getMethodByFQSEN() public method

public getMethodByFQSEN ( FullyQualifiedMethodName $fqsen ) : Method
$fqsen Phan\Language\FQSEN\FullyQualifiedMethodName The FQSEN of a method to get
return Phan\Language\Element\Method A method with the given FQSEN
 /**
  * Check to see if the given Clazz is a duplicate
  *
  * @return null
  */
 public static function analyzeDuplicateFunction(CodeBase $code_base, FunctionInterface $method)
 {
     $fqsen = $method->getFQSEN();
     if (!$fqsen->isAlternate()) {
         return;
     }
     $original_fqsen = $fqsen->getCanonicalFQSEN();
     if ($original_fqsen instanceof FullyQualifiedFunctionName) {
         if (!$code_base->hasFunctionWithFQSEN($original_fqsen)) {
             return;
         }
         $original_method = $code_base->getFunctionByFQSEN($original_fqsen);
     } else {
         if (!$code_base->hasMethodWithFQSEN($original_fqsen)) {
             return;
         }
         $original_method = $code_base->getMethodByFQSEN($original_fqsen);
     }
     $method_name = $method->getName();
     if (!$method->hasSuppressIssue(Issue::RedefineFunction)) {
         if ($original_method->isInternal()) {
             Issue::maybeEmit($code_base, $method->getContext(), Issue::RedefineFunctionInternal, $method->getFileRef()->getLineNumberStart(), $method_name, $method->getFileRef()->getFile(), $method->getFileRef()->getLineNumberStart());
         } else {
             Issue::maybeEmit($code_base, $method->getContext(), Issue::RedefineFunction, $method->getFileRef()->getLineNumberStart(), $method_name, $method->getFileRef()->getFile(), $method->getFileRef()->getLineNumberStart(), $original_method->getFileRef()->getFile(), $original_method->getFileRef()->getLineNumberStart());
         }
     }
 }
Beispiel #2
0
 /**
  * @return Method[]|\Generator
  * The set of all alternates to this method
  */
 public function alternateGenerator(CodeBase $code_base) : \Generator
 {
     $alternate_id = 0;
     $fqsen = $this->getFQSEN();
     while ($code_base->hasMethodWithFQSEN($fqsen)) {
         (yield $code_base->getMethodByFQSEN($fqsen));
         $fqsen = $fqsen->withAlternateId(++$alternate_id);
     }
 }
Beispiel #3
0
 /**
  * @param CodeBase $code_base
  * The global code base holding all state
  *
  * @return FunctionInterface
  * Get the method in this scope or fail real hard
  */
 public function getMethodInScope(CodeBase $code_base) : FunctionInterface
 {
     assert($this->isMethodScope(), "Must be in method scope to get method. Actually in {$this}");
     return $this->getMethodFQSEN() instanceof FullyQualifiedFunctionName ? $code_base->getFunctionByFQSEN($this->getMethodFQSEN()) : $code_base->getMethodByFQSEN($this->getMethodFQSEN());
 }
Beispiel #4
0
 /**
  * Add a method to this class
  *
  * @param CodeBase $code_base
  * A reference to the code base in which the ancestor exists
  *
  * @param Method $method
  * The method to copy onto this class
  *
  * @param Option<Type>|None $type_option
  * A possibly defined type used to define template
  * parameter types when importing the method
  *
  * @return null
  */
 public function addMethod(CodeBase $code_base, Method $method, $type_option)
 {
     $method_fqsen = FullyQualifiedMethodName::make($this->getFQSEN(), $method->getName(), $method->getFQSEN()->getAlternateId());
     // Don't overwrite overridden methods with
     // parent methods
     if ($code_base->hasMethodWithFQSEN($method_fqsen)) {
         // Note that we're overriding something
         $existing_method = $code_base->getMethodByFQSEN($method_fqsen);
         $existing_method->setIsOverride(true);
         // Don't add the method
         return;
     }
     if ($method->getFQSEN() !== $method_fqsen) {
         $method = clone $method;
         $method->setDefiningFQSEN($method->getFQSEN());
         $method->setFQSEN($method_fqsen);
         // If we have a parent type defined, map the method's
         // return type and parameter types through it
         if ($type_option->isDefined()) {
             // Map the method's return type
             if ($method->getUnionType()->hasTemplateType()) {
                 $method->setUnionType($method->getUnionType()->withTemplateParameterTypeMap($type_option->get()->getTemplateParameterTypeMap($code_base)));
             }
             // Map each method parameter
             $method->setParameterList(array_map(function (Parameter $parameter) use($type_option, $code_base) : Parameter {
                 if (!$parameter->getUnionType()->hasTemplateType()) {
                     return $parameter;
                 }
                 $mapped_parameter = clone $parameter;
                 $mapped_parameter->setUnionType($mapped_parameter->getUnionType()->withTemplateParameterTypeMap($type_option->get()->getTemplateParameterTypeMap($code_base)));
                 return $mapped_parameter;
             }, $method->getParameterList()));
         }
     }
     if ($method->getHasYield()) {
         // There's no phpdoc standard for template types of Generators at the moment.
