Update

13 files changed, 2993 insertions, 47 deletions

diff --git a/.config/nvim/init.lua b/.config/nvim/init.lua
index 20b144f..112ca25 100644
--- a/.config/nvim/init.lua
+++ b/.config/nvim/init.lua
@@ -15,6 +15,18 @@ vim.opt.wildmenu = true
 vim.cmd("filetype plugin on")
 vim.api.nvim_set_keymap('v', '<C-c>', '"+y', { noremap = true, silent = true })
 
+-- Neovim builtin autocompletion
+--vim.api.nvim_create_autocmd({ "VimEnter" }, {
+--  callback = function()
+--    local clients = vim.lsp.get_clients()
+--    for _, client in ipairs(clients) do
+--      local id = client.id
+--      vim.lsp.completion.enable(true, id, 1, { autotrigger = true })
+--      return
+--    end
+--  end
+--})
+
 -- Install Lazy.vim
 local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
 if not vim.loop.fs_stat(lazypath) then
diff --git a/.config/nvim/lazy-lock.json b/.config/nvim/lazy-lock.json
index 282b316..c376235 100644
--- a/.config/nvim/lazy-lock.json
+++ b/.config/nvim/lazy-lock.json
@@ -1,7 +1,10 @@
 {
+  "LuaSnip": { "branch": "master", "commit": "659c4479529a05cc9b05ef762639a09d366cc690" },
+  "cmp-nvim-lsp": { "branch": "main", "commit": "39e2eda76828d88b773cc27a3f61d2ad782c922d" },
+  "cmp_luasnip": { "branch": "master", "commit": "98d9cb5c2c38532bd9bdb481067b20fea8f32e90" },
+  "friendly-snippets": { "branch": "main", "commit": "de8fce94985873666bd9712ea3e49ee17aadb1ed" },
   "image.nvim": { "branch": "master", "commit": "88e9693e188b8464b1c426aebb4389fd9db2fcbf" },
   "lazy.nvim": { "branch": "main", "commit": "1159bdccd8910a0fd0914b24d6c3d186689023d9" },
-  "lualine.nvim": { "branch": "master", "commit": "b431d228b7bbcdaea818bdc3e25b8cdbe861f056" },
   "markdown-toc": { "branch": "main", "commit": "1454bf3b4bcb855f7df41c59dfae08cc824141a0" },
   "mason-lspconfig.nvim": { "branch": "main", "commit": "25c11854aa25558ee6c03432edfa0df0217324be" },
   "mason.nvim": { "branch": "main", "commit": "e2f7f9044ec30067bc11800a9e266664b88cda22" },
@@ -9,6 +12,7 @@
   "neo-tree.nvim": { "branch": "v3.x", "commit": "a77af2e764c5ed4038d27d1c463fa49cd4794e07" },
   "none-ls.nvim": { "branch": "main", "commit": "6bdd9b3364e12ffb346ac224db3df37de0b1429b" },
   "nui.nvim": { "branch": "main", "commit": "b58e2bfda5cea347c9d58b7f11cf3012c7b3953f" },
+  "nvim-cmp": { "branch": "main", "commit": "f17d9b4394027ff4442b298398dfcaab97e40c4f" },
   "nvim-dap": { "branch": "master", "commit": "7ff6936010b7222fea2caea0f67ed77f1b7c60dd" },
   "nvim-dap-ui": { "branch": "master", "commit": "ffa89839f97bad360e78428d5c740fdad9a0ff02" },
   "nvim-dap-virtual-text": { "branch": "master", "commit": "52638640ae309cacdaff785fdbb854437bd1ee5c" },
diff --git a/.config/nvim/lua/plugins/completions.lua b/.config/nvim/lua/plugins/completions.lua
new file mode 100644
index 0000000..483fac7
--- /dev/null
+++ b/.config/nvim/lua/plugins/completions.lua
@@ -0,0 +1,53 @@
+-- Autocompletions
+-- https://github.com/hrsh7th/nvim-cmp
+-- https://github.com/L3MON4D3/LuaSnip
+-- https://github.com/saadparwaiz1/cmp_luasnip
+-- https://github.com/rafamadriz/friendly-snippets
+-- https://github.com/hrsh7th/cmp-nvim-lsp
+
+return {
+  {
+    "hrsh7th/cmp-nvim-lsp",
+  },
+  {
+    'L3MON4D3/LuaSnip',
+    dependencies = {
+      'saadparwaiz1/cmp_luasnip',
+      'rafamadriz/friendly-snippets',
+    }
+  },
+  {
+    "hrsh7th/nvim-cmp",
+    config = function()
+      local cmp = require'cmp'
+      require("luasnip.loaders.from_vscode").lazy_load()
+
+      cmp.setup({
+        snippet = {
+          expand = function(args)
+            require('luasnip').lsp_expand(args.body)
+          end,
+        },
+        window = {
+          completion = cmp.config.window.bordered(),
+          documentation = cmp.config.window.bordered(),
+        },
+        mapping = cmp.mapping.preset.insert({
+          ['<C-b>'] = cmp.mapping.scroll_docs(-4),
+          ['<C-f>'] = cmp.mapping.scroll_docs(4),
