/** |
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* @var PhpParser |
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*/ |
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private $phpParser; |
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/** |
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* @param PhpParser $phpParser |
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*/ |
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public function __construct(PhpParser $phpParser) |
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{ |
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$this->phpParser = $phpParser; |
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} |
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/** |
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* @param \ReflectionProperty $reflectionProperty |
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* |
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* @return null|string |
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*/ |
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public function resolvePropertyType(\ReflectionProperty $reflectionProperty) |
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{ |
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return $this->resolveElementType($reflectionProperty, 'var'); |
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} |
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/** |
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* @param \ReflectionFunctionAbstract $reflectionFunction |
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* |
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* @return string |
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*/ |
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public function resolveFunctionReturnType(\ReflectionFunctionAbstract $reflectionFunction) |
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{ |
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$this->resolveElementType($reflectionFunction, 'return'); |
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} |
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/** |
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* @param \Reflector $reflector |
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* @param string $tagName |
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* |
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* @return string|null |
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*/ |
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public function resolveElementType(\Reflector $reflector, $tagName) |
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{ |
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$docBlock = new DocBlock($reflector); |
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$returnTags = $docBlock->getTagsByName($tagName); |
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/** @var ReturnTag $returnTag */ |
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$returnTag = reset($returnTags); |
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$type = $returnTag->getType(); |
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$isCollection = false; |
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if ($extractedType = $this->extractTypeFromCollectionType($type)) { |
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$isCollection = true; |
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$type = $extractedType; |
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} |
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if (static::isTypeObject($type) && ($reflector instanceof \ReflectionMethod || $reflector instanceof \ReflectionProperty)) { |
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$type = $this->resolveClassName($type, $reflector->getDeclaringClass()); |
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} |
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return $type.($isCollection ? '[]' : ''); |
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} |
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/** |
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* @param string $type |
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* |
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* @return bool |
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*/ |
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protected function isTypeObject($type) |
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{ |
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switch (strtolower($type)) { |
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case 'int': |
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case 'integer': |
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case 'string': |
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case 'array': |
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case 'float': |
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case 'double': |
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case 'real': |
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case 'bool': |
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case 'boolean': |
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case 'resource': |
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case 'mixed': |
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case 'null': |
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case 'long': |
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case 'numeric': |
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case 'callable': |
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return false; |
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default: |
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return true; |
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} |
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} |
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private function resolveClassName($type, \ReflectionClass $usingClass) |
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{ |
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if (strpos($type, '\\') === 0 && class_exists($type)) { |
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return $type; |
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} |
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if (strpos($type, '\\') === 0) { |
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$type = substr($type, 1); |
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} |
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$aliases = $this->phpParser->parseClass($usingClass); |
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$alias = strtolower($type); |
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if (!isset($aliases[$alias])) { |
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return $usingClass->getNamespaceName().'\\'.$type; |
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} |
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return $aliases[$alias]; |
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} |
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/** |
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* @param string $type |
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* |
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* @return string|null |
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*/ |
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public function extractTypeFromCollectionType($type) |
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{ |
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if (($pos = strpos($type, '[')) !== false) { |
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$type = substr($type, 0, $pos); |
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return $type; |
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} |
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return null; |
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} |
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} |
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tonicforhealth /
json-rpc
