It seems like $title defined by $semanticData->getSubject()->getTitle() on line 59 can be null; however, SESP\AppFactory::newWikiPage() does not accept null, maybe add an additional type check?
Unless you are absolutely sure that the expression can never be null because of
other conditions, we strongly recommend to add an additional type check to your
code:
/** @return stdClass|null */functionmayReturnNull(){}functiondoesNotAcceptNull(stdClass$x){}// With potential error.functionwithoutCheck(){$x=mayReturnNull();doesNotAcceptNull($x);// Potential error here.}// Safe - Alternative 1functionwithCheck1(){$x=mayReturnNull();if(!$xinstanceofstdClass){thrownew\LogicException('$x must be defined.');}doesNotAcceptNull($x);}// Safe - Alternative 2functionwithCheck2(){$x=mayReturnNull();if($xinstanceofstdClass){doesNotAcceptNull($x);}}
Both the $myVar assignment in line 1 and the $higher assignment in line 2
are dead. The first because $myVar is never used and the second because
$higher is always overwritten for every possible time line.
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67
1
while ( $user ) {
68
//no anonymous users (hidden users are not returned)
Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: