vim: create a main setup function

config/nvim/init.lua

@@ -1,13 +1,2 @@
-vim.g.mapleader = ' '
+require('fschauen').setup()
-vim.g.maplocalleader = ','
-
-require 'fschauen.setup.globals'
-require 'fschauen.setup.options'
-require('fschauen.keymap').setup()
-require 'fschauen.setup.autocmd'
-require 'fschauen.setup.filetype'
-require 'fschauen.setup.diagnostic'
-require 'fschauen.setup.lazy'
-
-require('fschauen').colorscheme('gruvbox')
 

config/nvim/lua/fschauen/diagnostic.lua

@@ -1,4 +1,4 @@
-M = {}
+local M = {}
 
 local diag_opts = {
   wrap = false, -- don't wrap around the begin/end of file
@@ -41,5 +41,32 @@ M.hide = function(bufnr)
   vim.diagnostic.hide(nil, bufnr or 0)
 end
 
+---Customize nvim's diagnostics display.
+M.setup = function()
+  vim.diagnostic.config {
+    underline = false,
+    virtual_text = {
+      spacing = 6,
+      prefix = '●',
+    },
+    float = {
+      border = 'rounded',
+    },
+    severity_sort = true,
+  }
+
+  local signs = {
+    Error = ' ',
+    Warn = ' ',
+    Info = ' ',
+    Hint = ' ',
+  }
+
+  for type, icon in pairs(signs) do
+    local hl = 'DiagnosticSign' .. type
+    vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = hl })
+  end
+end
+
 return M
 

config/nvim/lua/fschauen/init.lua

@@ -1,53 +1,232 @@
 local M = {}
 
---- Flip function arguments.
+P = function(v)
----
+  print(vim.inspect(v))
----   flip(f)(a, b) == f(b, a)
+  return v
----
----@param f function: function to flip.
----@return function: function that takes `f`'s arguments flipped.
-M.flip = function(f)
-  return function(a, b)
-    return f(b, a)
-  end
 end
 
---- Concatenate lists.
+R = function(module)
----
+  require('plenary.reload').reload_module(module)
----   extend({'a', 'b'}, {'c', 'd'}) == {'a', 'b', 'c', 'd'}
+  return require(module)
----   extend({1, 2}, {3, 4}, {5, 6}) == {1, 2, 3, 4, 5, 6}
----
----@param ... table: lists to concatenate.
----@return table: concatenation of arguments.
-M.concat = function(...)
-  local result = {}
-  for _, tbl in ipairs {...} do
-    for _, v in pairs(tbl) do
-      result[#result+1] = v
-    end
-  end
-  return result
 end
 
