map language server commands

.vimrc.common.epilogue

@@ -43,6 +43,10 @@ if executable('rls')
         \ 'cmd': {server_info->['rustup', 'run', 'nightly', 'rls']},
         \ 'whitelist': ['rust'],
         \ })
+    let g:lsp_signs_enabled = 1         " enable signs
+    let g:lsp_diagnostics_echo_cursor = 1 " enable echo under cursor when in normal mode
+    nnoremap <leader>d :LspDefinition<cr>
+    nnoremap <leader>r :LspReferences<cr>
 endif 
 
 " fzf