Description of problem: $ antlr4 -Dlanguage=TypeScript ./DataLens.g4 JavaScript works, TypeScript does not DataLens.g4 attached Version-Release number of selected component: antlr4-4.10.1-7.fc38 Additional info: reporter: libreport-2.17.11 kernel: 6.5.6-200.fc38.x86_64 cgroup: 0::/user.slice/user-1000.slice/user/app.slice/app-org.gnome.Terminal.slice/vte-spawn-c9652b40-2253-44f5-b2d5-0a5039ebecc6.scope uid: 1000 reason: Uncaught exception java.lang.NullPointerException in method org.antlr.v4.Tool.main() cmdline: /usr/lib/jvm/jre-17-openjdk/bin/java -agentpath:/usr/lib/abrt-java-connector/libabrt-java-connector.so=abrt=on, -classpath /usr/share/java/antlr4/antlr4.jar:/usr/share/java/antlr3-runtime.jar:/usr/share/java/antlr4/antlr4-runtime.jar:/usr/share/java/stringtemplate4/ST4.jar:/usr/share/java/treelayout/org.abego.treelayout.core.jar org.antlr.v4.Tool -Dlanguage=TypeScript DataLens.g4 executable: /usr/share/java/antlr4/antlr4.jar pid: 124638 abrt-java-connector: 1.3.2 java_executable: /usr/lib/jvm/java-17-openjdk-17.0.8.0.7-1.fc38.x86_64/bin/java package: antlr4-4.10.1-7.fc38 pkg_vendor: Fedora Project pkg_fingerprint: 809A 8D7C EB10 B464 runlevel: N 5 Truncated backtrace: Exception in thread "main" java.lang.NullPointerException: Cannot read field "tool" because "g" is null at org.antlr.v4.codegen.CodeGenerator.create(CodeGenerator.java:58) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/codegen/CodeGenerator.class] at org.antlr.v4.analysis.LeftRecursiveRuleAnalyzer.loadPrecRuleTemplates(LeftRecursiveRuleAnalyzer.java:87) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/analysis/LeftRecursiveRuleAnalyzer.class] at org.antlr.v4.analysis.LeftRecursiveRuleAnalyzer.<init>(LeftRecursiveRuleAnalyzer.java:76) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/analysis/LeftRecursiveRuleAnalyzer.class] at org.antlr.v4.analysis.LeftRecursiveRuleTransformer.translateLeftRecursiveRule(LeftRecursiveRuleTransformer.java:101) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/analysis/LeftRecursiveRuleTransformer.class] at org.antlr.v4.analysis.LeftRecursiveRuleTransformer.translateLeftRecursiveRules(LeftRecursiveRuleTransformer.java:71) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/analysis/LeftRecursiveRuleTransformer.class] at org.antlr.v4.semantics.SemanticPipeline.process(SemanticPipeline.java:71) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/semantics/SemanticPipeline.class] at org.antlr.v4.Tool.processNonCombinedGrammar(Tool.java:376) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/Tool.class] at org.antlr.v4.Tool.process(Tool.java:363) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/Tool.class] at org.antlr.v4.Tool.processGrammarsOnCommandLine(Tool.java:322) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/Tool.class] at org.antlr.v4.Tool.main(Tool.java:166) [jar:file:/usr/share/java/antlr4/antlr4.jar!/org/antlr/v4/Tool.class]
Created attachment 1994284 [details] File: os_info
Created attachment 1994285 [details] File: mountinfo
Created attachment 1994286 [details] File: open_fds
Created attachment 1994287 [details] File: namespaces
Created attachment 1994288 [details] File: environ
Created attachment 1994289 [details] File: jvm_environment
Created attachment 1994290 [details] File: backtrace
Created attachment 1994291 [details] File: cpuinfo
Created attachment 1994292 [details] File: DataLens.g4
There is no TypeScript code generator in antlr4 version 4.10.1, which is what we currently have in Fedora. The exception you got is because upstream didn't handle a missing code generator correctly. We need to update to version 4.11 or later to get that code generator. However, I have been unable to update due to bug 2224119. As soon as the Go packages can handle an update, I will proceed.
Fedora Linux 38 entered end-of-life (EOL) status on 2024-05-21. Fedora Linux 38 is no longer maintained, which means that it will not receive any further security or bug fix updates. As a result we are closing this bug. If you can reproduce this bug against a currently maintained version of Fedora Linux please feel free to reopen this bug against that version. Note that the version field may be hidden. Click the "Show advanced fields" button if you do not see the version field. If you are unable to reopen this bug, please file a new report against an active release. Thank you for reporting this bug and we are sorry it could not be fixed.