+          ['<C-Space>'] = cmp.mapping.complete(),
+          ['<C-e>'] = cmp.mapping.abort(),
+          ['<CR>'] = cmp.mapping.confirm({ select = true }),
+          ['<C-j>'] = cmp.mapping.select_next_item(),
+          ['<C-k>'] = cmp.mapping.select_prev_item(),
+        }),
+        sources = cmp.config.sources({
+          { name = 'nvim_lsp' },
+          { name = 'luasnip' },
+        }, {
+            { name = 'buffer' },
+          })
+      })
+    end,
+  }
+}
diff --git a/.config/nvim/lua/plugins/lsp.lua b/.config/nvim/lua/plugins/lsp.lua
index ad6f420..0ddbbe9 100644
--- a/.config/nvim/lua/plugins/lsp.lua
+++ b/.config/nvim/lua/plugins/lsp.lua
@@ -1,3 +1,8 @@
+-- Language server for specified languages
+-- Hover with 'K'
+-- Goto definition with :Goto
+-- Open code action with :Codeact
+
 return {
   {
     "williamboman/mason.nvim",
@@ -8,31 +13,36 @@ return {
 
   {
     "williamboman/mason-lspconfig.nvim",
-    config = function()
-      require("mason-lspconfig").setup({
-        -- Add languages
-        ensure_installed = {
-          "bashls",
-          "clangd",
-          "lua_ls",
-          "marksman",
-          "pyright",
-          "rust_analyzer",
-        }
-      })
-    end
+    lazy = false,
+    opts = {
+      auto_install = true,
+    },
   },
 
   {
     "neovim/nvim-lspconfig",
     config = function()
+      -- Advertise autocompletion to lsp
+      local capabilities = require('cmp_nvim_lsp').default_capabilities()
       local lspconfig = require("lspconfig")
-      lspconfig.bashls.setup({})
-      lspconfig.lua_ls.setup({})
-      lspconfig.clangd.setup({})
-      lspconfig.marksman.setup({})
-      lspconfig.pyright.setup({})
-      lspconfig.rust_analyzer.setup({})
+      lspconfig.bashls.setup({
+        capabilities = capabilities
+      })
+      lspconfig.lua_ls.setup({
+        capabilities = capabilities
+      })
+      lspconfig.clangd.setup({
+        capabilities = capabilities
+      })
+      lspconfig.marksman.setup({
+        capabilities = capabilities
+      })
+      lspconfig.pyright.setup({
+        capabilities = capabilities
+      })
+      lspconfig.rust_analyzer.setup({
+        capabilities = capabilities
+      })
 
       -- Key mapping
       -- Hover for definition
diff --git a/.config/nvim/lua/plugins/none-ls.lua b/.config/nvim/lua/plugins/none-ls.lua
index 3a912ae..79098a9 100644
--- a/.config/nvim/lua/plugins/none-ls.lua
+++ b/.config/nvim/lua/plugins/none-ls.lua
@@ -1,4 +1,6 @@
+-- Formatter
 -- https://github.com/nvimtools/none-ls.nvim
+-- Press '=' to format highlighted code
 return {
   "nvimtools/none-ls.nvim",
   config = function()
diff --git a/.config/nvim/lua/plugins/nvim-dap.lua b/.config/nvim/lua/plugins/nvim-dap.lua
index 7720526..5a6d1ae 100644
--- a/.config/nvim/lua/plugins/nvim-dap.lua
+++ b/.config/nvim/lua/plugins/nvim-dap.lua
@@ -1,3 +1,5 @@
+-- Debugger
+-- https://github.com/mfussenegger/nvim-dap
 return {
   "mfussenegger/nvim-dap",
   event = "BufRead",
diff --git a/.config/nvim/lua/plugins/theme.lua b/.config/nvim/lua/plugins/theme.lua
deleted file mode 100644
index 985e70b..0000000
--- a/.config/nvim/lua/plugins/theme.lua
+++ /dev/null
@@ -1,14 +0,0 @@
-return {
-  {
-    -- Bottom bar theme
-    -- https://github.com/nvim-lualine/lualine.nvim
-    "nvim-lualine/lualine.nvim",
-    config = function()
-      require('lualine').setup({
-        options = {
-          theme = 'jellybeans'
-        }
-      })
-    end
-  }
-}
diff --git a/.config/nvim/lua/plugins/treesitter.lua b/.config/nvim/lua/plugins/treesitter.lua
index 778f5a0..f04198f 100644
--- a/.config/nvim/lua/plugins/treesitter.lua
+++ b/.config/nvim/lua/plugins/treesitter.lua
@@ -1,3 +1,4 @@
+-- Syntax highlighting
 -- https://github.com/nvim-treesitter/nvim-treesitter
 return {
   "nvim-treesitter/nvim-treesitter",
diff --git a/.config/tmux/tmux.conf b/.config/tmux/tmux.conf
index fae79a3..42a44b4 100644