---- Partial function application.
+local set_options = function()
----
+  vim.g.mapleader = ' '
----   partial(f, x)(...)    == f(x, ...)
+  vim.g.maplocalleader = ','
----   partial(f, x, y)(...) == f(x, y, ...)
+
----
+  vim.cmd [[let &t_8f = "\<ESC>[38:2:%lu:%lu:%lum"]]
----@param f function: function to partially apply.
+  vim.cmd [[let &t_8b = "\<ESC>[48:2:%lu:%lu:%lum"]]
----@param ... any: arguments to bind.
+
----@return function: partially applied function.
+  local o = vim.opt
-M.partial = function(f, ...)
+
-  local argv = {...}
+  -- General
-  return function(...)
+  o.belloff     = 'all'           -- never ring bells
-    return f(unpack(M.concat(argv, {...})))
+  o.hidden      = true            -- hide abandoned buffers
-  end
+  o.clipboard   = 'unnamedplus'   -- synchronize with system clipboard
+  o.lazyredraw  = true            -- don't redraw screen during macros
+  o.modelines   = 0               -- never use modelines
+  o.fileformats = 'unix,mac,dos'  -- prioritize unix <EOL> format
+  o.pastetoggle = '<F20>'         -- toggle paste with P on Moonlander
+
+  o.swapfile    = false           -- don't use swap files
+  o.writebackup = true            -- Make a backup before writing a file...
+  o.backup      = false           -- ...but don't keep it around.
+  o.undofile    = true            -- write undo history
+
+  o.shortmess:append 'I'          -- no intro message when starting Vim
+  o.shada = {
+    "'1000",    -- remember marks for this many files
+    "/1000",    -- remember this many search patterns
+    ":1000",    -- remember this many command line items
+    "<100",     -- maximum number of lines to remember per register
+    "h",        -- disable 'hlsearch' while reading shada file
+    "s100",     -- limit size of remembered items to this many KiB
+  }
+
+  -- Searching
+  o.ignorecase = true     -- Ignore case when searching...
+  o.smartcase  = true     -- ...unless pattern contains uppercase characters.
+  o.wrapscan   = false    -- Don't wrap around the end of the file when searching.
+
+  -- Editing
+  o.expandtab     = true     -- use spaces when <Tab> is inserted
+  o.tabstop       = 4        -- tabs are 4 spaces
+  o.shiftwidth    = 0        -- (auto)indent using 'tabstop' spaces
+  o.smartindent   = true     -- use smart autoindenting
+  o.inccommand    = 'split'  -- preview command partial results
+  o.joinspaces    = false    -- use one space after a period whe joining lines
+  o.showmatch     = true     -- briefly jump to matching bracket if insert one
+  o.virtualedit   = 'block'  -- position the cursor anywhere in Visual Block mode
+  o.formatlistpat = [[^\s*\(\d\+[\]:.)}\t ]\|[-+*]\|[\[(][ x][\])]\)\s*]]
+  o.completeopt   = {
+    'menu',       -- show completions in a popup menu
+    'preview',    -- show extra information about the selected match
+    'noinsert',   -- don't insert text until I select a match
+    'noselect',   -- don't pre-select the first match in the menu
+  }
+
+  local fmt = o.formatoptions
+  fmt:remove 't'   -- Don't auto-wrap on 'textwidth'...
+  fmt:append 'c'   -- ...but do it within comment blocks...
+  fmt:append 'l'   -- ...but not if line was already long before entering Insert mode.
+  fmt:append 'r'   -- Insert comment leader when pressing Enter...
+  fmt:remove 'o'   -- ...but not when opening a new line with o & O.
+  fmt:append 'q'   -- allow formatting of comments with gq
+  fmt:remove 'a'   -- don't auto-format every time text is inserted
+  fmt:append 'n'   -- indent lists automatically acc. 'formatlistpat'
+  fmt:append 'j'   -- remove comment leader when joining lines
+  fmt:append '1'   -- don't break lines after a one letter word but rather before it
+
+  -- Appearance
+  o.termguicolors  = true    -- use "gui" :higlight instead of "cterm"
+  o.showmode       = false   -- don't show mode (shown in statusline instead)
+  o.relativenumber = true    -- Start off with relative line numbers...
+  o.number         = true    -- ...but real number for current line.
+  o.wrap           = false   -- don't wrap long lines initially
+  o.textwidth      = 80      -- maximum width for text being inserted
+  o.colorcolumn    = '+1'    -- highlight column after 'textwidth'
+  o.cursorline     = true    -- highlight the line of the cursor...
+  o.cursorlineopt  = 'number'-- ...but only the line number
+  o.showbreak      = '⤷ '    -- prefix for wrapped lines
+  o.scrolloff      = 3       -- min. # of lines above and below cursor
+  o.sidescrolloff  = 3       -- min. # of columns to left and right of cursor
+  o.signcolumn     = 'number' -- display signs in 'number' column
+  o.list           = false    -- don't show invisible characters initially
+  o.listchars      = {
+    eol = '↲',
+    tab = '» ',
+    extends = '…',
+    precedes = '…',
+    trail = '·',
+    conceal = '┊',
+  }
+  o.fillchars = {
+    diff = '⋅',
+  }
+
+  -- Wildcard Expansion
+  o.wildignore = {
+    '.git',
+    '.svn',
+    '__pycache__',
+    '**/tmp/**',
+    '*.DS_Store',
+    '*.dll',
+    '*.egg-info',
+    '*.exe',
+    '*.gif',
+    '*.jpeg',
+    '*.jpg',
+    '*.o',
+    '*.obj',
+    '*.out',
+    '*.png',
+    '*.pyc',
+    '*.so',
+    '*.zip',
+    '*~',
+  }
+  o.wildignorecase = true            -- ignore case when completing file names
+  o.wildmode       = 'longest:full'  -- longest common prefix first, then wildmenu
+
+  -- Window Splitting
+  o.splitbelow  = true               -- :split below current window
+  o.splitright  = true               -- :vsplit to the right of current window
+  o.equalalways = false              -- don't resize all windows when splitting
+
+  -- Folding
+  o.foldenable     = true            -- enable folding
+  o.foldlevelstart = 100             -- start with all folds open
+  o.foldmethod     = 'syntax'        -- fold based on syntax by default
+  o.foldnestmax    = 10              -- limit nested folds to 10 levels
+
+  -- Options for diff mode
+  o.diffopt = {     -- better side-by-side diffs
+  'filler',       -- show filler lines (so text is vertically synced)
+  'vertical',     -- use vertical splits (files side-by-side)
+  'closeoff',     -- disable diff mode when one window is closed
+}
 end
 
