Initial

.gitignore

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+plugin

init.lua

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+local packer = require("ensure-packer");
+local plugins = require("plugins");
+local settings = require("settings");
+
+-- Theme Section
+vim.cmd("colorscheme onedark")
+
+-- Lualine Section
+require('lualine').setup {
+    options = { theme = 'auto' }
+}
+
+-- Comment
+require('Comment').setup()

lua/ensure-packer.lua

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+local ensure_packer = function()
+  local fn = vim.fn
+  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://github.com/wbthomason/packer.nvim', install_path})
+    vim.cmd [[packadd packer.nvim]]
+    return true
+  end
+  return false
+end
+
+local packer_bootstrap = ensure_packer();
+
+vim.cmd([[
+  augroup packer_user_config
+    autocmd!
+    autocmd BufWritePost plugins.lua source <afile> | PackerSync
+  augroup end
+]])

lua/plugins.lua

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+require('packer').startup(function(use)
+    use 'wbthomason/packer.nvim'
+    use 'numToStr/Comment.nvim'
+    use 'neovim/nvim-lspconfig'
+    use 'glepnir/dashboard-nvim'
+    use 'joshdick/onedark.vim'
+    use 'jiangmiao/auto-pairs'
+    use { 'nvim-treesitter/nvim-treesitter', run = function()
+            local ts_update = require('nvim-treesitter.install').update({ with_sync = true })
+            ts_update()
+        end,
+	}
+    use { 'nvim-lualine/lualine.nvim', requires = { 'kyazdani42/nvim-web-devicons', opt = true } }
+
+  -- Automatically set up your configuration after cloning packer.nvim
+  -- Put this at the end after all plugins
+  if packer_bootstrap then
+    require('packer').sync()
+  end
+end)

lua/settings.lua

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+local g = vim.g
+local o = vim.o
+
+o.termguicolors = true
+
+-- Decrease update time
+o.timeoutlen = 500
+o.updatetime = 200
+
+-- Number of screen lines to keep above and below the cursor
+o.scrolloff = 8
+
+-- Better editor UI
+o.number = true
+o.numberwidth = 5
+o.relativenumber = false
+o.signcolumn = 'yes:2'
+o.cursorline = true
+
+-- Better editing experience
+o.expandtab = true
+-- o.smasttab = true
+o.cindent = true
+-- o.autoindent = true
+o.wrap = false
+o.textwidth = 300
+o.tabstop = 4
+o.shiftwidth = 0
+o.softtabstop = -1 -- If negative, shiftwidth value is used
+o.list = true
+o.listchars = 'eol:¬,space:·,lead: ,trail:·,nbsp:◇,tab:→-,extends:▸,precedes:◂,multispace:···⬝,leadmultispace:│   ,'
+-- o.formatoptions = 'qrn1'
+
+-- Makes neovim and host OS clipboard play nicely with each other
+o.clipboard = 'unnamedplus'
+
+-- Case insensitive searching UNLESS /C or capital in search
+o.ignorecase = true
+o.smartcase = true
+
+-- Undo and backup options
+o.backup = false
+o.writebackup = false
+o.undofile = true
+o.swapfile = false
+-- o.backupdir = '/tmp/'
+-- o.directory = '/tmp/'
+-- o.undodir = '/tmp/'
+
+-- Remember 50 items in commandline history
+o.history = 50
+
+-- Better buffer splitting
+o.splitright = true
+o.splitbelow = true
+
+-- Preserve view while jumping
+o.jumpoptions = 'view'
+
+-- BUG: this won't update the search count after pressing `n` or `N`
+-- When running macros and regexes on a large file, lazy redraw tells neovim/vim not to draw the screen
+-- o.lazyredraw = true
+
+-- Better folds (don't fold by default)
+-- o.foldmethod = 'indent'
+-- o.foldlevelstart = 99
+-- o.foldnestmax = 3
+-- o.foldminlines = 1
+
+-- Map <leader> to space
+g.mapleader = ' '
+g.maplocalleader = ' '

lua/utils.lua

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+local fn = vim.fn
+
+local M = {}
+
+function M.executable(name)
+  if fn.executable(name) > 0 then
+    return true
+  end
+
+  return false
+end
+
+--- check whether a feature exists in Nvim
+--- @feat: string
+---   the feature name, like `nvim-0.7` or `unix`.
+--- return: bool
+M.has = function(feat)
+  if fn.has(feat) == 1 then
+    return true
+  end
+
+  return false
+end
+
+--- Create a dir if it does not exist
+function M.may_create_dir(dir)
+  local res = fn.isdirectory(dir)
+
+  if res == 0 then
+    fn.mkdir(dir, "p")
+  end
+end
+
+function M.get_nvim_version()
+  local actual_ver = vim.version()
+
+  local nvim_ver_str = string.format("%d.%d.%d", actual_ver.major, actual_ver.minor, actual_ver.patch)
+  return nvim_ver_str
+end
+
+--- Generate random integers in the range [Low, High], inclusive,
+--- adapted from https://stackoverflow.com/a/12739441/6064933
+--- @low: the lower value for this range
+--- @high: the upper value for this range
+function M.rand_int(low, high)
+  -- Use lua to generate random int, see also: https://stackoverflow.com/a/20157671/6064933
+  math.randomseed(os.time())
+
+  return math.random(low, high)
+end
+
+--- Select a random element from a sequence/list.
+--- @seq: the sequence to choose an element
+function M.rand_element(seq)
+  local idx = M.rand_int(1, #seq)
+
+  return seq[idx]
+end
+
+function M.add_pack(name)
+  local status, error = pcall(vim.cmd, "packadd " .. name)
+
+  return status
+end
+
+return M