--- a/.config/tmux/tmux.conf
+++ b/.config/tmux/tmux.conf
@@ -16,26 +16,26 @@ set -g mouse on
 
 # Prefix key to Ctrl-Space
 unbind C-b
-set-option -g prefix C-Space
-bind C-Space send-prefix
+set-option -g prefix M-Space
+bind M-Space send-prefix
 
 # Prefix-v/h to create panes
 bind v split-window -h
 bind h split-window -v
 
 # Alt-arrow to switch panes
-bind -n M-Left select-pane -L
-bind -n M-Right select-pane -R
-bind -n M-Up select-pane -U
-bind -n M-Down select-pane -D
+bind -n M-h select-pane -L
+bind -n M-l select-pane -R
+bind -n M-k select-pane -U
+bind -n M-j select-pane -D
 
 # Ctrl-arrow to switch windows
-bind -n C-Left previous-window
-bind -n C-Right next-window
+bind -n C-h previous-window
+bind -n C-l next-window
 
 # Ctrl-Shift-arrow to change window order
-bind -n C-S-Left swap-window -t -1 \; previous-window
-bind -n C-S-Right swap-window -t +1 \; next-window
+bind -n C-S-h swap-window -t -1 \; previous-window
+bind -n C-S-l swap-window -t +1 \; next-window
 
 # Synchronize panes
-bind-key s set-window-option synchronize-panes\; display-message "Synchronize mode on"
+set -s command-alias[100] 'sync=set-window-option synchronize-panes'
diff --git a/.config/vim/autoload/plug.vim b/.config/vim/autoload/plug.vim
new file mode 100644
index 0000000..5c910ca
--- /dev/null
+++ b/.config/vim/autoload/plug.vim
@@ -0,0 +1,2863 @@
+" vim-plug: Vim plugin manager
+" ============================
+"
+" 1. Download plug.vim and put it in 'autoload' directory
+"
+"   # Vim
+"   curl -fLo ~/.vim/autoload/plug.vim --create-dirs \
+"     https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
+"
+"   # Neovim
+"   sh -c 'curl -fLo "${XDG_DATA_HOME:-$HOME/.local/share}"/nvim/site/autoload/plug.vim --create-dirs \
+"     https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim'
+"
+" 2. Add a vim-plug section to your ~/.vimrc (or ~/.config/nvim/init.vim for Neovim)
+"
+"   call plug#begin()
+"
+"   " List your plugins here
+"   Plug 'tpope/vim-sensible'
+"
+"   call plug#end()
+"
+" 3. Reload the file or restart Vim, then you can,
+"
+"     :PlugInstall to install plugins
+"     :PlugUpdate  to update plugins
+"     :PlugDiff    to review the changes from the last update
+"     :PlugClean   to remove plugins no longer in the list
+"
+" For more information, see https://github.com/junegunn/vim-plug
+"
+"
+" Copyright (c) 2024 Junegunn Choi
+"
+" MIT License
+"
+" Permission is hereby granted, free of charge, to any person obtaining
+" a copy of this software and associated documentation files (the
+" "Software"), to deal in the Software without restriction, including
+" without limitation the rights to use, copy, modify, merge, publish,
+" distribute, sublicense, and/or sell copies of the Software, and to
+" permit persons to whom the Software is furnished to do so, subject to
+" the following conditions:
+"
+" The above copyright notice and this permission notice shall be
+" included in all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+" EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+" NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+" LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+" OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+" WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+if exists('g:loaded_plug')
+  finish
+endif
+let g:loaded_plug = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+let s:plug_src = 'https://github.com/junegunn/vim-plug.git'
+let s:plug_tab = get(s:, 'plug_tab', -1)
+let s:plug_buf = get(s:, 'plug_buf', -1)
+let s:mac_gui = has('gui_macvim') && has('gui_running')
+let s:is_win = has('win32')
+let s:nvim = has('nvim-0.2') || (has('nvim') && exists('*jobwait') && !s:is_win)
+let s:vim8 = has('patch-8.0.0039') && exists('*job_start')
+if s:is_win && &shellslash
+  set noshellslash
+  let s:me = resolve(expand('<sfile>:p'))
+  set shellslash
+else