-M.colorscheme = function(name)
+local bootstrap_lazy = function(path)
-  vim.cmd('silent! colorscheme ' .. name)
+  if not vim.loop.fs_stat(path) then
+    vim.fn.system {
+      'git',
+      'clone',
+      '--filter=blob:none',
+      '--branch=stable',
+      'https://github.com/folke/lazy.nvim.git',
+      path,
+    }
+  end
+  vim.opt.rtp:prepend(path)
+  return vim.F.npcall(require, 'lazy')
+end
+
+local setup_plugins = function()
+  local lazy = bootstrap_lazy(vim.fn.stdpath('data') .. '/lazy/lazy.nvim')
+  if not lazy then
+    vim.notify('Lazy not installed and failed to bootstrap!', vim.log.levels.WARN)
+    return
+  end
+
+  lazy.setup {
+    spec = 'fschauen.plugins',
+    -- defaults = {
+      --   lazy = true,
+      -- },
+      dev = {
+        path = '~/Projects/nvim-plugins',
+        fallback = true,
+      },
+      ui = {
+        border = 'rounded',
+        title = '  Lazy  ',
+      },
+      performance = {
+        rtp = {
+          disabled_plugins = {
+            'gzip',
+            'matchit',
+            'matchparen',
+            'netrwPlugin',
+            'tarPlugin',
+            'tohtml',
+            'tutor',
+            'zipPlugin',
+          },
+        },
+      },
+    }
+end
+
+M.setup = function()
+  set_options()
+
+  require('fschauen.keymap').setup()
+  require('fschauen.diagnostic').setup()
+
+  vim.api.nvim_create_autocmd('TextYankPost', {
+    desc = 'Briefly highlight yanked text.',
+    group = vim.api.nvim_create_augroup('fschauen.yank', { clear = true } ),
+    pattern = '*',
+    callback = function(_) vim.highlight.on_yank() end
+  })
+
+  vim.filetype.add {
+    pattern = {
+      ['${HOME}/.ssh/config.d/.*'] = 'sshconfig',
+      ['.*/ssh/config'] = 'sshconfig',
+      ['.*/git/config'] = 'gitconfig',
+    }
+  }
+
+  setup_plugins()
+
+  local colorscheme = 'gruvbox'
+  vim.cmd('silent! colorscheme ' .. colorscheme)
   if vim.v.errmsg ~= '' then
-    vim.notify(string.format('Colorscheme %s not found!', name), vim.log.levels.WARN)
+    vim.notify(('Colorscheme %s not found!'):format(colorscheme), vim.log.levels.WARN)
   end
 end
 

config/nvim/lua/fschauen/keymap.lua

@@ -24,73 +24,73 @@ end
 
 local keymap = {
   -- better navigation for wrapped lines
-  { 'j', 'gj' },
+    { 'j', 'gj' },
-  { 'k', 'gk' },
+    { 'k', 'gk' },
 
   -- maintain cursor position when joining lines
-  { 'J', 'mzJ`z' },
+    { 'J', 'mzJ`z' },
 
   -- retain selection when making changes in visual mode
-  {  '<c-a>',  '<c-a>gv', 'v' },
+    {  '<c-a>',  '<c-a>gv', mode = 'v' },
-  {  '<c-x>',  '<c-x>gv', 'v' },
+    {  '<c-x>',  '<c-x>gv', mode = 'v' },
-  { 'g<c-a>', 'g<c-a>gv', 'v' },
+    { 'g<c-a>', 'g<c-a>gv', mode = 'v' },
-  { 'g<c-x>', 'g<c-x>gv', 'v' },
+    { 'g<c-x>', 'g<c-x>gv', mode = 'v' },
-  {      '>',  '><cr>gv', 'v' },
+    {      '>',  '><cr>gv', mode = 'v' },
-  {      '<',  '<<cr>gv', 'v' },
+    {      '<',  '<<cr>gv', mode = 'v' },
 
   -- place destination of important movements in the center of the screen
-  {     'n',     'nzzzv' },
+    {     'n',     'nzzzv' },
-  {     'N',     'Nzzzv' },
+    {     'N',     'Nzzzv' },
-  { '<c-d>', '<c-d>zzzv' },
+    { '<c-d>', '<c-d>zzzv' },
-  { '<c-u>', '<c-u>zzzv' },
+    { '<c-u>', '<c-u>zzzv' },
 
   -- easier window navigation
-  { '<c-j>', '<c-w>j' },
+    { '<c-j>', '<c-w>j' },
-  { '<c-k>', '<c-w>k' },
+    { '<c-k>', '<c-w>k' },
-  { '<c-h>', '<c-w>h' },
+    { '<c-h>', '<c-w>h' },
-  { '<c-l>', '<c-w>l' },
+    { '<c-l>', '<c-w>l' },
 
