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Re:LALRPOP, an LR(1) parser generator for Rust by ibraheemdev on Monday January 25, 2021 @02:03PM (#25907205)
I believe there is a work in progress implementation of a proc-macro interface for lalrpop here [0]

0: https://github.com/dtolnay/lalrproc

Re:LALRPOP, an LR(1) parser generator for Rust by conradludgate on Monday January 25, 2021 @02:25PM (#25907546)
Not saying it's ever sensible to go against dtolnay and his infinite wisdom when it comes to proc macros, but I think i might create my own alternative implementation. I'm not sure though, I'll need to play around with lalrpop some more first and figure out some complex scenarios before I decide