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antlr / intellij-plugin-v4

An IntelliJ plugin for ANTLR v4
https://plugins.jetbrains.com/plugin/7358-antlr-v4
BSD 3-Clause "New" or "Revised" License
462 stars 103 forks source link

Exception in plugin ANTLR v4(1.20) on IntelliJ IDEA 2023.1.3 #650

Closed neilotoole closed 12 months ago

neilotoole commented 1 year ago

IntelliJ version

IntelliJ IDEA 2023.1.3 (Ultimate Edition)

Build #IU-231.9161.38, built on June 19, 2023

Runtime version: 17.0.7+10-b829.16 aarch64
VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o.

OS

  "host": {
    "platform": "darwin",
    "arch": "arm64",
    "kernel": "Darwin",
    "kernel_version": "22.5.0",
    "variant": "macOS",
    "variant_version": "13.4"
  }

Stacktrace

java.lang.StringIndexOutOfBoundsException: String index out of range: 0
    at java.base/java.lang.StringLatin1.charAt(StringLatin1.java:48)
    at java.base/java.lang.String.charAt(String.java:1513)
    at org.antlr.intellij.plugin.structview.ANTLRv4StructureViewModel$1.lambda$getComparator$0(ANTLRv4StructureViewModel.java:30)
    at com.intellij.ide.util.treeView.smartTree.CachingChildrenTreeNode$CompositeComparator.compare(CachingChildrenTreeNode.java:79)
    at com.intellij.ide.util.treeView.smartTree.CachingChildrenTreeNode$CompositeComparator.compare(CachingChildrenTreeNode.java:67)
    at java.base/java.util.TimSort.countRunAndMakeAscending(TimSort.java:355)
    at java.base/java.util.TimSort.sort(TimSort.java:234)
    at java.base/java.util.Arrays.sort(Arrays.java:1307)
    at java.base/java.util.ArrayList.sort(ArrayList.java:1721)
    at com.intellij.ide.util.treeView.smartTree.CachingChildrenTreeNode.sortChildren(CachingChildrenTreeNode.java:91)
    at com.intellij.ide.util.treeView.smartTree.TreeElementWrapper.performTreeActions(TreeElementWrapper.java:63)
    at com.intellij.ide.util.treeView.smartTree.CachingChildrenTreeNode.rebuildSubtree(CachingChildrenTreeNode.java:208)
    at com.intellij.ide.util.treeView.smartTree.CachingChildrenTreeNode.ensureChildrenAreInitialized(CachingChildrenTreeNode.java:41)
    at com.intellij.ide.util.treeView.smartTree.CachingChildrenTreeNode.getChildren(CachingChildrenTreeNode.java:33)
    at com.intellij.ide.structureView.newStructureView.StructureViewComponent$MyNodeWrapper.getChildren(StructureViewComponent.java:841)
    at com.intellij.ide.util.treeView.smartTree.SmartTreeStructure.getChildElements(SmartTreeStructure.java:62)
    at com.intellij.ui.tree.StructureTreeModel.getValidChildren(StructureTreeModel.java:410)
    at com.intellij.ui.tree.StructureTreeModel.validateChildren(StructureTreeModel.java:328)
    at com.intellij.ui.tree.StructureTreeModel.getNode(StructureTreeModel.java:322)
    at com.intellij.ui.tree.StructureTreeModel.getChildren(StructureTreeModel.java:342)
    at com.intellij.ui.tree.AsyncTreeModel$CmdGetChildren.getNode(AsyncTreeModel.java:568)
    at com.intellij.ui.tree.AsyncTreeModel$Command.get(AsyncTreeModel.java:464)
    at com.intellij.ui.tree.AsyncTreeModel$Command.get(AsyncTreeModel.java:430)
    at com.intellij.util.concurrency.Invoker$Task.run(Invoker.java:304)
    at com.intellij.openapi.application.impl.ApplicationImpl.tryRunReadAction(ApplicationImpl.java:1102)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtils.lambda$runInReadActionWithWriteActionPriority$0(ProgressIndicatorUtils.java:72)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtilService.runActionAndCancelBeforeWrite(ProgressIndicatorUtilService.java:63)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtils.runActionAndCancelBeforeWrite(ProgressIndicatorUtils.java:129)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtils.lambda$runWithWriteActionPriority$1(ProgressIndicatorUtils.java:110)
    at com.intellij.openapi.progress.ProgressManager.lambda$runProcess$1(ProgressManager.java:70)
    at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:186)
    at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$executeProcessUnderProgress$13(CoreProgressManager.java:604)
    at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:679)
    at com.intellij.openapi.progress.impl.CoreProgressManager.computeUnderProgress(CoreProgressManager.java:635)
    at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:603)
    at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:60)
    at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:173)
    at com.intellij.openapi.progress.ProgressManager.runProcess(ProgressManager.java:70)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtils.runWithWriteActionPriority(ProgressIndicatorUtils.java:107)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtils.runInReadActionWithWriteActionPriority(ProgressIndicatorUtils.java:72)
    at com.intellij.util.concurrency.Invoker.invokeSafely(Invoker.java:187)
    at com.intellij.util.concurrency.Invoker.lambda$offerSafely$0(Invoker.java:165)
    at com.intellij.util.concurrency.Invoker$Background.lambda$offer$0(Invoker.java:431)
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    at com.intellij.util.concurrency.SchedulingWrapper$MyScheduledFutureTask.run(SchedulingWrapper.java:272)
    at com.intellij.util.concurrency.BoundedTaskExecutor.doRun(BoundedTaskExecutor.java:248)
    at com.intellij.util.concurrency.BoundedTaskExecutor.access$200(BoundedTaskExecutor.java:28)
    at com.intellij.util.concurrency.BoundedTaskExecutor$1.executeFirstTaskAndHelpQueue(BoundedTaskExecutor.java:221)
    at com.intellij.util.ConcurrencyUtil.runUnderThreadName(ConcurrencyUtil.java:227)
    at com.intellij.util.concurrency.BoundedTaskExecutor$1.run(BoundedTaskExecutor.java:210)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:702)
    at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:699)
    at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
    at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1.run(Executors.java:699)
    at java.base/java.lang.Thread.run(Thread.java:833)

Reproduce

The exception occurs when opening this grammar file in ANTRL Preview tool.

Symptoms

IntelliJ reports the exception. The Structure view shows loading... indefinitely.

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