   -- window resizing
-  {    '<s-Up>',    window.resize_up(2), desc = 'Resize window upward'    },
+    {    '<s-Up>',    window.resize_up(2), desc = 'Resize window upward'    },
-  {  '<s-Down>',  window.resize_down(2), desc = 'Resize window downward'  },
+    {  '<s-Down>',  window.resize_down(2), desc = 'Resize window downward'  },
-  {  '<s-Left>',  window.resize_left(2), desc = 'Resize window leftward'  },
+    {  '<s-Left>',  window.resize_left(2), desc = 'Resize window leftward'  },
-  { '<s-Right>', window.resize_right(2), desc = 'Resize window rightward' },
+    { '<s-Right>', window.resize_right(2), desc = 'Resize window rightward' },
 
   -- easy tab navigation
-  { '<Right>', '<cmd>tabnext<cr>' },
+    { '<Right>', '<cmd>tabnext<cr>' },
-  {  '<Left>', '<cmd>tabprevious<cr>' },
+    {  '<Left>', '<cmd>tabprevious<cr>' },
 
   -- move lines up and down
-  { '<c-a-j>', [[:move .+1<cr>==]] },
+    { '<c-a-j>', [[:move .+1<cr>==]] },
-  { '<c-a-k>', [[:move .-2<cr>==]] },
+    { '<c-a-k>', [[:move .-2<cr>==]] },
-  { '<c-a-j>', [[:move '>+1<cr>gv=gv]], 'v' },
+    { '<c-a-j>', [[:move '>+1<cr>gv=gv]],     mode = 'v' },
-  { '<c-a-k>', [[:move '<-2<cr>gv=gv]], 'v' },
+    { '<c-a-k>', [[:move '<-2<cr>gv=gv]],     mode = 'v' },
-  { '<c-a-j>', [[<esc>:move .+1<cr>==gi]], 'i' },
+    { '<c-a-j>', [[<esc>:move .+1<cr>==gi]],  mode = 'i' },
-  { '<c-a-k>', [[<esc>:move .-2<cr>==gi]], 'i' },
+    { '<c-a-k>', [[<esc>:move .-2<cr>==gi]],  mode = 'i' },
 
   -- move to begin/end of line in insert mode
-  { '<c-a>', '<c-o>^', 'i' },
+    { '<c-a>', '<c-o>^', mode = 'i' },
-  { '<c-e>', '<c-o>$', 'i' },
+    { '<c-e>', '<c-o>$', mode = 'i' },
 
   -- move to begin of line in command mode (<c-e> moves to end by default)
-  { '<c-a>', '<c-b>', 'c' },
+    { '<c-a>', '<c-b>', mode = 'c' },
 
   -- more convenient way of entering normal mode from terminal mode
-  { [[<c-\><c-\>]], [[<c-\><c-n>]], 't' },
+    { [[<c-\><c-\>]], [[<c-\><c-n>]], mode = 't' },
 
   -- recall older/recent command-line from history
-  { '<c-j>', '<down>', 'c' },
+    { '<c-j>', '<down>', mode = 'c' },
-  { '<c-k>', '<up>',   'c' },
+    { '<c-k>', '<up>',   mode = 'c' },
 
   -- quickly change background
-  { '<leader>bg', [[<cmd>let &background = &background ==? 'light' ? 'dark' : 'light'<cr>]] },
+    { '<leader>bg', [[<cmd>let &background = &background ==? 'light' ? 'dark' : 'light'<cr>]] },
 
   -- navigate diagnostics
-  { '<leader>dj', diagnostic.goto_next },
+    { '<leader>dj', diagnostic.goto_next },
-  { '<leader>dk', diagnostic.goto_prev },
+    { '<leader>dk', diagnostic.goto_prev },
-  { '<leader>dd', diagnostic.toggle },
+    { '<leader>dd', diagnostic.toggle },
-  { '<leader>do', diagnostic.open_float },
+    { '<leader>do', diagnostic.open_float },
-  { '<leader>dh', diagnostic.hide },
+    { '<leader>dh', diagnostic.hide },
 
   telescope = {
     { '<leader>fa',  pickers.autocommands           ('  Autocommands'         ), desc = ' [a]utocommands'            },
@@ -126,7 +126,7 @@ local keymap = {
     --'<leader>fu'
     --'<leader>fv'
     { '<leader>fw',  pickers.selection              (--[[dynamic]])             , desc = ' [w]word under cursor'      },
-    { '<leader>fw',  pickers.selection              (--[[dynamic]]),        'v' , desc = ' visual [s]election'        },
+    { '<leader>fw',  pickers.selection              (--[[dynamic]]),  mode = 'v', desc = ' visual [s]election'        },
     --'<leader>fx'
     --'<leader>fy'
     { '<leader>fz',  pickers.spell_suggest          ('󰓆  Spelling suggestions') , desc = ' [z] spell suggestions'     },
@@ -152,17 +152,17 @@ local keymap = {
   },
 
