system/nix/progs/nvim/lua/basic.lua

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-------------------------------------------------------------------------------
--
-- Basic Settings
--
vim.cmd 'filetype off'
-- Leaders
vim.g.mapleader = ','
vim.g.maplocalleader = '-'
-- Better Unix support
vim.opt.viewoptions = {'folds', 'options', 'cursor', 'unix', 'slash'}
vim.opt.encoding = 'utf-8'
-- True color support
vim.opt.termguicolors = true
-- Theme (required plugin 'material-vim')
-- Available styles: default, planight, ocean, lighter
-- darker, default-community, palenight-community, ocean-community,
-- lighter-community, darker-community
vim.g.material_theme_style = 'default'
vim.g.lightline = { colorscheme = 'material_vim' }
vim.cmd 'colorscheme material'
-- Other options
vim.cmd 'syntax on'
vim.opt.backspace = {'indent', 'eol', 'start'}
vim.opt.laststatus = 2
vim.opt.showmode = false
-- Tabs as spaces
vim.opt.expandtab = true
vim.opt.tabstop = 2
vim.opt.softtabstop = 2
vim.opt.shiftwidth = 2
-- Fixes broken cursor on Linux
vim.opt.guicursor = ''
-- Disable mouse / touchpad
vim.opt.mouse = ''
-- Incremental substitutin
vim.opt.inccommand = 'split'
-------------------------------------------------------------------------------
--
-- General editor options
--
-- Hide files when leaving them.
vim.opt.hidden = true
-- Show line numbers.
vim.opt.number = true
-- Minimum line number column width.
vim.opt.numberwidth = 1
-- Number of screen lines to use for the commandline.
vim.opt.cmdheight = 2
-- Lines length limit (0 if no limit).
vim.opt.textwidth = 0
-- Don't cut lines in the middle of a work.
vim.opt.linebreak = true
-- Show matching parenthesis.
vim.opt.showmatch = true
-- Time during which the matching parenthesis is shown.
vim.opt.matchtime = 2
-- Sensible default line auto cutting and formatting.
vim.opt.formatoptions = 'jtcrq'
-- Copy/Past to/from clipboard.
vim.opt.clipboard = 'unnamedplus'
-- Highlight line cursor is currently on.
vim.opt.cursorline = true
-- Select the first item of popup menu automatically without inserting it.
vim.opt.completeopt:append('noinsert')
-- Invisible characters representation when :set list
vim.opt.listchars = {
tab = '',
trail = '~',
nbsp = '',
eol = '¬',
}
-- Search
-- Incremental search.
vim.opt.incsearch = true
-- Case insensitive.
vim.opt.ignorecase = true
-- Case insensitive if no uppercase letter in pattern, case sensitive otherwise.
vim.opt.smartcase = true
-- Spell
vim.opt.spelllang = 'en,ru'
-------------------------------------------------------------------------------
--
-- File type specified
--
local bufReadFile = {'BufNewFile', 'BufRead'}
-- Set up a line limiter for each lang
local line_limiter_augroup = vim.api.nvim_create_augroup('line_limiter', {})
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local function set_line_limiter(limit, patterns)
vim.api.nvim_create_autocmd(bufReadFile, {
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pattern = patterns,
group = line_limiter_augroup,
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callback = function () vim.wo.colorcolumn = tostring(limit) end,
})
end
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set_line_limiter(101, {
'*.nix',
'*.vim',
'*.lua',
'*.ts',
'*.tsx',
'*.js',
'*.jsx',
'*.rs',
})
set_line_limiter(81, {
'*.json',
'*.yml',
'*.yaml',
'*.md',
'*.html',
'*.css',
})
-- Spell check for markdown files
local spell_check_augroup = vim.api.nvim_create_augroup('spell_check', {})
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vim.api.nvim_create_autocmd(bufReadFile, {
pattern = { '*.md' },
group = spell_check_augroup,
callback = function () vim.wo.spell = true end,
})
-------------------------------------------------------------------------------
--
-- Bindings
--
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local function clear_search_hl() vim.opt.hlsearch = false end
vim.keymap.set('n', '<C-z>', clear_search_hl, { desc = 'Clear search highlighting' })
-- Enable fast navigation between windows
vim.keymap.set('n', '<C-h>', '<C-W>h')
vim.keymap.set('n', '<C-l>', '<C-W>l')
vim.keymap.set('n', '<C-j>', '<C-W>j')
vim.keymap.set('n', '<C-k>', '<C-W>k')
-- Disable the annoying and useless ex-mode
vim.keymap.set('n', 'Q', '<nop>')
vim.keymap.set('n', 'gQ', '<nop>')
-- Disable arrow keys
vim.keymap.set('n', '<Up>', '<nop>')
vim.keymap.set('n', '<Down>', '<nop>')
vim.keymap.set('n', '<Left>', '<nop>')
vim.keymap.set('n', '<Right>', '<nop>')
vim.keymap.set('v', '<Up>', '<nop>')
vim.keymap.set('v', '<Down>', '<nop>')
vim.keymap.set('v', '<Left>', '<nop>')
vim.keymap.set('v', '<Right>', '<nop>')
-- ... instead of insert mode for rus lang
vim.keymap.set('i', '<Up>', '<nop>')
vim.keymap.set('i', '<Down>', '<nop>')
vim.keymap.set('i', '<Left>', '<nop>')
vim.keymap.set('i', '<Right>', '<nop>')
-- Disable page up / down
vim.keymap.set('n', '<PageUp>', '<nop>')
vim.keymap.set('n', '<PageDown>', '<nop>')
vim.keymap.set('v', '<PageUp>', '<nop>')
vim.keymap.set('v', '<PageDown>', '<nop>')
vim.keymap.set('i', '<PageUp>', '<nop>')
vim.keymap.set('i', '<PageDown>', '<nop>')
-------------------------------------------------------------------------------
--
-- Abbreviatures
--
vim.cmd 'cabbrev bsp belowright split'
vim.cmd 'cabbrev rvsp belowright vsplit'