neovim: basic new config in lua

README.md

@@ -31,6 +31,7 @@
 
 ### :star2: Credits
 
+- [@glepnir](https://github.com/glepnir/nvim)'s Neovim config
 - [@hlissner](https://github.com/hlissner)'s zsh config
 - [@daviwil](https://github.com/daviwil)'s/[@tecosaur](https://tecosaur.github.io/emacs-config/config.html)'s Emacs configurations
 - [@begs](https://git.sr.ht/~begs/dotfiles)'s Waybar config

home/.config/nvim/after/ftplugin/json.vim

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+setlocal autoindent
+setlocal conceallevel=0
+setlocal expandtab
+setlocal foldmethod=syntax
+setlocal formatoptions=tcq2l
+setlocal shiftwidth=4
+setlocal softtabstop=4
+setlocal tabstop=8
+
+let s:bufname = expand('%:e')
+if s:bufname && s:bufname ==# 'jsonschema'
+  setlocal shiftwidth=2
+  setlocal softtabstop=2
+  setlocal tabstop=4
+endif

home/.config/nvim/after/ftplugin/jsonc.vim

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+setlocal autoindent
+setlocal conceallevel=0
+setlocal expandtab
+setlocal foldmethod=syntax
+setlocal formatoptions=tcq2l
+setlocal shiftwidth=2
+setlocal softtabstop=2
+setlocal tabstop=4

home/.config/nvim/after/ftplugin/make.vim

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+setlocal noexpandtab
+" https://mattn.kaoriya.net/software/vim/20070821175457.htm
+setlocal isfname-== isfname+=32 isfname-=I isfname-=L
+setlocal shiftwidth=2
+setlocal softtabstop=2
+setlocal tabstop=2

home/.config/nvim/after/ftplugin/markdown.vim

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+setlocal wrap
+setlocal nonumber norelativenumber

home/.config/nvim/after/ftplugin/tex.vim

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+setlocal wrap
+setlocal nonumber norelativenumber

home/.config/nvim/after/ftplugin/vim.vim

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+setlocal colorcolumn=120
+setlocal iskeyword+=:,#
+setlocal tags+=$DATA_PATH/tags

home/.config/nvim/after/ftplugin/yaml.vim

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+setlocal autoindent
+setlocal expandtab
+setlocal indentkeys-=<:>
+setlocal iskeyword+=-,$,#
+setlocal shiftwidth=2
+setlocal softtabstop=2
+setlocal tabstop=2

home/.config/nvim/init.lua

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+local disable_distribution_plugins = function()
+    vim.g.loaded_gzip              = 1
+    vim.g.loaded_tar               = 1
+    vim.g.loaded_tarPlugin         = 1
+    vim.g.loaded_zip               = 1
+    vim.g.loaded_zipPlugin         = 1
+    vim.g.loaded_getscript         = 1
+    vim.g.loaded_getscriptPlugin   = 1
+    vim.g.loaded_vimball           = 1
+    vim.g.loaded_vimballPlugin     = 1
+    vim.g.loaded_matchit           = 1
+    vim.g.loaded_matchparen        = 1
+    vim.g.loaded_2html_plugin      = 1
+    vim.g.loaded_logiPat           = 1
+    vim.g.loaded_rrhelper          = 1
+    vim.g.loaded_netrw             = 1
+    vim.g.loaded_netrwPlugin       = 1
+    vim.g.loaded_netrwSettings     = 1
+    vim.g.loaded_netrwFileHandlers = 1
+end
+
+local leader_map = function()
+  vim.g.mapleader = ' '
+  vim.api.nvim_set_keymap('n',' ','',{noremap = true})
+  vim.api.nvim_set_keymap('x',' ','',{noremap = true})
+end
+
+local load_core = function()
+    require('options')
+    disable_distribution_plugins()
+    leader_map()
+    require('plugins')
+    require('events').load_autocmds()
+end
+
+load_core()

home/.config/nvim/lua/events.lua

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+local plug_dir = vim.fn.stdpath('config') .. '/lua'
+local M = {}
+
+function M.packer_compile()
+    local file = vim.fn.expand('%:p')
+    if file:match(plug_dir) then
+        vim.api.nvim_command('PackerCompile')
+    end
+end
+
+function M.nvim_create_augroups(definitions)
+  for group_name, definition in pairs(definitions) do
+    vim.api.nvim_command('augroup '..group_name)
+    vim.api.nvim_command('autocmd!')
+    for _, def in ipairs(definition) do
+      local command = table.concat(vim.tbl_flatten{'autocmd', def}, ' ')
+      vim.api.nvim_command(command)
+    end
+    vim.api.nvim_command('augroup END')
+  end
+end
+
+function M.load_autocmds()
+    local definitions = {
+        packer = {
+            {"BufWritePost", "*.lua", "lua require('events').packer_compile()"};
+        };
+
+        -- Edit binary files in hex with xxd (:%!xxd and :%!xxd -r)
+        -- or using nvim -b to edit files using xxd-format
+        binary = {
+            {"BufReadPre"  , "*.bin,*.exe", "let &bin=1"};
+            {"BufReadPost" , "*.bin,*.exe", "if &bin | %!xxd"};
+            {"BufReadPost" , "*.bin,*.exe", "set ft=xxd | endif"};
+            {"BufWritePre" , "*.bin,*.exe", "if &bin | %!xxd -r"};
+            {"BufWritePre" , "*.bin,*.exe", "endif"};
+            {"BufWritePost", "*.bin,*.exe", "if &bin | %!xxd"};
+            {"BufWritePost", "*.bin,*.exe", "set nomod | endif"};
+        };
+
+        document = {
+            {"BufNewFile,BufEnter,BufRead", "*.md,*.mkd", "setfiletype markdown"};
+            {"BufNewFile,BufEnter,BufRead", "*.tex", "setfiletype tex"};
+            {"BufNewFile,BufRead", "*.md,*.mkd", "setlocal spell"};
+            {"BufNewFile,BufRead", "*.tex", "setlocal spell"};
+        };
+
+        wins = {
+            -- Equalize window dimensions when resizing vim window
+            {"VimResized", "*", [[tabdo wincmd =]]};
+            -- Force write shada on leaving nvim
+            {"VimLeave", "*", [[if has('nvim') | wshada! | else | wviminfo! | endif]]};
+            -- Check if file changed when its window is focus, more eager than 'autoread'
+            {"FocusGained", "* checktime"};
+        };
+
+        yank = {
+            {"TextYankPost", [[* silent! lua vim.highlight.on_yank({higroup="IncSearch", timeout=300})]]};
+        };
+    }
+
+    M.nvim_create_augroups(definitions)
+end
+
+return M

home/.config/nvim/lua/modules/nord.lua

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+local function nord_options()
+    vim.g.nord_contrast = true
+    vim.g.nord_borders = true
+    vim.g.nord_disable_background = false
+    vim.g.nord_cursorline_transparent = false
+
+    require('nord').set()
+end
+
+nord_options()

