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NPE in ConstantVisitor._getConstantValue #35241

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jelly-cai opened this issue Nov 22, 2018 · 2 comments
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NPE in ConstantVisitor._getConstantValue #35241

jelly-cai opened this issue Nov 22, 2018 · 2 comments
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@scheglov
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area-analyzer Use area-analyzer for Dart analyzer issues, including the analysis server and code completion. P1 A high priority bug; for example, a single project is unusable or has many test failures type-bug Incorrect behavior (everything from a crash to more subtle misbehavior)

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Analyzer Feedback from IntelliJ

Version information

  • IDEA AI-181.5540.7.32.5056338
  • 2.1.0-edge.bf26f760b1bb3d5fea6bda110f6a17b590364120
  • AI-181.5540.7.32.5056338, JRE 1.8.0_152-release-1136-b06x64 JetBrains s.r.o, OS Windows 7(amd64) v6.1 Service Pack 1, screens 1920x1080, 1920x1080

Exception

Please append the contents of:
file://C:\Users\Administrator.USER-20180228II\AppData\Local\Temp\report.txt

Dart analysis server, SDK version 2.1.0-edge.bf26f760b1bb3d5fea6bda110f6a17b590364120, server version 1.20.5, error: Analysis failed: C:\Users\Administrator.USER-20180228II\AndroidStudioProjects\flutter_v2ex\lib\html\html_widget.dart context: exception_20181122_153926_096
NoSuchMethodError: The getter 'value' was called on null.
Receiver: null
Tried calling: value
#0      Object.noSuchMethod (dart:core/runtime/libobject_patch.dart:50:5)
#1      ConstantVisitor._getConstantValue (package:analyzer/src/dart/constant/evaluation.dart:1519:51)
#2      ConstantVisitor.visitPrefixedIdentifier (package:analyzer/src/dart/constant/evaluation.dart:1395:12)
#3      PrefixedIdentifierImpl.accept (package:analyzer/src/dart/ast/ast.dart:9033:49)
#4      ConstantVerifier._validateFieldInitializers (package:analyzer/src/dart/constant/constant_verifier.dart:547:49)
#5      ConstantVerifier.visitConstructorDeclaration (package:analyzer/src/dart/constant/constant_verifier.dart:109:7)
#6      ConstructorDeclarationImpl.accept (package:analyzer/src/dart/ast/ast.dart:2932:15)
#7      NodeListImpl.accept (package:analyzer/src/dart/ast/ast.dart:8324:20)
#8      ClassDeclarationImpl.visitChildren (package:analyzer/src/dart/ast/ast.dart:1781:13)
#9      R
@vsmenon vsmenon added the area-analyzer Use area-analyzer for Dart analyzer issues, including the analysis server and code completion. label Nov 29, 2018
@stereotype441 stereotype441 changed the title unknow exception NPE in ConstantVisitor._getConstantValue Nov 29, 2018
@stereotype441 stereotype441 added P2 A bug or feature request we're likely to work on type-bug Incorrect behavior (everything from a crash to more subtle misbehavior) labels Nov 29, 2018
@stereotype441 stereotype441 mentioned this issue Nov 30, 2018
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@stereotype441 stereotype441 added P1 A high priority bug; for example, a single project is unusable or has many test failures and removed P2 A bug or feature request we're likely to work on labels Nov 30, 2018
@scheglov scheglov self-assigned this Dec 4, 2018
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scheglov commented Dec 4, 2018

https://dart-review.googlesource.com/c/sdk/+/86080

@scheglov scheglov closed this as completed Dec 4, 2018
@scheglov scheglov reopened this Dec 4, 2018
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scheglov commented Dec 4, 2018

https://dart-review.googlesource.com/c/sdk/+/86100

@scheglov scheglov closed this as completed Dec 5, 2018
dart-bot pushed a commit that referenced this issue Dec 5, 2018
@scheglov
Issue 35241. Fix for NPE when the referenced constant variable does n…
abcf0a6 
…ot have initializer.

R=brianwilkerson@google.com

Bug: #35241
Change-Id: I406a44467bf3ed2463e8a24c52c45e228c9b6dfa
Reviewed-on: https://dart-review.googlesource.com/c/86100
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
This was referenced Dec 12, 2018
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@stereotype441 stereotype441 mentioned this issue Dec 28, 2018
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@stereotype441 stereotype441 mentioned this issue Feb 19, 2019
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@srawlins srawlins mentioned this issue Sep 6, 2019
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@scheglov scheglov

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area-analyzer Use area-analyzer for Dart analyzer issues, including the analysis server and code completion. P1 A high priority bug; for example, a single project is unusable or has many test failures type-bug Incorrect behavior (everything from a crash to more subtle misbehavior)
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@stereotype441 @scheglov @vsmenon @jelly-cai