lazy loading : nvimtree and autopairs

init.lua

@@ -39,12 +39,10 @@ g.indent_blankline_show_first_indent_level = false
 require "mappings"
 
 require "telescope-nvim"
-require "nvimTree" -- file tree stuff
 require "file-icons"
 
 -- git signs , lsp symbols etc
 require "gitsigns-nvim"
-require("nvim-autopairs").setup()
 require("lspkind").init()
 
 -- hide line numbers , statusline in specific buffers!

lua/mappings.lua

@@ -91,3 +91,14 @@ map("s", "<Tab>", "v:lua.tab_complete()", {expr = true})
 map("i", "<S-Tab>", "v:lua.s_tab_complete()", {expr = true})
 map("s", "<S-Tab>", "v:lua.s_tab_complete()", {expr = true})
 map("i", "<CR>", "v:lua.completions()", {expr = true})
+
+-- Mappings for nvimtree
+vim.api.nvim_set_keymap(
+    "n",
+    "<C-n>",
+    ":NvimTreeToggle<CR>",
+    {
+        noremap = true,
+        silent = true
+    }
+)

lua/nvimTree.lua

@@ -1,93 +1,88 @@
-local g = vim.g
+local M = {}
 
-vim.o.termguicolors = true
+M.config = function()
+    local g = vim.g
 
-g.nvim_tree_side = "left"
+    vim.o.termguicolors = true
-g.nvim_tree_width = 25
-g.nvim_tree_ignore = {".git", "node_modules", ".cache"}
-g.nvim_tree_auto_open = 0
-g.nvim_tree_auto_close = 0
-g.nvim_tree_quit_on_open = 0
-g.nvim_tree_follow = 1
-g.nvim_tree_indent_markers = 1
-g.nvim_tree_hide_dotfiles = 1
-g.nvim_tree_git_hl = 1
-g.nvim_tree_root_folder_modifier = ":t"
-g.nvim_tree_tab_open = 0
-g.nvim_tree_allow_resize = 1
 
-g.nvim_tree_show_icons = {
+    g.nvim_tree_side = "left"
-    git = 1,
+    g.nvim_tree_width = 25
-    folders = 1,
+    g.nvim_tree_ignore = {".git", "node_modules", ".cache"}
-    files = 1
+    g.nvim_tree_auto_open = 0
-}
+    g.nvim_tree_auto_close = 0
+    g.nvim_tree_quit_on_open = 0
+    g.nvim_tree_follow = 1
+    g.nvim_tree_indent_markers = 1
+    g.nvim_tree_hide_dotfiles = 1
+    g.nvim_tree_git_hl = 1
+    g.nvim_tree_root_folder_modifier = ":t"
+    g.nvim_tree_tab_open = 0
+    g.nvim_tree_allow_resize = 1
 
-g.nvim_tree_icons = {
+    g.nvim_tree_show_icons = {
-    default = "",
+        git = 1,
-    symlink = "",
+        folders = 1,
-    git = {
+        files = 1
-        unstaged = "✗",
-        staged = "✓",
-        unmerged = "",
-        renamed = "➜",
-        untracked = "★",
-        deleted = "",
-        ignored = "◌"
-    },
-    folder = {
-        default = "",
-        open = "",
-        symlink = "",
-        empty = "",
-        empty_open = "",
-        symlink_open = ""
     }
-}
--- Mappings for nvimtree
 
-vim.api.nvim_set_keymap(
+    g.nvim_tree_icons = {
-    "n",
+        default = "",
-    "<C-n>",
+        symlink = "",
-    ":NvimTreeToggle<CR>",
+        git = {
-    {
+            unstaged = "✗",
-        noremap = true,
+            staged = "✓",
-        silent = true
+            unmerged = "",
+            renamed = "➜",
+            untracked = "★",
+            deleted = "",
+            ignored = "◌"
+        },
+        folder = {
+            default = "",
+            open = "",
+            symlink = "",
+            empty = "",
+            empty_open = "",
+            symlink_open = ""
+        }
     }
-)
 
-local tree_cb = require "nvim-tree.config".nvim_tree_callback
+    local tree_cb = require "nvim-tree.config".nvim_tree_callback
 
