nvim: add tree and better search

files/nvim/.config/nvim/lua/mappings.lua

@@ -132,3 +132,6 @@ cmp.setup({
     }),
   },
 })
+
+-- file tree
+map("n", "<C-b>", "<cmd> NvimTreeFindFileToggle<CR>", default_opts) -- Show file tree

files/nvim/.config/nvim/lua/plugins.lua

@@ -285,6 +285,17 @@ return require('packer').startup(function(use)
     end
   })
 
+  -- file tree
+  use {
+    'kyazdani42/nvim-tree.lua',
+    requires = {
+      'kyazdani42/nvim-web-devicons', -- optional, for file icons
+    },
+    config = function ()
+      require("nvim-tree").setup()
+    end
+  }
+
   -- Automatically set up your configuration after cloning packer.nvim
   -- Put this at the end after all plugins
   if packer_bootstrap then

files/nvim/.config/nvim/lua/settings.lua

@@ -12,6 +12,8 @@ opt.showmode       = false     -- Disable status on most bottom row
 opt.clipboard      = "unnamed" -- Copy & Paste with system clipboard
 opt.list           = true      -- Show trailing whitespaces
 opt.wrap           = false     -- Show trailing whitespaces
+opt.ignorecase     = true      -- Ignore case when searching
+opt.smartcase      = true      -- -> unless capitol letters are used
 
 vim.opt.undofile   = true      -- Save undo history
 vim.o.mouse        = 'a'       -- Enable mouse