vimrc: add terraform-ls LSP set-up

.vim/vimrc

@@ -981,6 +981,17 @@ if executable('zls')
         \ })
   augroup END
 endif
+" terraform language server
+if executable('terraform-ls')
+  augroup lsp_tf
+  autocmd!
+    au User lsp_setup call lsp#register_server({
+        \ 'name': 'terraform-ls',
+        \ 'cmd': {server_info->[&shell, &shellcmdflag, 'terraform-ls']},
+        \ 'allowlist': ['terraform'],
+        \ })
+  augroup END
+endif
 if executable('pyls')
     " pip install python-language-server
     augroup lsp_py