Exception when using nullable types

[felixfbecker]

From @androlets on February 8, 2017 16:3

After latest extension update (v1.1.1) a get this error when i hover over methods

Message: ErrorException: Object of class PhpParser\Node\NullableType could not be converted to string in .vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/DefinitionResolver.php:759

#0 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/DefinitionResolver.php(759): {closure}(4096, 'Object of class...', '/home/andrejs/....', 759, Array)
#1 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/DefinitionResolver.php(131): LanguageServer\DefinitionResolver->getTypeFromNode(Object(PhpParser\Node\Stmt\ClassMethod))
#2 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/NodeVisitor/DefinitionCollector.php(45): LanguageServer\DefinitionResolver->createDefinitionFromNode(Object(PhpParser\Node\Stmt\ClassMethod), 'Skus\\Zone->tari...')
#3 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(159): LanguageServer\NodeVisitor\DefinitionCollector->enterNode(Object(PhpParser\Node\Stmt\ClassMethod))
#4 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(101): PhpParser\NodeTraverser->traverseArray(Array)
#5 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(171): PhpParser\NodeTraverser->traverseNode(Object(PhpParser\Node\Stmt\Class_))
#6 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(101): PhpParser\NodeTraverser->traverseArray(Array)
#7 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(171): PhpParser\NodeTraverser->traverseNode(Object(PhpParser\Node\Stmt\Namespace_))
#8 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(85): PhpParser\NodeTraverser->traverseArray(Array)
#9 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/PhpDocument.php(205): PhpParser\NodeTraverser->traverse(Array)
#10 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/PhpDocument.php(119): LanguageServer\PhpDocument->updateContent('<?php\ndeclare(s...')
#11 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/PhpDocumentLoader.php(134): LanguageServer\PhpDocument->__construct('file:///home/an...', '<?php\ndeclare(s...', Object(LanguageServer\Index\Index), Object(LanguageServer\Parser), Object(phpDocumentor\Reflection\DocBlockFactory), Object(LanguageServer\DefinitionResolver))
#12 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/src/PhpDocumentLoader.php(113): LanguageServer\PhpDocumentLoader->create('file:///home/an...', '<?php\ndeclare(s...')
#13 [internal function]: LanguageServer\PhpDocumentLoader->LanguageServer\{closure}()
#14 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/sabre/event/lib/coroutine.php(70): Generator->send('<?php\ndeclare(s...')
#15 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/sabre/event/lib/Promise.php(242): Sabre\Event\{closure}('<?php\ndeclare(s...')
#16 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/sabre/event/lib/Loop/Loop.php(261): Sabre\Event\Promise->Sabre\Event\{closure}()
#17 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/sabre/event/lib/Loop/Loop.php(215): Sabre\Event\Loop\Loop->runNextTicks()
#18 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/sabre/event/lib/Loop/Loop.php(194): Sabre\Event\Loop\Loop->tick(true)
#19 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/sabre/event/lib/Loop/functions.php(122): Sabre\Event\Loop\Loop->run()
#20 /home/andrejs/.vscode/extensions/felixfbecker.php-intellisense-1.1.1/vendor/felixfbecker/language-server/bin/php-language-server.php(102): Sabre\Event\Loop\run()
#21 {main}

Copied from original issue: felixfbecker/vscode-php-intellisense#69

[felixfbecker]

From @androlets on February 8, 2017 16:11

I noticed that this happens in files where declare(strict_types=1); directive is used

[sebastiandedeyne]

Sorry for the duplicate. Fyi, in my case `declare(strict_types=1); isn't used.

