add helper file to deal with aliases

lua/dep.lua

@@ -1,6 +1,7 @@
 local logger = require('dep.log')
 local git = require('dep.git')
 local packager = require('dep.package')
+local h = require('dep.helpers')
 
 -- all functions for convenience
 local M = {}
@@ -45,7 +46,7 @@ end
 
 --- clean out old packages
 function M.clean()
-  vim.loop.fs_scandir(
+  h.uv.fs_scandir(
     packager.get_base_dir(),
     vim.schedule_wrap(function(err, handle)
       if err then
@@ -54,7 +55,7 @@ function M.clean()
         local queue = {}
 
         while handle do
-          local name = vim.loop.fs_scandir_next(handle)
+          local name = h.uv.fs_scandir_next(handle)
           if name then
             queue[name] = packager.get_base_dir()..name
           else
@@ -221,7 +222,7 @@ return function(opts)
     vim.opt_local.readonly = true
 
     -- make the log auto update while it's open
-    local w = vim.uv.new_fs_event()
+    local w = h.uv.new_fs_event()
     local function watch_file(fname)
       local fullpath = vim.api.nvim_call_function(
         'fnamemodify', { fname, ':p' })