+  let s:me = resolve(expand('<sfile>:p'))
+endif
+let s:base_spec = { 'branch': '', 'frozen': 0 }
+let s:TYPE = {
+\   'string':  type(''),
+\   'list':    type([]),
+\   'dict':    type({}),
+\   'funcref': type(function('call'))
+\ }
+let s:loaded = get(s:, 'loaded', {})
+let s:triggers = get(s:, 'triggers', {})
+
+function! s:is_powershell(shell)
+  return a:shell =~# 'powershell\(\.exe\)\?$' || a:shell =~# 'pwsh\(\.exe\)\?$'
+endfunction
+
+function! s:isabsolute(dir) abort
+  return a:dir =~# '^/' || (has('win32') && a:dir =~? '^\%(\\\|[A-Z]:\)')
+endfunction
+
+function! s:git_dir(dir) abort
+  let gitdir = s:trim(a:dir) . '/.git'
+  if isdirectory(gitdir)
+    return gitdir
+  endif
+  if !filereadable(gitdir)
+    return ''
+  endif
+  let gitdir = matchstr(get(readfile(gitdir), 0, ''), '^gitdir: \zs.*')
+  if len(gitdir) && !s:isabsolute(gitdir)
+    let gitdir = a:dir . '/' . gitdir
+  endif
+  return isdirectory(gitdir) ? gitdir : ''
+endfunction
+
+function! s:git_origin_url(dir) abort
+  let gitdir = s:git_dir(a:dir)
+  let config = gitdir . '/config'
+  if empty(gitdir) || !filereadable(config)
+    return ''
+  endif
+  return matchstr(join(readfile(config)), '\[remote "origin"\].\{-}url\s*=\s*\zs\S*\ze')
+endfunction
+
+function! s:git_revision(dir) abort
+  let gitdir = s:git_dir(a:dir)
+  let head = gitdir . '/HEAD'
+  if empty(gitdir) || !filereadable(head)
+    return ''
+  endif
+
+  let line = get(readfile(head), 0, '')
+  let ref = matchstr(line, '^ref: \zs.*')
+  if empty(ref)
+    return line
+  endif
+
+  if filereadable(gitdir . '/' . ref)
+    return get(readfile(gitdir . '/' . ref), 0, '')
+  endif
+
+  if filereadable(gitdir . '/packed-refs')
+    for line in readfile(gitdir . '/packed-refs')
+      if line =~# ' ' . ref
+        return matchstr(line, '^[0-9a-f]*')
+      endif
+    endfor
+  endif
+
+  return ''
+endfunction
+
+function! s:git_local_branch(dir) abort
+  let gitdir = s:git_dir(a:dir)
+  let head = gitdir . '/HEAD'
+  if empty(gitdir) || !filereadable(head)
+    return ''
+  endif
+  let branch = matchstr(get(readfile(head), 0, ''), '^ref: refs/heads/\zs.*')
+  return len(branch) ? branch : 'HEAD'
+endfunction
+
+function! s:git_origin_branch(spec)
+  if len(a:spec.branch)
+    return a:spec.branch
+  endif
+
+  " The file may not be present if this is a local repository
+  let gitdir = s:git_dir(a:spec.dir)
+  let origin_head = gitdir.'/refs/remotes/origin/HEAD'
+  if len(gitdir) && filereadable(origin_head)
+    return matchstr(get(readfile(origin_head), 0, ''),
+                  \ '^ref: refs/remotes/origin/\zs.*')
+  endif
+
+  " The command may not return the name of a branch in detached HEAD state
+  let result = s:lines(s:system('git symbolic-ref --short HEAD', a:spec.dir))
+  return v:shell_error ? '' : result[-1]
+endfunction
+
+if s:is_win
+  function! s:plug_call(fn, ...)
+    let shellslash = &shellslash
+    try
+      set noshellslash
+      return call(a:fn, a:000)
+    finally
+      let &shellslash = shellslash
+    endtry
+  endfunction
+else
+  function! s:plug_call(fn, ...)
+    return call(a:fn, a:000)
+  endfunction
+endif
+
+function! s:plug_getcwd()
+  return s:plug_call('getcwd')
+endfunction
+
+function! s:plug_fnamemodify(fname, mods)
+  return s:plug_call('fnamemodify', a:fname, a:mods)
+endfunction
+
+function! s:plug_expand(fmt)
+  return s:plug_call('expand', a:fmt, 1)
+endfunction
+
+function! s:plug_tempname()
+  return s:plug_call('tempname')
+endfunction
+
+function! plug#begin(...)
+  if a:0 > 0
+    let home = s:path(s:plug_fnamemodify(s:plug_expand(a:1), ':p'))
+  elseif exists('g:plug_home')
+    let home = s:path(g:plug_home)
+  elseif has('nvim')
+    let home = stdpath('data') . '/plugged'
+  elseif !empty(&rtp)
+    let home = s:path(split(&rtp, ',')[0]) . '/plugged'
+  else
+    return s:err('Unable to determine plug home. Try calling plug#begin() with a path argument.')