   -- disable highlight until next search
-  { '<leader>h', '<cmd>nohlsearch<cr><esc>' },
+    { '<leader>h', '<cmd>nohlsearch<cr><esc>' },
 
   -- navigate items in quickfix and location lists
-  {      '<leader>j', '<cmd>cnext<cr>zz' },
+    {      '<leader>j', '<cmd>cnext<cr>zz' },
-  {      '<leader>k', '<cmd>cprevious<cr>zz' },
+    {      '<leader>k', '<cmd>cprevious<cr>zz' },
-  { '<localleader>j', '<cmd>lnext<cr>zz' },
+    { '<localleader>j', '<cmd>lnext<cr>zz' },
-  { '<localleader>k', '<cmd>lprevious<cr>zz' },
+    { '<localleader>k', '<cmd>lprevious<cr>zz' },
 
   -- toggle quickfix and loclist
-  {      '<leader>ll', window.toggle_quickfix,  desc = 'Toggle quickfix'  },
+    {      '<leader>ll', window.toggle_quickfix,  desc = 'Toggle quickfix'  },
-  { '<localleader>ll', window.toggle_loclist,   desc = 'Toggle loclist'   },
+    { '<localleader>ll', window.toggle_loclist,   desc = 'Toggle loclist'   },
 
   trouble = {
     { '<leader>lt', '<cmd>TroubleToggle<cr>' },
@@ -171,7 +171,7 @@ local keymap = {
   },
 
   -- quickly open lazy.nvim plugin manager
-  { '<leader>L', '<cmd>Lazy<cr>' },
+    { '<leader>L', '<cmd>Lazy<cr>' },
 
   nvim_tree = {
     { '<leader>nn', '<cmd>NvimTreeOpen<cr>' },
@@ -180,11 +180,11 @@ local keymap = {
   },
 
   -- toggle options
-  { '<leader>sn', toggle_number },
+    { '<leader>sn', toggle_number },
-  { '<leader>sr', toggle_relativenumber },
+    { '<leader>sr', toggle_relativenumber },
-  { '<leader>sl', '<cmd>set list!  | set list?<CR>' },
+    { '<leader>sl', '<cmd>set list!  | set list?<CR>' },
-  { '<leader>sw', '<cmd>set wrap!  | set wrap?<CR>' },
+    { '<leader>sw', '<cmd>set wrap!  | set wrap?<CR>' },
-  { '<leader>ss', '<cmd>set spell! | set spell?<CR>' },
+    { '<leader>ss', '<cmd>set spell! | set spell?<CR>' },
 
   virt_column = {
     { '<leader>sc', toggle_colorcolumn, desc = 'Toggle virtual colunn' },
@@ -213,16 +213,13 @@ local keymap = {
 }
 
 M.setup = function()
-  local keymap_set = vim.keymap.set
+  local set = vim.keymap.set
-  local set = function(opts)
-    local lhs, rhs, mode = opts[1], opts[2], opts[3] or 'n'
-    opts[1], opts[2], opts[3], opts.mode = nil, nil, nil, nil
-    opts.silent = opts.silent ~= false
-    keymap_set(mode, lhs, rhs, opts)
-  end
 
-  for _, mapping in ipairs(keymap) do
+  for _, map in ipairs(keymap) do
-    set(mapping)
+    local lhs, rhs, mode = map[1], map[2], map.mode or 'n'
+    map[1], map[2], map.mode = nil, nil, nil
+    map.silent = map.silent ~= false  -- silent by default
+    set(mode, lhs, rhs, map)
   end
 end
 

config/nvim/lua/fschauen/plugins/colorizer.lua

@@ -1,10 +1,10 @@
 return {
   'norcalli/nvim-colorizer.lua',
-
   cond = vim.opt.termguicolors:get(),
-
+  event = {
-  event = { 'BufReadPost', 'BufNewFile' },
+    'BufReadPost',
-
+    'BufNewFile'
+  },
   config = function()
     require('colorizer').setup(nil, {
       css = true,

config/nvim/lua/fschauen/plugins/completion.lua

@@ -1,23 +1,29 @@
+local repeat_mapping = function(value, keys)
+    local tbl = {}
+    for _, k in ipairs(keys) do tbl[k] = value end
+    return tbl
+end
+
+local transform_keymap = function(mappings, modes)
+  modes = modes or 'n'
+  modes = type(modes) == 'table' and modes or { modes }
+  local tbl = {}
+  for lhs, rhs in pairs(mappings) do
+    tbl[lhs] = repeat_mapping(rhs, modes)
+  end
+  return tbl
+end
+
+local cond = function(condition, yes, no)
+  return function(fallback)
+    if condition() then yes(fallback) else no(fallback) end
+  end
+end
+
 local config = function()
   local cmp = require 'cmp'
   local map = cmp.mapping
 