-g.nvim_tree_bindings = {
+    g.nvim_tree_bindings = {
-    ["u"] = ":lua require'some_module'.some_function()<cr>",
+        ["u"] = ":lua require'some_module'.some_function()<cr>",
-    -- default mappings
+        -- default mappings
-    ["<CR>"] = tree_cb("edit"),
+        ["<CR>"] = tree_cb("edit"),
-    ["o"] = tree_cb("edit"),
+        ["o"] = tree_cb("edit"),
-    ["<2-LeftMouse>"] = tree_cb("edit"),
+        ["<2-LeftMouse>"] = tree_cb("edit"),
-    ["<2-RightMouse>"] = tree_cb("cd"),
+        ["<2-RightMouse>"] = tree_cb("cd"),
-    ["<C-]>"] = tree_cb("cd"),
+        ["<C-]>"] = tree_cb("cd"),
-    ["<C-v>"] = tree_cb("vsplit"),
+        ["<C-v>"] = tree_cb("vsplit"),
-    ["<C-x>"] = tree_cb("split"),
+        ["<C-x>"] = tree_cb("split"),
-    ["<C-t>"] = tree_cb("tabnew"),
+        ["<C-t>"] = tree_cb("tabnew"),
-    ["<"] = tree_cb("prev_sibling"),
+        ["<"] = tree_cb("prev_sibling"),
-    [">"] = tree_cb("next_sibling"),
+        [">"] = tree_cb("next_sibling"),
-    ["<BS>"] = tree_cb("close_node"),
+        ["<BS>"] = tree_cb("close_node"),
-    ["<S-CR>"] = tree_cb("close_node"),
+        ["<S-CR>"] = tree_cb("close_node"),
-    ["<Tab>"] = tree_cb("preview"),
+        ["<Tab>"] = tree_cb("preview"),
-    ["I"] = tree_cb("toggle_ignored"),
+        ["I"] = tree_cb("toggle_ignored"),
-    ["H"] = tree_cb("toggle_dotfiles"),
+        ["H"] = tree_cb("toggle_dotfiles"),
-    ["R"] = tree_cb("refresh"),
+        ["R"] = tree_cb("refresh"),
-    ["a"] = tree_cb("create"),
+        ["a"] = tree_cb("create"),
-    ["d"] = tree_cb("remove"),
+        ["d"] = tree_cb("remove"),
-    ["r"] = tree_cb("rename"),
+        ["r"] = tree_cb("rename"),
-    ["<C-r>"] = tree_cb("full_rename"),
+        ["<C-r>"] = tree_cb("full_rename"),
-    ["x"] = tree_cb("cut"),
+        ["x"] = tree_cb("cut"),
-    ["c"] = tree_cb("copy"),
+        ["c"] = tree_cb("copy"),
-    ["p"] = tree_cb("paste"),
+        ["p"] = tree_cb("paste"),
-    ["y"] = tree_cb("copy_name"),
+        ["y"] = tree_cb("copy_name"),
-    ["Y"] = tree_cb("copy_path"),
+        ["Y"] = tree_cb("copy_path"),
-    ["gy"] = tree_cb("copy_absolute_path"),
+        ["gy"] = tree_cb("copy_absolute_path"),
-    ["[c"] = tree_cb("prev_git_item"),
+        ["[c"] = tree_cb("prev_git_item"),
-    ["]c"] = tree_cb("next_git_item"),
+        ["]c"] = tree_cb("next_git_item"),
-    ["-"] = tree_cb("dir_up"),
+        ["-"] = tree_cb("dir_up"),
-    ["q"] = tree_cb("close")
+        ["q"] = tree_cb("close")
-}
+    }
+end
+
+return M

lua/pluginList.lua

@@ -38,10 +38,16 @@ return packer.startup(
         use "lewis6991/gitsigns.nvim"
         use "akinsho/nvim-bufferline.lua"
         use "glepnir/galaxyline.nvim"
-        use "windwp/nvim-autopairs"
+
+        use {
+            "windwp/nvim-autopairs",
+            event = "InsertEnter",
+            config = function()
+                require("nvim-autopairs").setup()
+            end
+        }
         --   use "alvan/vim-closetag" -- for html
 
-        -- Comment
         use "terrortylor/nvim-comment" -- snippet support
 
         -- snippet
@@ -52,7 +58,14 @@ return packer.startup(
         use "rafamadriz/friendly-snippets"
 
         -- file managing , picker etc
-        use "kyazdani42/nvim-tree.lua"
+        use {
+            "kyazdani42/nvim-tree.lua",
+            cmd = "NvimTreeToggle",
+            config = function()
+                require("nvimTree").config()
+            end
+        }
+
         use "kyazdani42/nvim-web-devicons"
         use "nvim-telescope/telescope.nvim"
         use "nvim-telescope/telescope-media-files.nvim"