refactor: move project search into find_src_path

lua/love2d/init.lua

@@ -4,6 +4,23 @@ local love2d = {}
 ---@field id number: job-id returned by vim.fn.jobstart
 ---@field exit_code number: exit-code intercepted by on_exit callback
 
+---Find a valid path to the Love2D project
+---@param path string: The path to the Love2D project. If "" search for it.
+---@return string?: The path to the Love2D project. nil if not found
+love2d.find_src_path = function(path)
+  local main
+  if path == "" then
+    main = vim.fn.findfile("main.lua", ".;")
+  else
+    main = vim.fn.findfile("main.lua", path)
+  end
+  if main == "" then
+    vim.notify("No main.lua file found", vim.log.levels.ERROR)
+    return
+  end
+  return vim.fn.fnamemodify(main, ":h")
+end
+
 ---Initialize Love2D with options
 ---@param opts options: The options to initialize Love2D with
 love2d.setup = function(opts)

plugin/love2d.lua

@@ -1,21 +1,12 @@
 vim.api.nvim_create_user_command("LoveRun", function(args)
-  local path = args.args
-  local main = ""
-  if path == "" then
-    main = vim.fn.findfile("main.lua", ".;")
-    path = vim.fn.fnamemodify(main, ":h")
-  else
-    main = vim.fn.findfile("main.lua", path)
-  end
-  if main == "" then
-    vim.notify("No main.lua file found", vim.log.levels.ERROR)
-    return
-  else
-    ---@cast path string
-    require("love2d").run(path)
+  local love2d = require("love2d")
+  local path = love2d.find_src_path(args.args)
+  if path then
+    love2d.run(path)
   end
 end, { nargs = "?", complete = "dir" })
 
-vim.api.nvim_create_user_command("LoveStop", function(args)
-  require("love2d").stop()
+vim.api.nvim_create_user_command("LoveStop", function()
+  local love2d = require("love2d")
+  love2d.stop()
 end, {})