-  local fs = require 'fschauen'
-  local flip, partial = fs.flip, fs.partial
-
-  -- assign('i',        { key = func, ... }) == { key = { i = func }, ... }
-  -- assign({'i', 'c'}, { key = func, ... }) == { key = { i = func, c = func }, ...}
-  local assign_keymap = function(modes, keymap)
-    modes = type(modes) == 'table' and modes or { modes }
-    return vim.tbl_map(partial(flip(map), modes), keymap)
-  end
-
-  local cond = function(condition, yes, no)
-    return function(fallback)
-      if condition() then yes(fallback) else no(fallback) end
-    end
-  end
-
   local keymap = {
     ['<c-n>']    = cond(cmp.visible,
                         map.select_next_item { behavior = cmp.SelectBehavior.Select },
@@ -42,7 +48,7 @@ local config = function()
   }
 
   cmp.setup {
-    mapping = assign_keymap('i', keymap),
+    mapping = transform_keymap(keymap, 'i'),
 
     enabled = function()
       local c = require 'cmp.config.context'
@@ -128,9 +134,11 @@ local config = function()
   }
 
   cmp.setup.cmdline(':', {
-    mapping = assign_keymap('c', vim.tbl_extend('force', keymap, {
+    mapping = transform_keymap(
-      ['<tab>'] = cond(cmp.visible, map.confirm {select = true }, map.complete()),
+      vim.tbl_extend('force', keymap, {
-    })),
+        ['<tab>'] = cond(cmp.visible, map.confirm {select = true }, map.complete()),
+      }),
+      'c'),
 
     completion = {
       autocomplete = false,

config/nvim/lua/fschauen/plugins/lualine.lua

@@ -56,7 +56,6 @@ local config = function()
   local window_is_wide   = window_is_at_least(80)
   local window_is_medium = window_is_at_least(50)
 
-  local fs = require 'fschauen'
   local my = {
     paste = {
       function() return '' end,
@@ -92,7 +91,7 @@ local config = function()
 
     status = {
       function()
-        local flags = fs.concat(
+        local flags = vim.list_extend(
           vim.bo.modified and {'+'} or {},
           (vim.bo.readonly or not vim.bo.modifiable) and {'RO'} or {})
         return vim.fn.join(flags, ' ')
@@ -141,8 +140,8 @@ local config = function()
 
 
   local active_sections = vim.tbl_extend('force', inactive_sections, {
-    lualine_a = fs.concat({ my.paste, my.mode }, inactive_sections.lualine_a),
+    lualine_a = vim.list_extend({ my.paste, my.mode }, inactive_sections.lualine_a),
-    lualine_x = fs.concat({ 'diagnostics' }, inactive_sections.lualine_x),
+    lualine_x = vim.list_extend({ 'diagnostics' }, inactive_sections.lualine_x),
   })
 
   require('lualine').setup {

config/nvim/lua/fschauen/plugins/nginx.lua

@@ -1,5 +1,5 @@
 return {
   'chr4/nginx.vim',
-
   ft = 'nginx',
 }
+

config/nvim/lua/fschauen/plugins/swift.lua

@@ -1,6 +1,5 @@
   return {
     'keith/swift.vim',
-
     ft = 'swift',
   }
 

config/nvim/lua/fschauen/plugins/tabular.lua

@@ -1,6 +1,10 @@
 return {
   'godlygeek/tabular',
-
+  cmd ={
+    'AddTabularPattern',
+    'AddTabularPipeline',
+    'Tabularize',
+  },
   config = function()
     if vim.fn.exists('g:tabular_loaded') == 1 then
       vim.cmd [[ AddTabularPattern! first_comma /^[^,]*\zs,/ ]]

config/nvim/lua/fschauen/plugins/telescope.lua

@@ -78,6 +78,13 @@ return {
     require('telescope').setup(opts)
     require('telescope').load_extension 'fzf'
     require('telescope').load_extension 'file_browser'
+
+    vim.api.nvim_create_autocmd('User', {
+      desc = 'Enable line number in Telescope previewers.',
+      group = vim.api.nvim_create_augroup('fschauen.telescope', { clear = true } ),
+      pattern = 'TelescopePreviewerLoaded',
+      command = 'setlocal number'
+    })
   end
 }
 

config/nvim/lua/fschauen/plugins/visual-multi.lua.disabled

@@ -1,6 +1,5 @@
 return {
   'mg979/vim-visual-multi',
-
   init = function()
     vim.g.VM_leader = '\\'
     vim.g.VM_silent_exit = 1

config/nvim/lua/fschauen/setup/autocmd.lua

@@ -1,26 +0,0 @@
-local augroup = vim.api.nvim_create_augroup
-local autocmd = vim.api.nvim_create_autocmd
-
-local id = augroup("my_autocmds", { clear = true} )
-
-autocmd({'BufNewFile', 'BufRead'}, {
-  desc = 'Make it possible to use `gf` to jump to my neovim lua modules.',
-  group = id,
-  pattern = 'init.lua',
-  command = "setlocal path+=~/.config/nvim/lua includeexpr=substitute(v:fname,'\\\\.','/','g')"
-})
-
-autocmd('TextYankPost', {
-  desc = 'Briefly highlight yanked text.',
-  group = id,
-  pattern = '*',
-  callback = function(_) vim.highlight.on_yank() end
-})
-
-autocmd('User', {
-  desc = 'Enable line number in Telescope previewers.',
-  group = id,
-  pattern = 'TelescopePreviewerLoaded',
-  command = 'setlocal number'
-})
-

config/nvim/lua/fschauen/setup/diagnostic.lua

@@ -1,23 +0,0 @@
-vim.diagnostic.config {
-  underline = false,
-  virtual_text = {
-    spacing = 6,
-    prefix = '●',
-  },
-  float = {
-    border = 'rounded',
-  },
-  severity_sort = true,
-}
-
-local signs = {
-  Error = ' ',
-  Warn = ' ',
-  Info = ' ',
-  Hint = ' ',
-}
-
-for type, icon in pairs(signs) do
-  local hl = 'DiagnosticSign' .. type
-  vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = hl })
-end

config/nvim/lua/fschauen/setup/filetype.lua

@@ -1,8 +0,0 @@
-vim.filetype.add {
-  pattern = {
-    ['${HOME}/.ssh/config.d/.*'] = 'sshconfig',
-    ['.*/ssh/config'] = 'sshconfig',
-    ['.*/git/config'] = 'gitconfig',
-  }
-}
-

config/nvim/lua/fschauen/setup/globals.lua

@@ -1,19 +0,0 @@
-P = function(v)
-  print(vim.inspect(v))
-  return v
-end
-
-PP = function(v)
-  vim.print(v)
-  return v
-end
-
-RELOAD = function(...)
-  return require('plenary.reload').reload_module(...)
-end
-
-R = function(name)
-  RELOAD(name)
-  return require(name)
-end
-

config/nvim/lua/fschauen/setup/lazy.lua

@@ -1,49 +0,0 @@
-local lazy = (function()
-  local path = vim.fn.stdpath('data') .. '/lazy/lazy.nvim'
-  if not vim.loop.fs_stat(path) then
-    vim.fn.system {
-      'git',
-      'clone',
-      '--filter=blob:none',
-      '--branch=stable',
-      'https://github.com/folke/lazy.nvim.git',
-      path,
-    }
-  end
-  vim.opt.rtp:prepend(path)
-  return vim.F.npcall(require, 'lazy')
-end)()
-
-if lazy then
-  lazy.setup {
-    spec = 'fschauen.plugins',
-    -- defaults = {
-    --   lazy = true,
-    -- },
-    dev = {
-      path = '~/Projects/nvim-plugins',
-      fallback = true,
-    },
-    ui = {
-      border = 'rounded',
-      title = '  Lazy  ',
-    },
-    performance = {
-      rtp = {
-        disabled_plugins = {
-          'gzip',
-          'matchit',
-          'matchparen',
-          'netrwPlugin',
-          'tarPlugin',
-          'tohtml',
-          'tutor',
-          'zipPlugin',
-        },
-      },
-    },
-  }
-else
-  vim.notify('Lazy not installed and failed to bootstrap!', vim.log.levels.WARN)
-end
-