[euskadi31]

I have same problem with PHP IntelliSense 1.1.4

[Error - 3:45:04 PM] Request textDocument/hover failed.
  Message: ErrorException: Object of class PhpParser\Node\NullableType could not be converted to string in /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/DefinitionResolver.php:749
Stack trace:
#0 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/DefinitionResolver.php(749): {closure}(4096, 'Object of class...', '/Users/aetcheve...', 749, Array)
#1 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/DefinitionResolver.php(440): LanguageServer\DefinitionResolver->getTypeFromNode(Object(PhpParser\Node\Param))
#2 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/DefinitionResolver.php(246): LanguageServer\DefinitionResolver->resolveExpressionNodeToType(Object(PhpParser\Node\Expr\Variable))
#3 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/NodeVisitor/ReferencesCollector.php(38): LanguageServer\DefinitionResolver->resolveReferenceNodeToFqn(Object(PhpParser\Node\Expr\MethodCall))
#4 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(108): LanguageServer\NodeVisitor\ReferencesCollector->enterNode(Object(PhpParser\Node\Expr\MethodCall))
#5 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(171): PhpParser\NodeTraverser->traverseNode(Object(PhpParser\Node\Expr\Assign))
#6 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(101): PhpParser\NodeTraverser->traverseArray(Array)
#7 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(171): PhpParser\NodeTraverser->traverseNode(Object(PhpParser\Node\Stmt\If_))
#8 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(101): PhpParser\NodeTraverser->traverseArray(Array)
#9 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(171): PhpParser\NodeTraverser->traverseNode(Object(PhpParser\Node\Stmt\ClassMethod))
#10 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(101): PhpParser\NodeTraverser->traverseArray(Array)
#11 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(171): PhpParser\NodeTraverser->traverseNode(Object(PhpParser\Node\Stmt\Class_))
#12 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(101): PhpParser\NodeTraverser->traverseArray(Array)
#13 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(171): PhpParser\NodeTraverser->traverseNode(Object(PhpParser\Node\Stmt\Namespace_))
#14 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/nikic/php-parser/lib/PhpParser/NodeTraverser.php(85): PhpParser\NodeTraverser->traverseArray(Array)
#15 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/PhpDocument.php(205): PhpParser\NodeTraverser->traverse(Array)
#16 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/PhpDocument.php(119): LanguageServer\PhpDocument->updateContent('<?php\nnamespace...')
#17 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/PhpDocumentLoader.php(134): LanguageServer\PhpDocument->__construct('file:///Users/a...', '<?php\nnamespace...', Object(LanguageServer\Index\Index), Object(LanguageServer\Parser), Object(phpDocumentor\Reflection\DocBlockFactory), Object(LanguageServer\DefinitionResolver))
#18 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/src/PhpDocumentLoader.php(113): LanguageServer\PhpDocumentLoader->create('file:///Users/a...', '<?php\nnamespace...')
#19 [internal function]: LanguageServer\PhpDocumentLoader->LanguageServer\{closure}()
#20 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/sabre/event/lib/coroutine.php(70): Generator->send('<?php\nnamespace...')
#21 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/sabre/event/lib/Promise.php(242): Sabre\Event\{closure}('<?php\nnamespace...')
#22 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/sabre/event/lib/Loop/Loop.php(261): Sabre\Event\Promise->Sabre\Event\{closure}()
#23 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/sabre/event/lib/Loop/Loop.php(215): Sabre\Event\Loop\Loop->runNextTicks()
#24 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/sabre/event/lib/Loop/Loop.php(194): Sabre\Event\Loop\Loop->tick(true)
#25 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/sabre/event/lib/Loop/functions.php(122): Sabre\Event\Loop\Loop->run()
#26 /Users/aetcheverry/.vscode/extensions/felixfbecker.php-intellisense-1.1.4/vendor/felixfbecker/language-server/bin/php-language-server.php(102): Sabre\Event\Loop\run()
#27 {main}

[FelikZ]

Same here, php v7.1

[SmoshySmosh]

+1 Any progress on this?

[freeman42x]

I am having same problem with Visual Studio Code using the latest HIE.

[FelikZ]

I think its fixed - works fine for me with latest everything.