Check out how neovim works with the various backends. F# has the FSAC (F# Auto Completion) that calls to a running mono process for auto-completion, syntastic/t

Check out how neovim works with the various backends. F# has the FSAC (F# Auto Completion) that calls to a running mono process for auto-completion, syntastic/type checking, etc. It's also how the Ionide plugin for VSCode works. Really awesome work.