|
public getFunctionByFQSEN ( |
||
| $fqsen | The FQSEN of a function to get | |
| return | A function 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());
}
}
}
/**
* @return Method
*/
public function getClosure() : Func
{
$closure_fqsen = FullyQualifiedFunctionName::fromClosureInContext($this->context);
if (!$this->code_base->hasFunctionWithFQSEN($closure_fqsen)) {
throw new CodeBaseException($closure_fqsen, "Could not find closure {$closure_fqsen}");
}
return $this->code_base->getFunctionByFQSEN($closure_fqsen);
}
/**
* @return Func[]|\Generator
* The set of all alternates to this function
*/
public function alternateGenerator(CodeBase $code_base) : \Generator
{
$alternate_id = 0;
$fqsen = $this->getFQSEN();
while ($code_base->hasFunctionWithFQSEN($fqsen)) {
(yield $code_base->getFunctionByFQSEN($fqsen));
$fqsen = $fqsen->withAlternateId(++$alternate_id);
}
}
/**
* @param CodeBase $code_base
* The code base from which to retrieve the element
*
* @return Method
* Get the closure in this scope or fail real hard
*/
public function getClosureInScope(CodeBase $code_base) : Func
{
assert($this->isClosureScope(), "Must be in closure scope to get closure. Actually in {$this}");
return $code_base->getFunctionByFQSEN($this->getClosureFQSEN());
}
/**
* @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");
}