perf: replace Packer.nvim with Lazy.nvim

init.lua

@@ -1,95 +1,69 @@
--- Install packer
-local install_path = vim.fn.stdpath 'data' .. '/site/pack/packer/start/packer.nvim'
-local is_bootstrap = false
-if vim.fn.empty(vim.fn.glob(install_path)) > 0 then
-  is_bootstrap = true
-  vim.fn.system { 'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim', install_path }
-  vim.cmd [[packadd packer.nvim]]
+-- Set <space> as the leader key
+--  NOTE: Must happen before plugins are required (otherwise wrong leader will be used)
+vim.g.mapleader = ' '
+vim.g.maplocalleader = ' '
+
+-- Install Lazy.nvim
+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not vim.loop.fs_stat(lazypath) then
+  vim.fn.system({
+    'git', 'clone',
+    '--filter=blob:none', '--single-branch',
+    'https://github.com/folke/lazy.nvim.git',
+    lazypath,
+  })
 end
+vim.opt.runtimepath:prepend(lazypath)
 
-require('packer').startup(function(use)
-  -- Package manager
-  use 'wbthomason/packer.nvim'
-
-  use { -- LSP Configuration & Plugins
+require('lazy').setup({
+  { -- LSP Configuration & Plugins
     'neovim/nvim-lspconfig',
-    requires = {
+    event = "BufReadPre",
+    dependencies = {
       -- Automatically install LSPs to stdpath for neovim
-      'williamboman/mason.nvim',
+      { 'williamboman/mason.nvim', config = true },
       'williamboman/mason-lspconfig.nvim',
 
       -- Useful status updates for LSP
-      'j-hui/fidget.nvim',
+      { 'j-hui/fidget.nvim', config = true },
 
       -- Additional lua configuration, makes nvim stuff amazing
-      'folke/neodev.nvim',
+      { 'folke/neodev.nvim', config = true }
+    },
   },
-  }
 
-  use { -- Autocompletion
+  { -- Autocompletion
     'hrsh7th/nvim-cmp',
-    requires = { 'hrsh7th/cmp-nvim-lsp', 'L3MON4D3/LuaSnip', 'saadparwaiz1/cmp_luasnip' },
-  }
+    event = 'InsertEnter',
+    dependencies = { 'hrsh7th/cmp-nvim-lsp', 'L3MON4D3/LuaSnip', 'saadparwaiz1/cmp_luasnip' },
+  },
 
-  use { -- Highlight, edit, and navigate code
+  { -- Highlight, edit, and navigate code
     'nvim-treesitter/nvim-treesitter',
-    run = function()
+    config = function()
       pcall(require('nvim-treesitter.install').update { with_sync = true })
     end,
-  }
+  },
 
-  use { -- Additional text objects via treesitter
+  -- Additional text objects via treesitter
   'nvim-treesitter/nvim-treesitter-textobjects',
-    after = 'nvim-treesitter',
-  }
 
   -- Git related plugins
-  use 'tpope/vim-fugitive'
-  use 'tpope/vim-rhubarb'
-  use 'lewis6991/gitsigns.nvim'
+  { 'tpope/vim-fugitive', cmd = { "G", "Git" } },
+  'tpope/vim-rhubarb',
+  { 'lewis6991/gitsigns.nvim', event = "BufReadPre" } ,
 
-  use 'navarasu/onedark.nvim' -- Theme inspired by Atom
-  use 'nvim-lualine/lualine.nvim' -- Fancier statusline
-  use 'lukas-reineke/indent-blankline.nvim' -- Add indentation guides even on blank lines
-  use 'numToStr/Comment.nvim' -- "gc" to comment visual regions/lines
-  use 'tpope/vim-sleuth' -- Detect tabstop and shiftwidth automatically
+  'navarasu/onedark.nvim', -- Theme inspired by Atom
+  { 'nvim-lualine/lualine.nvim', event = "VeryLazy" }, -- Fancier statusline
+  'lukas-reineke/indent-blankline.nvim', -- Add indentation guides even on blank lines
+  { 'numToStr/Comment.nvim', config = true },
+  'tpope/vim-sleuth', -- Detect tabstop and shiftwidth automatically
 
   -- Fuzzy Finder (files, lsp, etc)
-  use { 'nvim-telescope/telescope.nvim', branch = '0.1.x', requires = { 'nvim-lua/plenary.nvim' } }
-
+  { 'nvim-telescope/telescope.nvim', branch = '0.1.x', cmd = "Telescope",
+    dependencies = { 'nvim-lua/plenary.nvim',
       -- Fuzzy Finder Algorithm which requires local dependencies to be built. Only load if `make` is available
-  use { 'nvim-telescope/telescope-fzf-native.nvim', run = 'make', cond = vim.fn.executable 'make' == 1 }
-
-  -- Add custom plugins to packer from ~/.config/nvim/lua/custom/plugins.lua
-  local has_plugins, plugins = pcall(require, 'custom.plugins')
-  if has_plugins then
-    plugins(use)
-  end
-
-  if is_bootstrap then
-    require('packer').sync()
-  end
-end)
-
--- When we are bootstrapping a configuration, it doesn't
--- make sense to execute the rest of the init.lua.
---
--- You'll need to restart nvim, and then it will work.
-if is_bootstrap then
-  print '=================================='
-  print '    Plugins are being installed'
-  print '    Wait until Packer completes,'
-  print '       then restart nvim'
-  print '=================================='
-  return
-end
-
--- Automatically source and re-compile packer whenever you save this init.lua
-local packer_group = vim.api.nvim_create_augroup('Packer', { clear = true })
-vim.api.nvim_create_autocmd('BufWritePost', {
-  command = 'source <afile> | silent! LspStop | silent! LspStart | PackerCompile',
-  group = packer_group,
-  pattern = vim.fn.expand '$MYVIMRC',
+      { 'nvim-telescope/telescope-fzf-native.nvim', build = 'make', cond = vim.fn.executable 'make' == 1 } } },
 })
 
 -- [[ Setting options ]]
@@ -126,12 +100,6 @@ vim.cmd [[colorscheme onedark]]
 vim.o.completeopt = 'menuone,noselect'
 
 -- [[ Basic Keymaps ]]
--- Set <space> as the leader key
--- See `:help mapleader`
---  NOTE: Must happen before plugins are required (otherwise wrong leader will be used)
-vim.g.mapleader = ' '
-vim.g.maplocalleader = ' '
-
 -- Keymaps for better default experience
 -- See `:help vim.keymap.set()`
 vim.keymap.set({ 'n', 'v' }, '<Space>', '<Nop>', { silent = true })