References

Discussions

Reddit. Link Rust Analyzer author overall tips on implementation and list of features ranked from time-consuming to very-time-consuming, on the time scale of months/years.

LSPs written in Rust

Rust Analyzer. Link. Rust Analyzer itself. Enough said.

phpls-rs. Link. Archive of someone else's attempt at this exact problem without treesitter.

pylyzer. Link. Python LSP in Rust. Somewhat mature (in comparison with the PHP attempt), but still missing a large amount of features.