add nvim-tree plugin

init.lua

@@ -39,8 +39,9 @@ P.S. You can delete this when you're done too. It's your config now :)
 -- Set <space> as the leader key
 -- See `:help mapleader`
 --  NOTE: Must happen before plugins are required (otherwise wrong leader will be used)
+
+-- My custom remaps
 require('remap')
-require('set')
 
 -- Install package manager
 --    https://github.com/folke/lazy.nvim
@@ -167,6 +168,12 @@ require('lazy').setup({
       pcall(require('nvim-treesitter.install').update { with_sync = true })
     end,
   },
+  {
+    'nvim-tree/nvim-tree.lua',
+    dependencies = {
+      'nvim-tree/nvim-web-devicons', -- optional, for file icons
+    },
+  },
 
   -- NOTE: Next Step on Your Neovim Journey: Add/Configure additional "plugins" for kickstart
   --       These are some example plugins that I've included in the kickstart repository.
@@ -187,8 +194,8 @@ require('lazy').setup({
 
 -- [[ Setting options ]]
 -- See `:help vim.o`
--- My custom remaps
-require('remap')
+-- set termguicolors to enable highlight groups
+vim.opt.termguicolors = true
 
 vim.o.guicursor = ""
 
@@ -494,5 +501,18 @@ cmp.setup {
   },
 }
 
+require("nvim-tree").setup({
+  sort_by = "case_sensitive",
+  view = {
+    width = 30,
+  },
+  -- renderer = {
+  --   group_empty = true,
+  -- },
+  filters = {
+    dotfiles = true,
+  },
+})
+
 -- The line beneath this is called `modeline`. See `:help modeline`
 -- vim: ts=2 sts=2 sw=2 et

lua/remap.lua

@@ -4,7 +4,6 @@ vim.keymap.set("n", "<leader>pv", vim.cmd.Ex)
 vim.keymap.set("v", "J", ":m '>+1<CR>gv=gv")
 vim.keymap.set("v", "K", ":m '<-2<CR>gv=gv")
 
-
 vim.keymap.set("n", "J", "mzJ`z")
 vim.keymap.set("n", "<C-d>", "<C-d>zz")
 vim.keymap.set("n", "<C-u>", "<C-u>zz")
@@ -23,3 +22,12 @@ vim.keymap.set("n", "<C-j>", "<cmd>cprev<CR>zz")
 vim.keymap.set("n", "<leader>k", "<cmd>lnext<CR>zz")
 vim.keymap.set("n", "<leader>j", "<cmd>lprev<CR>zz")
 
+vim.keymap.set("n", "<leader>e", ":NvimTreeToggle<CR>")
+
+vim.keymap.set("n", "<C-h>", "<C-w>h")
+vim.keymap.set("n", "<C-j>", "<C-w>j")
+vim.keymap.set("n", "<C-k>", "<C-w>k")
+vim.keymap.set("n", "<C-l>", "<C-w>l")
+
+vim.keymap.set("n", "<C-<>", "<C-w><")
+vim.keymap.set("n", "<C->>", "<C-w>>")