YCM

gistfile1.txt

let g:ycm_language_server =                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
      \ [                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    
      \   {                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
      \     'name': 'rust',                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
      \     'cmdline': ['rust-analyzer'],                                                                                                                                                                                                                                                                                                                                                                                                                                                    
      \     'filetypes': ['rust'],                                                                                                                                                                                                                                                                                                                                                                                                                                                           
      \     'project_root_files': ['Cargo.toml']                                                                                                                                                                                                                                                                                                                                                                                                                                             
      \   }                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
      \ ]