refactor(nvim): Move functions to null.util

.config/nvim/lua/null/util.lua

@@ -0,0 +1,33 @@
+local RT = {}
+
+function RT.getch_lazy_nvim() -- Get or Fetch lazy.nvim
+	local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+	if not (vim.uv or vim.loop).fs_stat(lazypath) then
+		vim.fn.system({
+			"git",
+			"clone",
+			"--filter=blob:none",
+			"https://github.com/folke/lazy.nvim.git",
+			"--branch=stable", -- latest stable release
+			lazypath,
+		})
+	end
+	vim.opt.rtp:prepend(lazypath)
+
+	return require("lazy")
+end
+
+function RT.map(modes, key, target, opts)
+	local mt = {}
+
+	for mode in modes:gmatch"." do
+		table.insert(mt, mode)
+	end
+
+	vim.keymap.set(mt, key, target, opts or {
+		noremap = true,
+		silent = true,
+	})
+end
+
+return RT