chore(command): add spacevim.command module

lua/spacevim/command.lua

@@ -0,0 +1,21 @@
+--=============================================================================
+-- command.lua --- Commands for spacevim
+-- Copyright (c) 2016-2022 Wang Shidong & Contributors
+-- Author: Wang Shidong < wsdjeg@outlook.com >
+-- URL: https://spacevim.org
+-- License: GPLv3
+--=============================================================================
+
+local M = {}
+
+local command = require('spacevim.api').import('vim.command')
+
+function M.init()
+    command.defined({
+        name = 'SPUpdate',
+        vim_function = 'SpaceVim#plugins#update'
+    })
+    
+end
+
+return M

lua/spacevim/neovim.lua

@@ -1,9 +0,0 @@
-
-
-local M = {}
-
-function M.eval(l)
-    return vim.api.nvim_eval(l)
-end
-
-return M

lua/spacevim/opt.lua

@@ -1,4 +1,12 @@
+--=============================================================================
+-- opt.lua --- The global option of spacevim
+-- Copyright (c) 2016-2022 Wang Shidong & Contributors
+-- Author: Wang Shidong < wsdjeg@outlook.com >
+-- URL: https://spacevim.org
+-- License: GPLv3
+--=============================================================================
 local M = {}
+
 local sp = require('spacevim')
 
 local mt = {