https://github.com/bakkot/cfgrammar-tool
GitHub - bakkot/cfgrammar-tool: Work with context-free grammars. Parsing, string generation, and...
Work with context-free grammars. Parsing, string generation, and manipulation. - bakkot/cfgrammar-tool
https://ecmascript-daily.github.io/2021/01/28/bakkot-do-expressions-v2
bakkot/do-expressions-v2 | ECMAScript Daily
Jan 28, 2021 - An ECMAScript proposal for do expression
expressionsecmascriptdaily