+  endif
+  if s:plug_fnamemodify(home, ':t') ==# 'plugin' && s:plug_fnamemodify(home, ':h') ==# s:first_rtp
+    return s:err('Invalid plug home. '.home.' is a standard Vim runtime path and is not allowed.')
+  endif
+
+  let g:plug_home = home
+  let g:plugs = {}
+  let g:plugs_order = []
+  let s:triggers = {}
+
+  call s:define_commands()
+  return 1
+endfunction
+
+function! s:define_commands()
+  command! -nargs=+ -bar Plug call plug#(<args>)
+  if !executable('git')
+    return s:err('`git` executable not found. Most commands will not be available. To suppress this message, prepend `silent!` to `call plug#begin(...)`.')
+  endif
+  if has('win32')
+  \ && &shellslash
+  \ && (&shell =~# 'cmd\(\.exe\)\?$' || s:is_powershell(&shell))
+    return s:err('vim-plug does not support shell, ' . &shell . ', when shellslash is set.')
+  endif
+  if !has('nvim')
+    \ && (has('win32') || has('win32unix'))
+    \ && !has('multi_byte')
+    return s:err('Vim needs +multi_byte feature on Windows to run shell commands. Enable +iconv for best results.')
+  endif
+  command! -nargs=* -bar -bang -complete=customlist,s:names PlugInstall call s:install(<bang>0, [<f-args>])
+  command! -nargs=* -bar -bang -complete=customlist,s:names PlugUpdate  call s:update(<bang>0, [<f-args>])
+  command! -nargs=0 -bar -bang PlugClean call s:clean(<bang>0)
+  command! -nargs=0 -bar PlugUpgrade if s:upgrade() | execute 'source' s:esc(s:me) | endif
+  command! -nargs=0 -bar PlugStatus  call s:status()
+  command! -nargs=0 -bar PlugDiff    call s:diff()
+  command! -nargs=? -bar -bang -complete=file PlugSnapshot call s:snapshot(<bang>0, <f-args>)
+endfunction
+
+function! s:to_a(v)
+  return type(a:v) == s:TYPE.list ? a:v : [a:v]
+endfunction
+
+function! s:to_s(v)
+  return type(a:v) == s:TYPE.string ? a:v : join(a:v, "\n") . "\n"
+endfunction
+
+function! s:glob(from, pattern)
+  return s:lines(globpath(a:from, a:pattern))
+endfunction
+
+function! s:source(from, ...)
+  let found = 0
+  for pattern in a:000
+    for vim in s:glob(a:from, pattern)
+      execute 'source' s:esc(vim)
+      let found = 1
+    endfor
+  endfor
+  return found
+endfunction
+
+function! s:assoc(dict, key, val)
+  let a:dict[a:key] = add(get(a:dict, a:key, []), a:val)
+endfunction
+
+function! s:ask(message, ...)
+  call inputsave()
+  echohl WarningMsg
+  let answer = input(a:message.(a:0 ? ' (y/N/a) ' : ' (y/N) '))
+  echohl None
+  call inputrestore()
+  echo "\r"
+  return (a:0 && answer =~? '^a') ? 2 : (answer =~? '^y') ? 1 : 0
+endfunction
+
+function! s:ask_no_interrupt(...)
+  try
+    return call('s:ask', a:000)
+  catch
+    return 0
+  endtry
+endfunction
+
+function! s:lazy(plug, opt)
+  return has_key(a:plug, a:opt) &&
+        \ (empty(s:to_a(a:plug[a:opt]))         ||
+        \  !isdirectory(a:plug.dir)             ||
+        \  len(s:glob(s:rtp(a:plug), 'plugin')) ||
+        \  len(s:glob(s:rtp(a:plug), 'after/plugin')))
+endfunction
+
+function! plug#end()
+  if !exists('g:plugs')
+    return s:err('plug#end() called without calling plug#begin() first')
+  endif
+
+  if exists('#PlugLOD')
+    augroup PlugLOD
+      autocmd!
