Add Neovim config

.config/nvim/init.lua

@@ -0,0 +1,128 @@
+-- Config shortcuts
+local o = vim.o
+local opt = vim.opt
+local keymap = vim.keymap
+
+
+------------------
+-- GENERAL OPTIONS
+------------------
+
+-- Line numbers
+o.number = true
+o.relativenumber = true
+
+-- Highlight the cursor line
+o.cursorline = true
+
+-- Amount of screen lines that should be visible above/below the cursor
+o.scrolloff = 8
+
+-- Show tabs and trailing spaces
+o.list = true
+
+-- Wrap lines at word boundaries
+o.linebreak = true
+
+-- Case insensitive search (except when explicitly using uppercase letters)
+o.ignorecase = true
+o.smartcase = true
+
+-- Indentation settings
+o.smartindent = true
+o.expandtab = true
+o.shiftwidth = 4
+o.softtabstop = -1
+
+-- Don't auto-insert comment leader when entering insert mode with o/O
+vim.api.nvim_create_autocmd('FileType', {
+    command = 'set formatoptions-=o',
+})
+
+
+-------------
+-- FILE TYPES
+-------------
+
+vim.filetype.add {
+    extension = {
+        gitconfig = 'gitconfig',
+    },
+}
+
+-- HTML formatting
+vim.g.html_indent_autotags = 'html,body'
+vim.g.html_indent_inctags = 'p'
+
+
+-----------
+-- MAPPINGS
+-----------
+
+-- For keys that are safe to be mapped, see: https://vim.fandom.com/wiki/Unused_keys
+
+-- Exit insert mode with jk
+keymap.set('i', 'jk', '<Esc>')
+
+-- Quick exit with Ctrl-q
+keymap.set('n', '<C-q>', ':q<CR>')
+
+-- Quick save all open buffers with Ctrl-s
+keymap.set('n', '<C-s>', ':wall<CR>')
+keymap.set('i', '<C-s>', '<C-o>:wall<CR>')
+
+-- Simple copy and paste to/from system clipboard with Ctrl-c in visual mode
+-- and Ctrl-v in insert mode
+keymap.set('v', '<C-c>', '"+y')
+keymap.set('i', '<C-v>', '<C-\\><C-o>"+P')
+
+-- Navigate between windows with Alt and hjkl
+keymap.set('n', '<A-h>', '<C-w>h')
+keymap.set('n', '<A-j>', '<C-w>j')
+keymap.set('n', '<A-k>', '<C-w>k')
+keymap.set('n', '<A-l>', '<C-w>l')
+
+-- Resize windows with Alt and arrow keys
+keymap.set('n', '<A-Up>',    '<C-w>2-')
+keymap.set('n', '<A-Down>',  '<C-w>2+')
+keymap.set('n', '<A-Left>',  '<C-w>4<')
+keymap.set('n', '<A-Right>', '<C-w>4>')
+
+-- Shortcuts for jumping to start of line (H) or end of line (L)
+keymap.set({'n', 'x'}, 'H', '^')
+keymap.set({'n', 'x'}, 'L', '$')
+
+-- Use comma (,) as a "modifier prefix" for alternative functions of regular
+-- commands (e.g. yank to system clipboard) or for random shortcuts.
+-- TODO: Comma or semicolon or single quote?
+keymap.set({'n', 'x'}, ',', '<Nop>')
+
+-- Prefix yank/delete/change/paste commands with "," to use system clipboard
+keymap.set({'n', 'x'}, ',y', '"+y')
+keymap.set({'n', 'x'}, ',Y', '"+y$')
+keymap.set({'n', 'x'}, ',d', '"+d')
+keymap.set({'n', 'x'}, ',D', '"+D')
+keymap.set({'n', 'x'}, ',c', '"+c')
+keymap.set({'n', 'x'}, ',C', '"+C')
+keymap.set({'n', 'x'}, ',p', '"+p')
+keymap.set({'n', 'x'}, ',P', '"+P')
+
+-- Insert empty line(s) below or above current line without moving the cursor
+keymap.set('n', ',o', function()
+    local line = vim.api.nvim_win_get_cursor(0)[1]
+    local repeated = vim.fn['repeat']({''}, vim.v.count1)
+    vim.api.nvim_buf_set_lines(0, line, line, true, repeated)
+end)
+keymap.set('n', ',O', function()
+    local line = vim.api.nvim_win_get_cursor(0)[1] - 1
+    local repeated = vim.fn['repeat']({''}, vim.v.count1)
+    vim.api.nvim_buf_set_lines(0, line, line, true, repeated)
+end)
+
+
+----------
+-- PLUGINS
+----------
+
+require('init.theme')
+require('init.plugins')