home/.config/nvim/lua/options.lua

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+local opt = vim.opt
+
+local function load_options()
+    -- General settings
+    opt.termguicolors  = true;
+    -- opt.background     = 'dark';
+    opt.mouse          = 'nv';
+    opt.errorbells     = false;
+    opt.visualbell     = false;
+    opt.hidden         = true;
+    opt.fileformats    = 'unix';
+    opt.magic          = true;
+    opt.virtualedit    = 'block';
+    opt.encoding       = 'utf-8';
+    opt.fileencoding   = 'utf-8';
+    opt.clipboard      = 'unnamedplus';
+    opt.wildignorecase = true;
+    opt.wildignore     = '.git,.hg,.svn,*.pyc,*.o,*.out,*.jpg,*.jpeg,*.png,*.gif,*.zip,**/tmp/**,*.DS_Store,**/node_modules/**';
+    opt.history        = 1000;
+    opt.showmode       = false;
+    opt.jumpoptions    = 'stack';
+    opt.formatoptions  = '1jcroql';
+    opt.shortmess      = 'aoOTIcF';
+    opt.startofline    = false;
+    opt.wrap           = false;
+    opt.sidescrolloff  = 4;
+    opt.scrolloff      = 4;
+    opt.whichwrap      = '<,>,[,],~';
+    opt.ruler          = true;
+    opt.display        = 'lastline';
+    -- opt.colorcolumn    = '80';
+    -- opt.cursorline     = true;
+    -- opt.backspace      = 'indent,eol,start';
+    opt.showcmd        = false;
+    opt.cmdheight      = 2;
+    opt.cmdwinheight   = 6;
+    opt.showtabline    = 2;
+    opt.laststatus     = 2;
+    opt.textwidth      = 80;
+    opt.synmaxcol      = 2500;
+    -- opt.shell          = 'bash';
+    opt.grepformat     = '%f:%l:%c:%m';
+    opt.grepprg        = 'rg --hidden --vimgrep --smart-case --';
+    opt.diffopt        = 'filler,iwhite,internal,algorithm:patience';
+
+    -- Transparency
+    opt.pumblend      = 10;
+    opt.winblend      = 10;
+
+    -- Conceal
+    opt.conceallevel   = 2;
+    opt.concealcursor  = 'niv';
+    -- opt.foldenable     = true;
+    opt.foldlevelstart = 99;
+
+    -- Case insensitive
+    opt.ignorecase     = true;
+    opt.smartcase      = true;
+    opt.infercase      = true;
+
+    -- Searching
+    opt.incsearch      = true;
+    opt.hlsearch       = false;
+    -- opt.wrapscan    = true;
+
+    -- Update time
+    opt.timeout        = true;
+    opt.ttimeout       = true;
+    opt.timeoutlen     = 300;
+    opt.ttimeoutlen    = 10;
+    opt.updatetime     = 150;
+    opt.redrawtime     = 1500;
+
+    -- No swapfile
+    opt.backup         = false;
+    opt.writebackup    = false;
+    opt.swapfile       = false;
+
+    -- Completion menu
+    opt.wildmenu       = true;
+    opt.wildmode       = 'full';
+    opt.complete       = '.,w,b,k';
+    opt.completeopt    = 'menuone,noselect';
+    opt.pumheight      = 16;
+    opt.helpheight     = 12;
+    opt.previewheight  = 12;
+
+    -- Window rules
+    opt.splitbelow     = true;
+    opt.splitright     = true;
+    opt.inccommand     = 'nosplit';
+    opt.switchbuf      = 'useopen';
+    opt.winwidth       = 30;
+    opt.winminwidth    = 10;
+    opt.equalalways    = false;
+
+    -- Left column
+    opt.signcolumn     = 'yes';
+    opt.number         = true;
+    opt.relativenumber = true;
+    opt.numberwidth    = 4;
+
+    -- 4 spaces = 1 tab
+    opt.tabstop        = 4;
+    opt.softtabstop    = 4;
+    opt.shiftwidth     = 4;
+    opt.smarttab       = true;
+    opt.expandtab      = true;
+    opt.smartindent    = true;
+    opt.autoindent     = true;
+    opt.shiftround     = true;
+
+    -- Trailings, line break
+    opt.list           = true;
+    opt.listchars      = 'tab:»·,nbsp:+,trail:·,extends:→,precedes:←';
+    opt.showbreak      = '↳  ';
+    opt.linebreak      = true;
+    opt.breakat        = [[\ \	;:,!?]];
+    -- opt.breakindentopt = 'shift:4,min:20';
+
+    -- Undo file path
+    opt.undofile       = true;
+    opt.undodir        = vim.fn.stdpath('data') .. '/undodir'
+
+    -- Python path
+    vim.g.python_host_prog  = '/usr/bin/python'
+    vim.g.python3_host_prog = '/usr/bin/python3'
+end
+
+load_options()

home/.config/nvim/lua/plugins.lua

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+local fn,api = vim.fn,vim.api
+local packer_dir = fn.stdpath('data') .. '/site/pack/packer/start/packer.nvim'
+
+if fn.empty(fn.glob(packer_dir)) > 0 then
+    fn.system({'git', 'clone', 'https://github.com/wbthomason/packer.nvim', packer_dir})
+    api.nvim_command('packadd packer.nvim')
+end
+
+local packer = require('packer')
+local use = packer.use
+
+return packer.startup(
+    function()
+        use 'wbthomason/packer.nvim'
+
+        -- Appearance / UI
+        use {
+            'shaunsingh/nord.nvim',
+            config = function()
+                require('modules.nord')
+            end
+        }
+        use {
+            'norcalli/nvim-colorizer.lua',
+            event = 'BufRead',
+            config = function()
+                require('colorizer').setup(
+                    {'*';},
+                    {
+                        RGB      = true;         -- #RGB hex codes
+                        RRGGBB   = true;         -- #RRGGBB hex codes
+                        names    = true;         -- "Name" codes like Blue
+                        RRGGBBAA = true;         -- #RRGGBBAA hex codes
+                        rgb_fn   = true;         -- CSS rgb() and rgba() functions
+                        hsl_fn   = true;         -- CSS hsl() and hsla() functions
+                        css      = true;         -- Enable all CSS features: rgb_fn, hsl_fn, names, RGB, RRGGBB
+                        css_fn   = true;         -- Enable all CSS *functions*: rgb_fn, hsl_fn
+                        mode     = 'background'; -- Set the display mode.
+                    })
+                vim.cmd('ColorizerReloadAllBuffers')
+            end
+        }
+    end
+)