+    augroup END
+    augroup! PlugLOD
+  endif
+  let lod = { 'ft': {}, 'map': {}, 'cmd': {} }
+
+  if get(g:, 'did_load_filetypes', 0)
+    filetype off
+  endif
+  for name in g:plugs_order
+    if !has_key(g:plugs, name)
+      continue
+    endif
+    let plug = g:plugs[name]
+    if get(s:loaded, name, 0) || !s:lazy(plug, 'on') && !s:lazy(plug, 'for')
+      let s:loaded[name] = 1
+      continue
+    endif
+
+    if has_key(plug, 'on')
+      let s:triggers[name] = { 'map': [], 'cmd': [] }
+      for cmd in s:to_a(plug.on)
+        if cmd =~? '^<Plug>.\+'
+          if empty(mapcheck(cmd)) && empty(mapcheck(cmd, 'i'))
+            call s:assoc(lod.map, cmd, name)
+          endif
+          call add(s:triggers[name].map, cmd)
+        elseif cmd =~# '^[A-Z]'
+          let cmd = substitute(cmd, '!*$', '', '')
+          if exists(':'.cmd) != 2
+            call s:assoc(lod.cmd, cmd, name)
+          endif
+          call add(s:triggers[name].cmd, cmd)
+        else
+          call s:err('Invalid `on` option: '.cmd.
+          \ '. Should start with an uppercase letter or `<Plug>`.')
+        endif
+      endfor
+    endif
+
+    if has_key(plug, 'for')
+      let types = s:to_a(plug.for)
+      if !empty(types)
+        augroup filetypedetect
+        call s:source(s:rtp(plug), 'ftdetect/**/*.vim', 'after/ftdetect/**/*.vim')
+        if has('nvim-0.5.0')
+          call s:source(s:rtp(plug), 'ftdetect/**/*.lua', 'after/ftdetect/**/*.lua')
+        endif
+        augroup END
+      endif
+      for type in types
+        call s:assoc(lod.ft, type, name)
+      endfor
+    endif
+  endfor
+
+  for [cmd, names] in items(lod.cmd)
+    execute printf(
+    \ 'command! -nargs=* -range -bang -complete=file %s call s:lod_cmd(%s, "<bang>", <line1>, <line2>, <q-args>, %s)',
+    \ cmd, string(cmd), string(names))
+  endfor
+
+  for [map, names] in items(lod.map)
+    for [mode, map_prefix, key_prefix] in
+          \ [['i', '<C-\><C-O>', ''], ['n', '', ''], ['v', '', 'gv'], ['o', '', '']]
+      execute printf(
+      \ '%snoremap <silent> %s %s:<C-U>call <SID>lod_map(%s, %s, %s, "%s")<CR>',
+      \ mode, map, map_prefix, string(map), string(names), mode != 'i', key_prefix)
+    endfor
+  endfor
+
+  for [ft, names] in items(lod.ft)
+    augroup PlugLOD
+      execute printf('autocmd FileType %s call <SID>lod_ft(%s, %s)',
+            \ ft, string(ft), string(names))
+    augroup END
+  endfor
+
+  call s:reorg_rtp()
+  filetype plugin indent on
+  if has('vim_starting')
+    if has('syntax') && !exists('g:syntax_on')
+      syntax enable
+    end
+  else
+    call s:reload_plugins()
+  endif
+endfunction
+
+function! s:loaded_names()
+  return filter(copy(g:plugs_order), 'get(s:loaded, v:val, 0)')
+endfunction
+
+function! s:load_plugin(spec)
+  call s:source(s:rtp(a:spec), 'plugin/**/*.vim', 'after/plugin/**/*.vim')
+  if has('nvim-0.5.0')
+    call s:source(s:rtp(a:spec), 'plugin/**/*.lua', 'after/plugin/**/*.lua')
+  endif
+endfunction
+
+function! s:reload_plugins()
+  for name in s:loaded_names()
+    call s:load_plugin(g:plugs[name])
+  endfor
+endfunction
+
+function! s:trim(str)
+  return substitute(a:str, '[\/]\+$', '', '')
+endfunction
+
+function! s:version_requirement(val, min)
+  for idx in range(0, len(a:min) - 1)
+    let v = get(a:val, idx, 0)
+    if     v < a:min[idx] | return 0
+    elseif v > a:min[idx] | return 1
+    endif
+  endfor
+  return 1
+endfunction
+
+function! s:git_version_requirement(...)
