Uncaught TypeError: preg_replace(): Argument #3 ($subject) must be of type array|string, null given #5525
Description
Bug report
PHPstan crashes before analysis starts. No point in making a reproduction link for this.
I'm running PHP 8.0.9 and PHPstan 0.12.96
Uncaught TypeError: preg_replace(): Argument #3 ($subject) must be of type array|string, null given
Click to show stacktrace!
Uncaught TypeError: preg_replace(): Argument #3 ($subject) must be of type array|string, null given in phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/BetterReflection/SourceLocator/
OptimizedDirectorySourceLocator.php:168
#0 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/BetterReflection/SourceLocator/OptimizedDirectorySourceLocator.php(168): preg_replace()
#1 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/BetterReflection/SourceLocator/OptimizedDirectorySourceLocator.php(133): PHPStan\Reflection\BetterReflection\SourceLocator\Optimize
dDirectorySourceLocator->findSymbols()
#2 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/BetterReflection/SourceLocator/OptimizedDirectorySourceLocator.php(118): PHPStan\Reflection\BetterReflection\SourceLocator\Optimize
dDirectorySourceLocator->init()
#3 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/BetterReflection/SourceLocator/OptimizedDirectorySourceLocator.php(68): PHPStan\Reflection\BetterReflection\SourceLocator\Optimized
DirectorySourceLocator->findFilesByFunction()
#4 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/SourceLocator/Type/AggregateSourceLocator.php(31): PHPStan\Reflection\BetterReflection\SourceLocator\Opt
imizedDirectorySourceLocator->locateIdentifier()
#5 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/SourceLocator/Type/MemoizingSourceLocator.php(31): PHPStan\BetterReflection\SourceLocator\Type\Aggregate
SourceLocator->locateIdentifier()
#6 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/Reflector/FunctionReflector.php(34): PHPStan\BetterReflection\SourceLocator\Type\MemoizingSourceLocator-
>locateIdentifier()
#7 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/BetterReflection/Reflector/MemoizingFunctionReflector.php(29): PHPStan\BetterReflection\Reflector\FunctionReflector->reflect()
#8 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/SignatureMap/NativeFunctionReflectionProvider.php(92): PHPStan\Reflection\BetterReflection\Reflector\MemoizingFunctionReflector->re
flect()
#9 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/Runtime/RuntimeReflectionProvider.php(166): PHPStan\Reflection\SignatureMap\NativeFunctionReflectionProvider->findFunctionReflectio
n()
#10 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/ReflectionProvider/ClassBlacklistReflectionProvider.php(123): PHPStan\Reflection\Runtime\RuntimeReflectionProvider->getFunction()
#11 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/ReflectionProvider/ChainReflectionProvider.php(88): PHPStan\Reflection\ReflectionProvider\ClassBlacklistReflectionProvider->getFun
ction()
#12 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/ReflectionProvider/MemoizingReflectionProvider.php(63): PHPStan\Reflection\ReflectionProvider\ChainReflectionProvider->getFunction
()
#13 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/MutatingScope.php(1552): PHPStan\Reflection\ReflectionProvider\MemoizingReflectionProvider->getFunction()
#14 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/MutatingScope.php(441): PHPStan\Analyser\MutatingScope->resolveType()
#15 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/MutatingScope.php(697): PHPStan\Analyser\MutatingScope->getType()
#16 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/MutatingScope.php(441): PHPStan\Analyser\MutatingScope->resolveType()
#17 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(1344): PHPStan\Analyser\MutatingScope->getType()
#18 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(459): PHPStan\Analyser\NodeScopeResolver->findEarlyTerminatingExpr()
#19 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(258): PHPStan\Analyser\NodeScopeResolver->processStmtNode()
#20 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(423): PHPStan\Analyser\NodeScopeResolver->processStmtNodes()
#21 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(258): PHPStan\Analyser\NodeScopeResolver->processStmtNode()
#22 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(507): PHPStan\Analyser\NodeScopeResolver->processStmtNodes()
#23 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(258): PHPStan\Analyser\NodeScopeResolver->processStmtNode()
#24 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(473): PHPStan\Analyser\NodeScopeResolver->processStmtNodes()
#25 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/NodeScopeResolver.php(226): PHPStan\Analyser\NodeScopeResolver->processStmtNode()
#26 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/FileAnalyser.php(149): PHPStan\Analyser\NodeScopeResolver->processNodes()
#27 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/Analyser.php(52): PHPStan\Analyser\FileAnalyser->analyseFile()
#28 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Command/AnalyserRunner.php(56): PHPStan\Analyser\Analyser->analyse()
#29 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Command/AnalyseApplication.php(148): PHPStan\Command\AnalyserRunner->runAnalyser()
#30 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Command/AnalyseApplication.php(79): PHPStan\Command\AnalyseApplication->runAnalyser()
#31 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Command/AnalyseCommand.php(157): PHPStan\Command\AnalyseApplication->analyse()
#32 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Command/Command.php(228): PHPStan\Command\AnalyseCommand->execute()
#33 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Application.php(856): _PHPStan_68495e8a9\Symfony\Component\Console\Command\Command->run()
#34 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Application.php(237): _PHPStan_68495e8a9\Symfony\Component\Console\Application->doRunCommand()
#35 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/symfony/console/Application.php(138): _PHPStan_68495e8a9\Symfony\Component\Console\Application->doRun()
#36 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/bin/phpstan(82): _PHPStan_68495e8a9\Symfony\Component\Console\Application->run()
#37 phar:///home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan.phar/bin/phpstan(83): _PHPStan_68495e8a9\{closure}()
#38 /home/bram/src/Faker/vendor-bin/phpstan/vendor/phpstan/phpstan/phpstan(8): require('...')
#39 {main}
Code snippet that reproduces the problem
Not applicable since PHPstan crashes before analysing files.
Expected output
Static code analysis of the code base.
Did PHPStan help you today? Did it make you happy in any way?
Not today but it has helped me catch a lot of type errors in one of my projects!