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NPE when reranking completion suggestions #37975

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lambdabaa opened this issue Aug 22, 2019 · 0 comments
Closed

NPE when reranking completion suggestions #37975

lambdabaa opened this issue Aug 22, 2019 · 0 comments
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@lambdabaa
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analyzer-crash-report Issues which have been reported due to an analysis server crash 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

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@lambdabaa
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Please add this content to a new buganizer issue.
Analyzer Feedback from IntelliJ
Version information

  • IDEA IU-191.7141.44
  • Dart SDK 2.5.0-dev.2.0
  • IU-191.7141.44, JRE 1.8.0_202-release-1483-b49x64 JetBrains s.r.o, OS Linux(amd64) v4.19.37-5+deb10u1rodete1-amd64, screens 3824x2151, 1200x1920

Exception
Dart analysis server, SDK version 2.5.0-dev.2.0, server version 1.27.2, error: Failed to handle completion domain request: {id: 5578, method: completion.getSuggestions, ...}
NoSuchMethodError: The getter 'isSynthetic' was called on null.
Receiver: null
Tried calling: isSynthetic
#0 Object.noSuchMethod (dart:core-patch/object_patch.dart:51:5)
#1 isTokenDot (package:analysis_server/src/services/completion/dart/completion_ranking_internal.dart:139:17)
#2 testFollowingDot (package:analysis_server/src/services/completion/dart/completion_ranking_internal.dart:144:31)
#3 CompletionRanking.rerank (package:analysis_server/src/services/completion/dart/completion_ranking.dart:133:33)

#4 DartCompletionManager.computeSuggestions (package:analysis_server/src/services/completion/dart/completion_manager.dart:182:35)

#5 CompletionDomainHandler.computeSuggestions (package:analysis_server/src/domain_completion.dart:122:42)

#6 CompletionDomainHandler.processRequest (package:analysis_server/src/domain_completion.dart:392:5)