+  if !exists('s:git_version')
+    let s:git_version = map(split(split(s:system(['git', '--version']))[2], '\.'), 'str2nr(v:val)')
+  endif
+  return s:version_requirement(s:git_version, a:000)
+endfunction
+
+function! s:progress_opt(base)
+  return a:base && !s:is_win &&
+        \ s:git_version_requirement(1, 7, 1) ? '--progress' : ''
+endfunction
+
+function! s:rtp(spec)
+  return s:path(a:spec.dir . get(a:spec, 'rtp', ''))
+endfunction
+
+if s:is_win
+  function! s:path(path)
+    return s:trim(substitute(a:path, '/', '\', 'g'))
+  endfunction
+
+  function! s:dirpath(path)
+    return s:path(a:path) . '\'
+  endfunction
+
+  function! s:is_local_plug(repo)
+    return a:repo =~? '^[a-z]:\|^[%~]'
+  endfunction
+
+  " Copied from fzf
+  function! s:wrap_cmds(cmds)
+    let cmds = [
+      \ '@echo off',
+      \ 'setlocal enabledelayedexpansion']
+    \ + (type(a:cmds) == type([]) ? a:cmds : [a:cmds])
+    \ + ['endlocal']
+    if has('iconv')
+      if !exists('s:codepage')
+        let s:codepage = libcallnr('kernel32.dll', 'GetACP', 0)
+      endif
+      return map(cmds, printf('iconv(v:val."\r", "%s", "cp%d")', &encoding, s:codepage))
+    endif
+    return map(cmds, 'v:val."\r"')
+  endfunction
+
+  function! s:batchfile(cmd)
+    let batchfile = s:plug_tempname().'.bat'
+    call writefile(s:wrap_cmds(a:cmd), batchfile)
+    let cmd = plug#shellescape(batchfile, {'shell': &shell, 'script': 0})
+    if s:is_powershell(&shell)
+      let cmd = '& ' . cmd
+    endif
+    return [batchfile, cmd]
+  endfunction
+else
+  function! s:path(path)
+    return s:trim(a:path)
+  endfunction
+
+  function! s:dirpath(path)
+    return substitute(a:path, '[/\\]*$', '/', '')
+  endfunction
+
+  function! s:is_local_plug(repo)
+    return a:repo[0] =~ '[/$~]'
+  endfunction
+endif
+
+function! s:err(msg)
+  echohl ErrorMsg
+  echom '[vim-plug] '.a:msg
+  echohl None
+endfunction
+
+function! s:warn(cmd, msg)
+  echohl WarningMsg
+  execute a:cmd 'a:msg'
+  echohl None
+endfunction
+
+function! s:esc(path)
+  return escape(a:path, ' ')
+endfunction
+
+function! s:escrtp(path)
+  return escape(a:path, ' ,')
+endfunction
+
+function! s:remove_rtp()
+  for name in s:loaded_names()
+    let rtp = s:rtp(g:plugs[name])
+    execute 'set rtp-='.s:escrtp(rtp)
+    let after = globpath(rtp, 'after')
+    if isdirectory(after)
+      execute 'set rtp-='.s:escrtp(after)
+    endif
+  endfor
+endfunction
+
+function! s:reorg_rtp()
+  if !empty(s:first_rtp)
+    execute 'set rtp-='.s:first_rtp
+    execute 'set rtp-='.s:last_rtp
+  endif
+
+  " &rtp is modified from outside
+  if exists('s:prtp') && s:prtp !=# &rtp
+    call s:remove_rtp()
+    unlet! s:middle
+  endif
+
+  let s:middle = get(s:, 'middle', &rtp)
+  let rtps     = map(s:loaded_names(), 's:rtp(g:plugs[v:val])')
+  let afters   = filter(map(copy(rtps), 'globpath(v:val, "after")'), '!empty(v:val)')
+  let rtp      = join(map(rtps, 'escape(v:val, ",")'), ',')
+                 \ . ','.s:middle.','
+                 \ . join(map(afters, 'escape(v:val, ",")'), ',')
+  let &rtp     = substitute(substitute(rtp, ',,*', ',', 'g'), '^,\|,$', '', 'g')
+  let s:prtp   = &rtp
+
+  if !empty(s:first_rtp)
+    execute 'set rtp^='.s:first_rtp
+    execute 'set rtp+='.s:last_rtp
+  endif
+endfunction
+
+function! s:doautocmd(...)
+  if exists('#'.join(a:000, '#'))
+    execute 'doautocmd' ((v:version > 703 || has('patch442')) ? '<nomodeline>' : '') join(a:000)
+  endif
+endfunction
+
+function! s:dobufread(names)
+  for name in a:names
+    let path = s:rtp(g:plugs[name])
+    for dir in ['ftdetect', 'ftplugin', 'after/ftdetect', 'after/ftplugin']
+      if len(finddir(dir, path))
+        if exists('#BufRead')
+          doautocmd BufRead
+        endif
+        return
+      endif
+    endfor
+  endfor
+endfunction
+
+function! plug#load(...)
