nvim : add indent-blankline.

.config/nvim/lua/config/etc.lua

@@ -15,3 +15,6 @@ vim.cmd("set mouse=") -- disable mouse.
 
 -- disable signs for diagnostics.
 vim.diagnostic.config({ signs = false })
+
+-- Display for invisible characters.
+vim.cmd("set list listchars=tab:>\\ ,trail:-,eol:,lead:.")

.config/nvim/lua/key/fold.lua

@@ -1,4 +1,4 @@
 require('key/rekey')
 
-remap_normal('<Leader>o', 'za')    -- toggle fold.
+remap_normal('<Leader>o', 'za') -- toggle fold.
-remap_normal('<Leader>O', 'zx zM') -- fold everything.
+remap_normal('<Leader>O', 'zM') -- fold everything.

.config/nvim/lua/plugin/indent.lua

@@ -0,0 +1 @@
+require("ibl").setup()

.config/nvim/lua/plugin/init.lua

@@ -1,8 +1,8 @@
 local ensure_packer = function()
   local fn = vim.fn
-  local install_path = fn.stdpath('data')..'/site/pack/packer/start/packer.nvim'
+  local install_path = fn.stdpath("data").."/site/pack/packer/start/packer.nvim"
   if fn.empty(fn.glob(install_path)) > 0 then
-    fn.system({'git', 'clone', '--depth', '1', 'https://git.voronind.com/mirror/packer.nvim.git', install_path})
+    fn.system({"git", "clone", "--depth", "1", "https://git.voronind.com/mirror/packer.nvim.git", install_path})
     vim.cmd [[packadd packer.nvim]]
     return true
   end
@@ -20,64 +20,66 @@ local available = function(commands)
   return true
 end
 
-return require('packer').startup(function(use)
+return require("packer").startup(function(use)
   --[[ 
     host requirements
       - gcc-c++
   ]]--
 
-  use 'https://git.voronind.com/mirror/packer.nvim.git'
+  use "https://git.voronind.com/mirror/packer.nvim.git"
-  use 'https://git.voronind.com/mirror/nvim-web-devicons.git'
+  use "https://git.voronind.com/mirror/nvim-web-devicons.git"
-  use 'https://git.voronind.com/mirror/nvim-tree.lua.git'
+  use "https://git.voronind.com/mirror/nvim-tree.lua.git"
-  use 'https://git.voronind.com/mirror/nvim-lspconfig.git'
+  use "https://git.voronind.com/mirror/nvim-lspconfig.git"
-  use 'https://git.voronind.com/mirror/which-key.nvim.git'
+  use "https://git.voronind.com/mirror/which-key.nvim.git"
-  use 'https://git.voronind.com/mirror/bufferline.nvim.git'
+  use "https://git.voronind.com/mirror/bufferline.nvim.git"
-  use 'https://git.voronind.com/mirror/SingleComment.nvim.git'
+  use "https://git.voronind.com/mirror/SingleComment.nvim.git"
-  use 'https://git.voronind.com/mirror/lualine.nvim.git'
+  use "https://git.voronind.com/mirror/lualine.nvim.git"
-  use 'https://git.voronind.com/mirror/autoclose.nvim.git'
+  use "https://git.voronind.com/mirror/autoclose.nvim.git"
-  use 'https://git.voronind.com/mirror/winshift.nvim.git'
+  use "https://git.voronind.com/mirror/winshift.nvim.git"
-  use 'https://git.voronind.com/mirror/mason.nvim.git'
+  use "https://git.voronind.com/mirror/mason.nvim.git"
-  use 'https://git.voronind.com/mirror/mason-lspconfig.nvim.git'
+  use "https://git.voronind.com/mirror/mason-lspconfig.nvim.git"
-  use 'https://git.voronind.com/mirror/gitsigns.nvim.git'
+  use "https://git.voronind.com/mirror/gitsigns.nvim.git"
-  use 'https://git.voronind.com/mirror/trouble.nvim.git'
+  use "https://git.voronind.com/mirror/trouble.nvim.git"
-  use 'https://git.voronind.com/mirror/tokyonight.nvim.git'
+  use "https://git.voronind.com/mirror/tokyonight.nvim.git"
-  use 'https://git.voronind.com/mirror/close-buffers.nvim.git'
+  use "https://git.voronind.com/mirror/close-buffers.nvim.git"
-  use 'https://git.voronind.com/mirror/plenary.nvim.git'
+  use "https://git.voronind.com/mirror/plenary.nvim.git"
-  use 'https://git.voronind.com/mirror/telescope.nvim.git'
+  use "https://git.voronind.com/mirror/telescope.nvim.git"
-  use 'https://git.voronind.com/mirror/nvim-treesitter.git'
+  use "https://git.voronind.com/mirror/nvim-treesitter.git"
-  use 'https://git.voronind.com/mirror/todo-comments.nvim.git'
+  use "https://git.voronind.com/mirror/todo-comments.nvim.git"
-  use 'https://git.voronind.com/mirror/align.nvim.git'
+  use "https://git.voronind.com/mirror/align.nvim.git"
-  use 'https://git.voronind.com/mirror/gruvbox-material.git'
+  use "https://git.voronind.com/mirror/gruvbox-material.git"
+  use "https://git.voronind.com/mirror/indent-blankline.nvim.git"
 
   -- Automatically set up your configuration after cloning packer.nvim
   -- Put this at the end after all plugins
   if packer_bootstrap then
-    require('packer').sync()
+    require("packer").sync()
   end
 
   -- plugin toggles.
   local treesitter = true
 
   -- plugin setup.
-  require('plugin/mason')
+  require("plugin/mason")
-  require('plugin/lsp/init')
+  require("plugin/lsp/init")
-  require('plugin/filetree')
+  require("plugin/filetree")
-  require('plugin/bufferline')
+  require("plugin/bufferline")
-  require('plugin/lualine')
+  require("plugin/lualine")
-  require('plugin/autoclose')
+  require("plugin/autoclose")
-  require('plugin/winshift')
+  require("plugin/winshift")
-  require('plugin/gitsigns')
+  require("plugin/gitsigns")
-  require('plugin/trouble')
+  require("plugin/trouble")
-  require('plugin/tokyonight')
+  require("plugin/tokyonight")
-  require('plugin/gruvbox')
+  require("plugin/gruvbox")
-  require('plugin/closebuffers')
+  require("plugin/closebuffers")
-  require('plugin/telescope')
+  require("plugin/telescope")
-  require('plugin/todo')
+  require("plugin/todo")
+  require("plugin/indent")
 
-  if available({'g++'}) then
+  if available({"g++"}) then
     if treesitter then
-      require('plugin/treesitter')
+      require("plugin/treesitter")
-      require('plugin/fold')
+      require("plugin/fold")
     end
   end
 end)