#7 CompletionDomainHandler.handleRequest. (package:analysis_server/src/domain_completion.dart:282:9)
#8 _rootRun (dart:async/zone.dart:1124:13)
#9 _CustomZone.run (dart:async/zone.dart:1021:19)
#10 _runZoned (dart:async/zone.dart:1516:10)
#11 runZoned (dart:async/zone.dart:1500:12)
#12 CompletionDomainHandler.handleRequest (package:analysis_server/src/domain_completion.dart:275:12)
#13 AnalysisServ params: {file: /google/src/cloud/rkj/hgawn/google3/ads/awapps2/awsm/client/skinny_nav/lib/simple_feedback.dart, offset: 2529}, clientRequestTime: 1566501932424}er.handleRequest.. (package:analysis_server/src/analysis_server.dart:325:45)
#14 _PerformanceTagImpl.makeCurrentWhile (package:analyzer/src/generated/utilities_general.dart:258:15)
#15 AnalysisServer.handleRequest. (package:analysis_server/src/analysis_server.dart:321:50)
#16 _rootRun (dart:async/zone.dart:1124:13)
#17 _CustomZone.run (dart:async/zone.dart:1021:19)
#18 _runZoned (dart:async/zone.dart:1516:10)
#19 runZoned (dart:async/zone.dart:1500:12)
#20 AnalysisServer.handleRequest (package:analysis_server/src/analysis_server.dart:320:5)
#21 ByteStreamServerChannel._readRequest. (package:analysis_server/src/channel/byte_stream_channel.dart:174:16)
#22 _PerformanceTagImpl.makeCurrentWhile (package:analyzer/src/generated/utilities_general.dart:258:15)
#23 ByteStreamServerChannel._readRequest (package:analysis_server/src/channel/byte_stream_channel.dart:165:47)
#24 ByteStreamServerChannel.listen. (package:analysis_server/src/channel/byte_stream_channel.dart:110:26)
#25 _rootRunUnary (dart:async/zone.dart:1132:38)
#26 _CustomZone.runUnary (dart:async/zone.dart:1029:19)
#27 _CustomZone.runUnaryGuarded (dart:async/zone.dart:931:7)
#28 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:336:11)
#29 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:263:7)
#30 _SinkTransformerStreamSubscription._add (dart:async/stream_transformers.dart:68:11)
#31 _EventSinkWrapper.add (dart:async/stream_transformers.dart:15:11)
#32 _StringAdapterSink.add (dart:convert/string_conversion.dart:236:11)
#33 _LineSplitterSink._addLines (dart:convert/line_splitter.dart:150:13)
#34 _LineSplitterSink.addSlice (dart:convert/line_splitter.dart:125:5)
#35 StringConversionSinkMixin.add (dart:convert/string_conversion.dart:163:5)
#36 _SinkTransformerStreamSubscription._handleData (dart:async/stream_transformers.dart:120:24)
#37 _rootRunUnary (dart:async/zone.dart:1132:38)
#38 _CustomZone.runUnary (dart:async/zone.dart:1029:19)
#39 _CustomZone.runUnaryGuarded (dart:async/zone.dart:931:7)
#40 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:336:11)
#41 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:263:7)
#42 _SinkTransformerStreamSubscription._add (dart:async/stream_transformers.dart:68:11)
#43 _EventSinkWrapper.add (dart:async/stream_transformers.dart:15:11)
#44 _StringAdapterSink.add (dart:convert/string_conversion.dart:236:11)
#45 _StringAdapterSink.addSlice (dart:convert/string_conversion.dart:241:7)
#46 _Utf8ConversionSink.addSlice (dart:convert/string_conversion.dart:312:20)
#47 _Utf8ConversionSink.add (dart:convert/string_conversion.dart:305:5)
#48 _ConverterStreamEventSink.add (dart:convert/chunked_conversion.dart:72:18)
#49 _SinkTransformerStreamSubscription._handleData (dart:async/stream_transformers.dart:120:24)
#50 _rootRunUnary (dart:async/zone.dart:1132:38)
#51 _CustomZone.runUnary (dart:async/zone.dart:1029:19)
#52 _CustomZone.runUnaryGuarded (dart:async/zone.dart:931:7)
#53 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:336:11)
#54 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:263:7)
#55 _SyncStreamController._sendData (dart:async/stream_controller.dart:764:19)
#56 _StreamController._add (dart:async/stream_controller.dart:640:7)
#57 _StreamController.add (dart:async/stream_controller.dart:586:5)
#58 _Socket._onData (dart:io-patch/socket_patch.dart:1789:41)
#59 _rootRunUnary (dart:async/zone.dart:1136:13)
#60 _CustomZone.runUnary (dart:async/zone.dart:1029:19)
#61 _CustomZone.runUnaryGuarded (dart:async/zone.dart:931:7)
#62 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:336:11)
#63 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:263:7)
#64 _SyncStreamController._sendData (dart:async/stream_controller.dart:764:19)
#65 _StreamController._add (dart:async/stream_controller.dart:640:7)
#66 _StreamController.add (dart:async/stream_controller.dart:586:5)
#67 new _RawSocket. (dart:io-patch/socket_patch.dart:1337:33)
#68 _NativeSocket.issueReadEvent.issue (dart:io-patch/socket_patch.dart:858:14)
#69 _microtaskLoop (dart:async/schedule_microtask.dart:41:21)
#70 _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)
#71 _runPendingImmediateCallback (dart:isolate-patch/isolate_patch.dart:116:13)
#72 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:173:5)
@lambdabaa lambdabaa added P1 A high priority bug; for example, a single project is unusable or has many test failures area-analyzer Use area-analyzer for Dart analyzer issues, including the analysis server and code completion. analyzer-crash-report Issues which have been reported due to an analysis server crash labels Aug 22, 2019
@lambdabaa lambdabaa self-assigned this Aug 22, 2019
dart-bot pushed a commit that referenced this issue Aug 23, 2019
@lambdabaa
Defend against null tokens when constructing model completion ranking…
118831e 
… query

Bug: #37975
Change-Id: I606bdc339c5abd127c8231ec2f15ce4c0649ea4b
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114261
Reviewed-by: Brian Wilkerson <[email protected]>
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analyzer-crash-report Issues which have been reported due to an analysis server crash 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
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