+  if a:0 == 0
+    return s:err('Argument missing: plugin name(s) required')
+  endif
+  if !exists('g:plugs')
+    return s:err('plug#begin was not called')
+  endif
+  let names = a:0 == 1 && type(a:1) == s:TYPE.list ? a:1 : a:000
+  let unknowns = filter(copy(names), '!has_key(g:plugs, v:val)')
+  if !empty(unknowns)
+    let s = len(unknowns) > 1 ? 's' : ''
+    return s:err(printf('Unknown plugin%s: %s', s, join(unknowns, ', ')))
+  end
+  let unloaded = filter(copy(names), '!get(s:loaded, v:val, 0)')
+  if !empty(unloaded)
+    for name in unloaded
+      call s:lod([name], ['ftdetect', 'after/ftdetect', 'plugin', 'after/plugin'])
+    endfor
+    call s:dobufread(unloaded)
+    return 1
+  end
+  return 0
+endfunction
+
+function! s:remove_triggers(name)
+  if !has_key(s:triggers, a:name)
+    return
+  endif
+  for cmd in s:triggers[a:name].cmd
+    execute 'silent! delc' cmd
+  endfor
+  for map in s:triggers[a:name].map
+    execute 'silent! unmap' map
+    execute 'silent! iunmap' map
+  endfor
+  call remove(s:triggers, a:name)
+endfunction
+
+function! s:lod(names, types, ...)
+  for name in a:names
+    call s:remove_triggers(name)
+    let s:loaded[name] = 1
+  endfor
+  call s:reorg_rtp()
+
+  for name in a:names
+    let rtp = s:rtp(g:plugs[name])
+    for dir in a:types
+      call s:source(rtp, dir.'/**/*.vim')
+      if has('nvim-0.5.0')  " see neovim#14686
+        call s:source(rtp, dir.'/**/*.lua')
+      endif
+    endfor
+    if a:0
+      if !s:source(rtp, a:1) && !empty(s:glob(rtp, a:2))
+        execute 'runtime' a:1
+      endif
+      call s:source(rtp, a:2)
+    endif
+    call s:doautocmd('User', name)
+  endfor
+endfunction
+
+function! s:lod_ft(pat, names)
+  let syn = 'syntax/'.a:pat.'.vim'
+  call s:lod(a:names, ['plugin', 'after/plugin'], syn, 'after/'.syn)
+  execute 'autocmd! PlugLOD FileType' a:pat
+  call s:doautocmd('filetypeplugin', 'FileType')
+  call s:doautocmd('filetypeindent', 'FileType')
+endfunction
+
+function! s:lod_cmd(cmd, bang, l1, l2, args, names)
+  call s:lod(a:names, ['ftdetect', 'after/ftdetect', 'plugin', 'after/plugin'])
+  call s:dobufread(a:names)
+  execute printf('%s%s%s %s', (a:l1 == a:l2 ? '' : (a:l1.','.a:l2)), a:cmd, a:bang, a:args)
+endfunction
+
+function! s:lod_map(map, names, with_prefix, prefix)
+  call s:lod(a:names, ['ftdetect', 'after/ftdetect', 'plugin', 'after/plugin'])
+  call s:dobufread(a:names)
+  let extra = ''
+  while 1
+    let c = getchar(0)
+    if c == 0
+      break
+    endif
+    let extra .= nr2char(c)
+  endwhile
+
+  if a:with_prefix
+    let prefix = v:count ? v:count : ''
+    let prefix .= '"'.v:register.a:prefix
+    if mode(1) == 'no'
+      if v:operator == 'c'
+        let prefix = "\<esc>" . prefix
+      endif
+      let prefix .= v:operator
+    endif
+    call feedkeys(prefix, 'n')
+  endif
+  call feedkeys(substitute(a:map, '^<Plug>', "\<Plug>", '') . extra)
+endfunction
+
+function! plug#(repo, ...)
+  if a:0 > 1
+    return s:err('Invalid number of arguments (1..2)')
+  endif
+
+  try
+    let repo = s:trim(a:repo)
+    let opts = a:0 == 1 ? s:parse_options(a:1) : s:base_spec
+    let name = get(opts, 'as', s:plug_fnamemodify(repo, ':t:s?\.git$??'))
+    let spec = extend(s:infer_properties(name, repo), opts)
+    if !has_key(g:plugs, name)
+      call add(g:plugs_order, name)
+    endif
+    let g:plugs[name] = spec
+    let s:loaded[name] = get(s:loaded, name, 0)
+  catch
+    return s:err(repo . ' ' . v:exception)
+  endtry
+endfunction
+
+function! s:parse_options(arg)
+  let opts = copy(s:base_spec)
+  let type = type(a:arg)
+  let opt_errfmt = 'Invalid argument for "%s" option of :Plug (expected: %s)'
+  if type == s:TYPE.string
+    if empty(a:arg)
+      throw printf(opt_errfmt, 'tag', 'string')
+    endif
+    let opts.tag = a:arg
+  elseif type == s:TYPE.dict
+    for opt in ['branch', 'tag', 'commit', 'rtp', 'dir', 'as']
+      if has_key(a:arg, opt)
+      \ && (type(a:arg[opt]) != s:TYPE.string || empty(a:arg[opt]))
+        throw printf(opt_errfmt, opt, 'string')
+      endif
+    endfor
+    for opt in ['on', 'for']
+      if has_key(a:arg, opt)
+      \ && type(a: