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local M = {}
local Log = require "lvim.core.log"
--- Load the default set of autogroups and autocommands.
function M.load_defaults()
local user_config_file = require("lvim.config"):get_user_config_path()
if vim.loop.os_uname().version:match "Windows" then
-- autocmds require forward slashes even on windows
user_config_file = user_config_file:gsub("\\", "/")
end
local definitions = {
{
"TextYankPost",
{
group = "_general_settings",
pattern = "*",
desc = "Highlight text on yank",
callback = function()
require("vim.highlight").on_yank { higroup = "Search", timeout = 200 }
end,
},
},
{
"BufWritePost",
{
group = "_general_settings",
pattern = user_config_file,
desc = "Trigger LvimReload on saving " .. vim.fn.expand "%:~",
callback = function()
require("lvim.config"):reload()
end,
},
},
{
"FileType",
{
group = "_filetype_settings",
pattern = "qf",
command = "set nobuflisted",
},
},
{
"FileType",
{
group = "_filetype_settings",
pattern = { "gitcommit", "markdown" },
command = "setlocal wrap spell",
},
},
{
"FileType",
{
group = "_buffer_mappings",
pattern = { "qf", "help", "man", "floaterm", "lspinfo", "lsp-installer", "null-ls-info" },
command = "nnoremap <silent> <buffer> q :close<CR>",
},
},
{
{ "BufWinEnter", "BufRead", "BufNewFile" },
{
group = "_format_options",
pattern = "*",
command = "setlocal formatoptions-=c formatoptions-=r formatoptions-=o",
},
},
{
"VimResized",
{
group = "_auto_resize",
pattern = "*",
command = "tabdo wincmd =",
},
},
}
M.define_autocmds(definitions)
end
local get_format_on_save_opts = function()
local defaults = require("lvim.config.defaults").format_on_save
-- accept a basic boolean `lvim.format_on_save=true`
if type(lvim.format_on_save) ~= "table" then
return defaults
end
return {
pattern = lvim.format_on_save.pattern or defaults.pattern,
timeout = lvim.format_on_save.timeout or defaults.timeout,
}
end
function M.enable_format_on_save()
local opts = get_format_on_save_opts()
vim.api.nvim_create_augroup("lsp_format_on_save", {})
vim.api.nvim_create_autocmd("BufWritePre", {
group = "lsp_format_on_save",
pattern = opts.pattern,
callback = function()
require("lvim.lsp.utils").format { timeout_ms = opts.timeout, filter = opts.filter }
end,
})
Log:debug "enabled format-on-save"
end
function M.disable_format_on_save()
M.clear_augroup "lsp_format_on_save"
Log:debug "disabled format-on-save"
end
function M.configure_format_on_save()
if lvim.format_on_save then
M.enable_format_on_save()
else
M.disable_format_on_save()
end
end
function M.toggle_format_on_save()
local exists, autocmds = pcall(vim.api.nvim_get_autocmds, {
group = "lsp_format_on_save",
event = "BufWritePre",
})
if not exists or #autocmds == 0 then
M.enable_format_on_save()
else
M.disable_format_on_save()
end
end
function M.enable_transparent_mode()
vim.api.nvim_create_autocmd("ColorScheme", {
pattern = "*",
callback = function()
local hl_groups = {
"Normal",
"SignColumn",
"NormalNC",
"TelescopeBorder",
"NvimTreeNormal",
"EndOfBuffer",
"MsgArea",
}
for _, name in ipairs(hl_groups) do
vim.cmd(string.format("highlight %s ctermbg=none guibg=none", name))
end
end,
})
vim.opt.fillchars = "eob: "
end
--- Clean autocommand in a group if it exists
--- This is safer than trying to delete the augroup itself
---@param name string the augroup name
function M.clear_augroup(name)
-- defer the function in case the autocommand is still in-use
local exists, _ = pcall(vim.api.nvim_get_autocmds, { group = name })
if not exists then
Log:debug("ignoring request to clear autocmds from non-existent group " .. name)
return
end
vim.schedule(function()
local status_ok, _ = xpcall(function()
vim.api.nvim_clear_autocmds { group = name }
end, debug.traceback)
if not status_ok then
Log:warn("problems detected while clearing autocmds from " .. name)
Log:debug(debug.traceback())
end
end)
end
--- Create autocommand groups based on the passed definitions
--- Also creates the augroup automatically if it doesn't exist
---@param definitions table contains a tuple of event, opts, see `:h nvim_create_autocmd`
function M.define_autocmds(definitions)
for _, entry in ipairs(definitions) do
local event = entry[1]
local opts = entry[2]
if type(opts.group) == "string" and opts.group ~= "" then
local exists, _ = pcall(vim.api.nvim_get_autocmds, { group = opts.group })
if not exists then
vim.api.nvim_create_augroup(opts.group, {})
end
end
vim.api.nvim_create_autocmd(event, opts)
end
end
return M
|
