global.vim --> global.lua

fix 2

fix 3

lua/utils.lua

@@ -1,10 +1,5 @@
 local fn = vim.fn
 
--- inspect something
-function _G.inspect(item)
-  vim.pretty_print(item)
-end
-
 local M = {}
 
 function M.executable(name)
@@ -15,6 +10,18 @@ function M.executable(name)
   return false
 end
 
+--- check whether a feature exists in Nvim
+--- @feat: string
+---   the feature name, like `nvim-0.7` or `unix`.
+--- return: bool
+M.has = function(feat)
+  if fn.has(feat) == 1 then
+    return true
+  end
+
+  return false
+end
+
 --- Create a dir if it does not exist
 function M.may_create_dir(dir)
   local res = fn.isdirectory(dir)