feat(plugin): allow plugin files only without a main plugin module. F…

…ixes #53

README.md

@@ -493,7 +493,7 @@ Example:
 require("lazy").setup("plugins")
 ```
 
-- `~/.config/nvim/lua/plugins.lua` or `~/.config/nvim/lua/plugins/init.lua`
+- `~/.config/nvim/lua/plugins.lua` or `~/.config/nvim/lua/plugins/init.lua` **_(this file is optional)_**
 
 ```lua
 return {

lua/lazy/core/plugin.lua

@@ -220,19 +220,15 @@ function M.spec()
 
   if type(Config.spec) == "string" then
     -- spec is a module
-    local function _load(name)
-      local modname = name and (Config.spec .. "." .. name) or Config.spec
+    local function _load(modname)
       -- unload the module so we get a clean slate
       ---@diagnostic disable-next-line: no-unknown
       package.loaded[modname] = nil
       Util.try(function()
         spec:normalize(Cache.require(modname))
       end, "Failed to load **" .. modname .. "**")
     end
-    local path_plugins = vim.fn.stdpath("config") .. "/lua/" .. Config.spec:gsub("%.", "/")
-
-    _load()
-    Util.lsmod(path_plugins, _load)
+    Util.lsmod(Config.spec --[[@as string]], _load)
   else
     -- spec is a spec
     spec:normalize(vim.deepcopy(Config.spec))

lua/lazy/core/util.lua

@@ -158,14 +158,28 @@ function M.walk(path, fn)
   end)
 end
 
+---@param modname string
 ---@param root string
 ---@param fn fun(modname:string, modpath:string)
-function M.lsmod(root, fn)
+---@overload fun(modname:string, fn: fun(modname:string, modpath:string))
+function M.lsmod(modname, root, fn)
+  if type(root) == "function" then
+    fn = root
+    root = vim.fn.stdpath("config") .. "/lua"
+  end
+  root = root .. "/" .. modname:gsub("%.", "/")
+  if vim.loop.fs_stat(root .. ".lua") then
+    fn(modname, root .. ".lua")
+  end
   M.ls(root, function(path, name, type)
-    if type == "file" and name:sub(-4) == ".lua" and name ~= "init.lua" then
-      fn(name:sub(1, -5), path)
+    if type == "file" and name:sub(-4) == ".lua" then
+      if name == "init.lua" then
+        fn(modname, path)
+      else
+        fn(modname .. "." .. name:sub(1, -5), path)
+      end
     elseif type == "directory" and vim.loop.fs_stat(path .. "/init.lua") then
-      fn(name, path .. "/init.lua")
+      fn(modname .. "." .. name, path .. "/init.lua")
     end
   end)
 end

lua/lazy/manage/reloader.lua

@@ -10,7 +10,6 @@ M.files = {}
 
 ---@type vim.loop.Timer
 M.timer = nil
-M.main = nil
 M.root = nil
 
 function M.enable()
@@ -19,8 +18,7 @@ function M.enable()
   end
   if type(Config.spec) == "string" then
     M.timer = vim.loop.new_timer()
-    M.root = vim.fn.stdpath("config") .. "/lua/" .. Config.spec:gsub("%.", "/")
-    M.main = vim.loop.fs_stat(M.root .. ".lua") and (M.root .. ".lua") or (M.root .. "/init.lua")
+    M.root = vim.fn.stdpath("config") .. "/lua/"
     M.check(true)
     M.timer:start(2000, 2000, M.check)
   end
@@ -56,8 +54,7 @@ function M.check(start)
     end
   end
 
-  check(nil, M.main)
-  Util.lsmod(M.root, check)
+  Util.lsmod(Config.spec --[[@as string]], M.root, check)
 
   for file in pairs(M.files) do
     if not checked[file] then