Add autocmds for Neovim

2 files changed, 99 insertions, 0 deletions

diff --git a/nvim/.config/nvim/init.lua b/nvim/.config/nvim/init.lua
index 6f51b9a..d18022c 100644
--- a/nvim/.config/nvim/init.lua
+++ b/nvim/.config/nvim/init.lua
@@ -1,5 +1,6 @@
 require('config.globals')
 require('config.options')
 require('config.keymaps')
+require('config.autocmds')
 require('config.lsp')
 require('plugins')
diff --git a/nvim/.config/nvim/lua/config/autocmds.lua b/nvim/.config/nvim/lua/config/autocmds.lua
new file mode 100644
index 0000000..f93b92f
--- /dev/null
+++ b/nvim/.config/nvim/lua/config/autocmds.lua
@@ -0,0 +1,98 @@
+-- https://raw.githubusercontent.com/LazyVim/LazyVim/refs/heads/main/lua/lazyvim/config/autocmds.lua
+local function augroup(name)
+  return vim.api.nvim_create_augroup('dts_' .. name, { clear = true })
+end
+
+-- Check if we need to reload the file when it changed.
+vim.api.nvim_create_autocmd({ 'FocusGained', 'TermClose', 'TermLeave' }, {
+  group = augroup('checktime'),
+  callback = function()
+    if vim.o.buftype ~= 'nofile' then
+      vim.cmd('checktime')
+    end
+  end,
+})
+
+-- Highlight on yank.
+vim.api.nvim_create_autocmd('TextYankPost', {
+  group = augroup('highlight_yank'),
+  callback = function()
+    (vim.hl or vim.highlight).on_yank()
+  end,
+})
+
+-- Resize splits if window got resized.
+vim.api.nvim_create_autocmd({ 'VimResized' }, {
+  group = augroup('resize_splits'),
+  callback = function()
+    local current_tab = vim.fn.tabpagenr()
+    vim.cmd('tabdo wincmd =')
+    vim.cmd('tabnext ' .. current_tab)
+  end,
+})
+
+-- Go to last loc when opening a buffer.
+vim.api.nvim_create_autocmd('BufReadPost', {
+  group = augroup('last_loc'),
+  callback = function(event)
+    local exclude = { 'gitcommit' }
+    local buf = event.buf
+    if vim.tbl_contains(exclude, vim.bo[buf].filetype) or vim.b[buf].lazyvim_last_loc then
+      return
+    end
+    vim.b[buf].lazyvim_last_loc = true
+    local mark = vim.api.nvim_buf_get_mark(buf, '"')
+    local lcount = vim.api.nvim_buf_line_count(buf)
+    if mark[1] > 0 and mark[1] <= lcount then
+      pcall(vim.api.nvim_win_set_cursor, 0, mark)
+    end
+  end,
+})
+
+-- Close some filetypes with <q>
+vim.api.nvim_create_autocmd('FileType', {
+  group = augroup('close_with_q'),
+  pattern = {
+    'man',
+    'PlenaryTestPopup',
+    'checkhealth',
+    'dbout',
+    'gitsigns-blame',
+    'grug-far',
+    'help',
+    'lspinfo',
+    'neotest-output',
+    'neotest-output-panel',
+    'neotest-summary',
+    'notify',
+    'qf',
+    'spectre_panel',
+    'startuptime',
+    'tsplayground',
+  },
+  callback = function(event)
+    vim.bo[event.buf].buflisted = false
+    vim.schedule(function()
+      vim.keymap.set('n', 'q', function()
+        vim.cmd('close')
+        pcall(vim.api.nvim_buf_delete, event.buf, { force = true })
+      end, {
+        buffer = event.buf,
+        silent = true,
+        desc = 'Quit buffer',
+      })
+    end)
+  end,
+})
+
+-- Auto create dir when saving a file, in case some intermediate directory does not exist.
+vim.api.nvim_create_autocmd({ 'BufWritePre' }, {
+  group = augroup('auto_create_dir'),
+  callback = function(event)
+    if event.match:match('^%w%w+:[\\/][\\/]') then
+      return
+    end
+    local file = vim.uv.fs_realpath(event.match) or event.match
+    vim.fn.mkdir(vim.fn.fnamemodify(file, ':p:h'), 'p')
+  end,
+})