         $newType = UnionType::fromFullyQualifiedString('\\Generator');
         $oldType = $method->getUnionType();
         if (!$newType->canCastToUnionType($method->getUnionType())) {
             $method->setUnionType($newType);
         }
     }
     $code_base->addMethod($method);
 }
Beispiel #5
0
 /**
  * @return null
  */
 public function addMethod(CodeBase $code_base, Method $method)
 {
     $method_fqsen = FullyQualifiedMethodName::make($this->getFQSEN(), $method->getName());
     // Don't overwrite overridden methods with
     // parent methods
     if ($code_base->hasMethodWithFQSEN($method_fqsen)) {
         // Note that we're overriding something
         $existing_method = $code_base->getMethodByFQSEN($method_fqsen);
         $existing_method->setIsOverride(true);
         // Don't add the method
         return;
     }
     if ($method->getFQSEN() !== $method_fqsen) {
         $method = clone $method;
         $method->setFQSEN($method_fqsen);
     }
     $code_base->addMethod($method);
 }
Beispiel #6
0
 /**
  * @param CodeBase $code_base
  * The global code base holding all state
  *
  * @return Element\Func|Element\Method
  * Get the method in this scope or fail real hard
  */
 public function getFunctionLikeInScope(CodeBase $code_base) : FunctionInterface
 {
     assert($this->isInFunctionLikeScope(), "Must be in method scope to get method.");
     $fqsen = $this->getFunctionLikeFQSEN();
     if ($fqsen instanceof FullyQualifiedFunctionName) {
         assert($code_base->hasFunctionWithFQSEN($fqsen), "The function does not exist");
         return $code_base->getFunctionByFQSEN($fqsen);
     }
     if ($fqsen instanceof FullyQualifiedMethodName) {
         assert($code_base->hasMethodWithFQSEN($fqsen), "Method does not exist");
         return $code_base->getMethodByFQSEN($fqsen);
     }
     assert(false, "FQSEN must be for a function or method");
 }
Beispiel #7
0
 /**
  * Add a method to this class
  *
  * @param CodeBase $code_base
  * A reference to the code base in which the ancestor exists
  *
  * @param Method $method
  * The method to copy onto this class
  *
  * @param Option<Type> $type_option
  * A possibly defined type used to define template
  * parameter types when importing the method
  *
  * @return null
  */
 public function addMethod(CodeBase $code_base, Method $method, $type_option)
 {
     $method_fqsen = FullyQualifiedMethodName::make($this->getFQSEN(), $method->getName());
     // Don't overwrite overridden methods with
     // parent methods
     if ($code_base->hasMethodWithFQSEN($method_fqsen)) {
         // Note that we're overriding something
         $existing_method = $code_base->getMethodByFQSEN($method_fqsen);
         $existing_method->setIsOverride(true);
         // Don't add the method
         return;
     }
     if ($method->getFQSEN() !== $method_fqsen) {
         $method = clone $method;
         $method->setDefiningFQSEN($method->getFQSEN());
         $method->setFQSEN($method_fqsen);
         // If we have a parent type defined, map the method's
         // return type and parameter types through it
         if ($type_option->isDefined()) {
             // Map the method's return type
             if ($method->getUnionType()->hasTemplateType()) {
                 $method->setUnionType($method->getUnionType()->withTemplateParameterTypeMap($type_option->get()->getTemplateParameterTypeMap($code_base)));
             }
             // Map each method parameter
             $method->setParameterList(array_map(function (Parameter $parameter) use($type_option, $code_base) : Parameter {
                 if (!$parameter->getUnionType()->hasTemplateType()) {
                     return $parameter;
                 }
                 $mapped_parameter = clone $parameter;
                 $mapped_parameter->setUnionType($mapped_parameter->getUnionType()->withTemplateParameterTypeMap($type_option->get()->getTemplateParameterTypeMap($code_base)));
                 return $mapped_parameter;
             }, $method->getParameterList()));
         }
     }
     $code_base->addMethod($method);
 }