antlr4
https://github.com/antlr/antlr4
Java
ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.
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- Issues
- Antlr broken build if grammar is in subfolders
- OSS-Fuzz findings for antlr4
- Refactor code to be more readable
- C#: remove redundant functionality and upgrade Windows .NET to 462
- Syntax errors should all generate exceptions, by default
- Addition of unrelated, unused parser rule to grammar causes different parsing results
- Activate previously skipped tests in Go target.
- incorrect 'no viable alternative at input' error is throw
- Rules with single token generated as match calls sometimes. Hence rule action not invoked
- mismatched input '<EOF>' error when validation python comments
- Docs
- Java not yet supported