vim: vimrc -> init.lua

init.lua

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+-- Author:      Konstantin Bukley <madundead@gmail.com>
+-- License:     WTFPL
+-- Description: Personal neovim configuration
+
+-- Helpers
+local cmd = vim.cmd  -- to execute Vim commands e.g. cmd('pwd')
+local fn = vim.fn    -- to call Vim functions e.g. fn.bufnr()
+local g = vim.g      -- a table to access global variables
+local opt = vim.opt  -- to set options
+
+local function map(mode, lhs, rhs, opts)
+  local options = { noremap = true }
+  if opts then options = vim.tbl_extend('force', options, opts) end
+  vim.api.nvim_set_keymap(mode, lhs, rhs, options)
+end
+
+local function nmap(lhs, rhs, opts)
+  map('n', lhs, rhs, opts)
+end
+
+require('packer').startup(function()
+  use 'wbthomason/packer.nvim'
+  use 'arcticicestudio/nord-vim'
+  use { 'nvim-treesitter/nvim-treesitter', run = ':TSUpdate' }
+  use 'tpope/vim-commentary'
+  use 'tpope/vim-surround'
+  use { 'junegunn/fzf', run = 'cd ~/.fzf && ./install --all' }
+  use 'junegunn/fzf.vim'
+  use 'junegunn/vim-easy-align'
+  use 'christoomey/vim-tmux-navigator'
+end)
+
+cmd('au TextYankPost * lua vim.highlight.on_yank { timeout = 250 }')
+cmd('colorscheme nord')
+
+opt.smartindent   = true            -- Autoindenting when starting a new line
+opt.tabstop       = 2               -- Tab counts as 2 columns
+opt.shiftwidth    = 2               -- Numbers of spaces to (auto)indent
+opt.expandtab     = true            -- Tabs to spaces
+opt.clipboard     = 'unnamed'       -- Share clipboard with the OS
+opt.number        = true            -- Display line numbers
+opt.fillchars     = 'diff:⣿,vert:│' -- Nicer separators
+opt.synmaxcol     = 500             -- Do not try to highlight lines longer than 500 characters
+opt.lazyredraw    = true            -- Do not redraw while running macros
+opt.showmatch     = true            -- Show matching braces
+opt.matchtime     = 2               -- Show matching braces for 2 tenths of second
+opt.showmode      = true            -- Shows when you are in insert mode
+opt.title         = true            -- Show title in console status bar
+opt.wrap          = false           -- Dont wrap lines
+opt.scrolloff     = 5               -- Keep 5 rows on the screen when scrolling
+opt.sidescrolloff = 15              -- Horizontal scrolloff
+opt.visualbell    = false           -- No visual bell
+opt.backup        = false           -- No backups
+opt.writebackup   = false           -- No backups
+opt.swapfile      = false           -- No backups
+opt.mouse         = 'a'             -- Support mouse (for proper mouse highlight)
+opt.list          = true            -- List mode
+opt.timeoutlen    = 1000            -- Delay for mappings
+opt.ttimeoutlen   = 0               -- Delay between modes
+opt.shellcmdflag  = '-ic'           -- Enables aliases from .bashrc in :! commands
+opt.grepprg       = 'rg -i --vimgrep'           -- TODO: check for existance of rg otherwise fallback to grep
+opt.diffopt:append({ vertical = true })         -- Vertical splits in diff mode
+opt.shortmess:append({ I = true })              -- Remove welcome message (:intro)
+opt.shortmess:append({ a = true })              -- Short messages for everything
+
+-- Ignore when autocompleting TODO: review
+opt.wildignore:append('*.o,*.obj,*~')
+opt.wildignore:append('*vim/backups*')
+opt.wildignore:append('*sass-cache*')
+opt.wildignore:append('*DS_Store*')
+opt.wildignore:append('vendor/rails/**')
+opt.wildignore:append('vendor/cache/**')
+opt.wildignore:append('*.gem')
+opt.wildignore:append('log/**,tmp/**')
+opt.wildignore:append('*.png,*.jpg,*.gif')
+
+-- TODO :h gcr
+-- " Disable cursor blink
+-- set gcr=a:blinkon0
+-- " Conceal mostly for markdown TODO :h conceallevel
+-- set conceallevel=2
+-- " Highlight VCS conflict markers TODO: translate to LUA
+-- match ErrorMsg '^\(<\|=\|>\)\{7\}\([^=].\+\)\?$'
+-- " Russian keymap support TODO: do I still need this?
+-- set langmap=ФИСВУАПРШОЛДЬТЩЗЙКЫЕГМЦЧНЯЖ;ABCDEFGHIJKLMNOPQRSTUVWXYZ:,фисвуапршолдьтщзйкыегмцчня;abcdefghijklmnopqrstuvwxyz
+-- " W invokes sudo TODO
+-- command! W w !sudo tee % > /dev/null
+
+g.mapleader = ' '
+
+-- Netrw
+g.netrw_banner    = 0
+g.netrw_liststyle = 4
+
+-- fzf
+g.fzf_preview_window = ''
+g.fzf_layout = { window = { width = 0.6, height = 0.6, border = 'sharp' } }
+
+--- Mappings
+-- Essentials
+nmap(';', ':')
+nmap(',,', '<C-^>')
+nmap('<leader>w', ':w<CR>') -- TODO: stop this madness, :h autowrite
+nmap('Q', ':q!<CR>')
+nmap('<leader><space>', ':nohlsearch<CR>', { silent = true })
+
+-- Convenience
+nmap('yy', 'Y')
+nmap('Y', 'y$')
+nmap('N', 'Nzz')
+nmap('n', 'nzz')
+nmap('j', 'gj')
+nmap('k', 'gk')
+nmap('H', '^')
+nmap('L', '$')
+nmap('J', 'mzJ`z')
+nmap('K', '<Nop>')
+nmap('gQ', '<Nop>')
+
+-- Tabs
+nmap('<leader>t', ':tabnew<CR>')
+nmap('<Tab>', ':tabnext<CR>')
+nmap('<S-Tab>', ':tabprevious<CR>')
+nmap('<leader>1', '1gt')
+nmap('<leader>2', '2gt')
+nmap('<leader>3', '3gt')
+nmap('<leader>4', '4gt')
+nmap('<leader>5', '5gt')
+
+-- Visual mode
+map('v', '.', ':normal .<CR>')
+map('v', 'J', ':m \'>+1<CR>gv=gv')
+map('v', 'K', ':m \'<-2<CR>gv=gv')
+map('v', '<', '<gv')
+map('v', '>', '>gv')
+
+-- fzf
+nmap('<leader>ff', ':Files<CR>')
+nmap('<leader>ft', ':Files ~/Tmp<CR>')
+nmap('<leader>fo', ":call fzf#run(fzf#wrap(fzf#vim#with_preview({ 'source': 'fd . --type f --extension=md --follow --exclude .git ~/ownCloud/Obsidian/Personal' })))<CR>", { silent = true })
+
+-- vim-easy-align
+map('x', 'ga', ':EasyAlign<CR>') -- TODO: this should allow for gaip, but does not
+map('v', 'ga', ':EasyAlign<CR>')
+
+-- Plugin config
+-- Tree-sitter
+require('nvim-treesitter.configs').setup {
+  -- one of "all", "maintained" (parsers with maintainers), or a list of languages
+  ensure_installed = 'maintained',
+  ignore_install = { 'norg' },
+  highlight = { enable = true },
+  indent = { enable = true },
+  autopairs = { enable = true },
+}