config/nvim/lua/fschauen/setup/options.lua

@@ -1,133 +0,0 @@
-vim.cmd [[let &t_8f = "\<ESC>[38:2:%lu:%lu:%lum"]]
-vim.cmd [[let &t_8b = "\<ESC>[48:2:%lu:%lu:%lum"]]
-
-local o = vim.opt
-
--- General
-o.belloff     = 'all'           -- never ring bells
-o.hidden      = true            -- hide abandoned buffers
-o.clipboard   = 'unnamedplus'   -- synchronize with system clipboard
-o.lazyredraw  = true            -- don't redraw screen during macros
-o.modelines   = 0               -- never use modelines
-o.fileformats = 'unix,mac,dos'  -- prioritize unix <EOL> format
-o.pastetoggle = '<F20>'         -- toggle paste with P on Moonlander
-
-o.swapfile    = false           -- don't use swap files
-o.writebackup = true            -- Make a backup before writing a file...
-o.backup      = false           -- ...but don't keep it around.
-o.undofile    = true            -- write undo history
-
-o.shortmess:append 'I'          -- no intro message when starting Vim
-o.shada = {
-  "'1000",    -- remember marks for this many files
-  "/1000",    -- remember this many search patterns
-  ":1000",    -- remember this many command line items
-  "<100",     -- maximum number of lines to remember per register
-  "h",        -- disable 'hlsearch' while reading shada file
-  "s100",     -- limit size of remembered items to this many KiB
-}
-
--- Searching
-o.ignorecase = true     -- Ignore case when searching...
-o.smartcase  = true     -- ...unless pattern contains uppercase characters.
-o.wrapscan   = false    -- Don't wrap around the end of the file when searching.
-
--- Editing
-o.expandtab     = true     -- use spaces when <Tab> is inserted
-o.tabstop       = 4        -- tabs are 4 spaces
-o.shiftwidth    = 0        -- (auto)indent using 'tabstop' spaces
-o.smartindent   = true     -- use smart autoindenting
-o.inccommand    = 'split'  -- preview command partial results
-o.joinspaces    = false    -- use one space after a period whe joining lines
-o.showmatch     = true     -- briefly jump to matching bracket if insert one
-o.virtualedit   = 'block'  -- position the cursor anywhere in Visual Block mode
-o.formatlistpat = [[^\s*\(\d\+[\]:.)}\t ]\|[-+*]\|[\[(][ x][\])]\)\s*]]
-o.completeopt   = {
-  'menu',       -- show completions in a popup menu
-  'preview',    -- show extra information about the selected match
-  'noinsert',   -- don't insert text until I select a match
-  'noselect',   -- don't pre-select the first match in the menu
-}
-
-local fmt = o.formatoptions
-fmt:remove 't'   -- Don't auto-wrap on 'textwidth'...
-fmt:append 'c'   -- ...but do it within comment blocks...
-fmt:append 'l'   -- ...but not if line was already long before entering Insert mode.
-fmt:append 'r'   -- Insert comment leader when pressing Enter...
-fmt:remove 'o'   -- ...but not when opening a new line with o & O.
-fmt:append 'q'   -- allow formatting of comments with gq
-fmt:remove 'a'   -- don't auto-format every time text is inserted
-fmt:append 'n'   -- indent lists automatically acc. 'formatlistpat'
-fmt:append 'j'   -- remove comment leader when joining lines
-fmt:append '1'   -- don't break lines after a one letter word but rather before it
-
--- Appearance
-o.termguicolors  = true    -- use "gui" :higlight instead of "cterm"
-o.showmode       = false   -- don't show mode (shown in statusline instead)
-o.relativenumber = true    -- Start off with relative line numbers...
-o.number         = true    -- ...but real number for current line.
-o.wrap           = false   -- don't wrap long lines initially
-o.textwidth      = 80      -- maximum width for text being inserted
-o.colorcolumn    = '+1'    -- highlight column after 'textwidth'
-o.cursorline     = true    -- highlight the line of the cursor...
-o.cursorlineopt  = 'number'-- ...but only the line number
-o.showbreak      = '⤷ '    -- prefix for wrapped lines
-o.scrolloff      = 3       -- min. # of lines above and below cursor
-o.sidescrolloff  = 3       -- min. # of columns to left and right of cursor
-o.signcolumn     = 'number' -- display signs in 'number' column
-o.list           = false    -- don't show invisible characters initially
-o.listchars      = {
-  eol = '↲',
-  tab = '» ',
-  extends = '…',
-  precedes = '…',
-  trail = '·',
-  conceal = '┊',
-}
-o.fillchars = {
-  diff = '⋅',
-}
-
--- Wildcard Expansion
-o.wildignore = {
-  '.git',
-  '.svn',
-  '__pycache__',
-  '**/tmp/**',
-  '*.DS_Store',
-  '*.dll',
-  '*.egg-info',
-  '*.exe',
-  '*.gif',
-  '*.jpeg',
-  '*.jpg',
-  '*.o',
-  '*.obj',
-  '*.out',
-  '*.png',
-  '*.pyc',
-  '*.so',
-  '*.zip',
-  '*~',
-}
-o.wildignorecase = true            -- ignore case when completing file names
-o.wildmode       = 'longest:full'  -- longest common prefix first, then wildmenu
-
--- Window Splitting
-o.splitbelow  = true               -- :split below current window
-o.splitright  = true               -- :vsplit to the right of current window
-o.equalalways = false              -- don't resize all windows when splitting
-
--- Folding
-o.foldenable     = true            -- enable folding
-o.foldlevelstart = 100             -- start with all folds open
-o.foldmethod     = 'syntax'        -- fold based on syntax by default
-o.foldnestmax    = 10              -- limit nested folds to 10 levels
-
--- Options for diff mode
-o.diffopt = {     -- better side-by-side diffs
-  'filler',       -- show filler lines (so text is vertically synced)
-  'vertical',     -- use vertical splits (files side-by-side)
-  'closeoff',     -- disable diff mode when one window is closed
-}
-