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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Help out
- Issues
- Classic gotcha of mismatched input 'xyz' expecting 'xyz'
- do we need parse tree modification routines?
- for target authors: factor out the creation of error nodes and terminal nodes in the parser
- How can I disable or format the "Generated from" comment in antlr
- initial pass at a tree rewriter mechanism based up on existing visitors.
- Make creating parser/lexer/etc sequence easier
- Go target - Interfaces instead of ptr structs - Listeners and Visitors
- Semantic predicates does not work as expected with left recursion
- ANTLR Tool version 4.5.3 does not match the current runtime version 4.6
- Upgrade to 4.7.2 lead to change in parser behavior.
- Docs
- Java not yet supported