Files
dotfiles/.config/nvim/lua/autocmds.lua

269 lines
8.6 KiB
Lua

local function augroup(name)
return vim.api.nvim_create_augroup('kyren-' .. name, { clear = true })
end
-- Highlight when yanking text
vim.api.nvim_create_autocmd('TextYankPost', {
group = augroup('highlight-yank'),
callback = function()
vim.highlight.on_yank()
end,
})
vim.api.nvim_create_autocmd('BufEnter', {
desc = 'Disable newlines on commented lines from continuing the comment',
group = augroup('disable-comments-continuation'),
callback = function()
vim.opt_local.formatoptions:remove('r') -- no comments on enter
vim.opt_local.formatoptions:remove('o') -- no comments on `o` or `O`
end,
})
-- NOTE: highlight %v, %s etc in go string literals
vim.api.nvim_create_autocmd({ 'BufEnter', 'TextChanged', 'InsertLeave' }, {
pattern = '*.go',
callback = function()
local query = vim.treesitter.query.parse('go', '(interpreted_string_literal) @string')
local parser = vim.treesitter.get_parser(0, 'go')
if not parser then
return
end
local tree = parser:parse()[1]
local root = tree:root()
local bufnr = vim.api.nvim_get_current_buf()
for id, node in query:iter_captures(root, bufnr, 0, -1) do
if query.captures[id] == 'string' then
local start_row, start_col, end_row, end_col = node:range()
-- Get the text of the string literal
local text = vim.api.nvim_buf_get_text(bufnr, start_row, start_col, end_row, end_col, {})[1]
-- Highlight only the parts matching `%[a-z]`
for match_start, match_end in text:gmatch('()%%[a-z]()') do
vim.api.nvim_buf_add_highlight(
bufnr,
-1,
'@lsp.type.formatSpecifier.go', -- Higlight group
start_row,
start_col + match_start - 1,
start_col + match_end - 1
)
end
end
end
end,
})
-- NOTE: Snacks snippet to notify LSP servers when renaming files in oil.nvim
vim.api.nvim_create_autocmd('User', {
pattern = 'OilActionsPost',
callback = function(event)
if event.data.actions.type == 'move' then
Snacks.rename.on_rename_file(event.data.actions.src_url, event.data.actions.dest_url)
end
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,
})
-- close some filetypes with <q>
vim.api.nvim_create_autocmd('FileType', {
group = augroup('close_with_q'),
pattern = {
'PlenaryTestPopup',
'checkhealth',
'dbout',
'gitsigns-blame',
'grug-far',
'help',
'lspinfo',
'neotest-output',
'neotest-output-panel',
'neotest-summary',
'notify',
'qf',
'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,
})
-- Format and organize imports on file save
vim.api.nvim_create_autocmd('BufWritePre', {
group = augroup('java-auto-format'),
pattern = '*.java',
callback = function(event)
if vim.g.disable_autoformat or vim.b[event.buf].disable_autoformat then
return
end
require('jdtls').organize_imports()
vim.lsp.buf.format({ async = false })
end,
})
-- NOTE: template for C/C++ files
vim.api.nvim_create_autocmd({ 'BufNewFile', 'BufEnter' }, {
pattern = { '*.c', '*.h', '*.cpp' },
callback = function()
local buf = vim.api.nvim_get_current_buf()
local line_count = vim.api.nvim_buf_line_count(buf)
local is_empty = line_count == 1 and vim.api.nvim_buf_get_lines(buf, 0, 1, false)[1] == ''
if not is_empty then
return
end
local ext = vim.fn.expand('%:e')
local cwd = vim.fn.getcwd()
local project_name = vim.fn.fnamemodify(cwd, ':t')
local copyright = nil
local lines = nil
if project_name == 'krypton' then
copyright = {
'// Copyright (c) Kyren223',
'// Licensed under the MIT license (https://opensource.org/license/mit/)',
'',
}
local c_template = {
'#include "base.h"',
'',
}
lines = {
c = c_template,
h = {
'#ifndef ' .. string.upper(vim.fn.expand('%:t:r')) .. '_H',
'#define ' .. string.upper(vim.fn.expand('%:t:r')) .. '_H',
'',
'#include "' .. vim.fn.expand('%:t:r') .. '.meta.h"',
'',
'#endif',
},
cpp = c_template,
}
end
if not lines then
return
end
local content = lines[ext]
if copyright then
content = vim.list_extend(copyright, content)
end
vim.api.nvim_buf_set_lines(0, 0, -1, false, content)
end,
})
-- NOTE: Function to highlight TODO/NOTE patterns
local ns = vim.api.nvim_create_namespace('todo_highlight')
local groups = {
todo = {
keywords = { 'TODO', 'WIP' },
hl = '@comment.todo.comment',
},
warning = {
keywords = { 'WARN', 'WARNING', 'HACK', 'SECURITY', 'SECURE' },
hl = '@comment.warning.comment',
},
error = {
keywords = { 'FIX', 'FIXME', 'ERROR', 'UNSAFE', 'SAFETY' },
hl = '@comment.error.comment',
},
perf = {
keywords = { 'PERF', 'OPTIMIZE' },
hl = '@comment.perf.comment',
},
note = {
keywords = { 'NOTE', 'INFO', 'DOCS', 'TEST' },
hl = '@comment.note.comment',
},
}
local scopes = {
bracket = '@punctuation.bracket.comment',
constant = '@constant.comment',
delimiter = '@punctuation.delimiter.comment',
}
function RenderTodoHighlights(bufnr)
vim.api.nvim_buf_clear_namespace(bufnr, ns, 0, -1)
local lines = vim.api.nvim_buf_get_lines(bufnr, 0, -1, false)
for i, line in ipairs(lines) do
for _, cfg in pairs(groups) do
for _, kw in ipairs(cfg.keywords) do
for s, e in line:gmatch('()' .. kw .. '()') do
-- 1) highlight keyword
vim.api.nvim_buf_add_highlight(bufnr, ns, cfg.hl, i - 1, s - 1, e - 1)
local next_char = line:sub(e, e)
-- 2) highlight (...) if it directly follows keyword
if next_char == '(' then
local ps = e
local pe = nil
for j = e + 1, math.min(#line, e + 100) do
if line:sub(j, j) == ')' then
pe = j
break
end
end
if pe then
vim.api.nvim_buf_add_highlight(bufnr, ns, scopes.bracket, i - 1, ps - 1, ps)
vim.api.nvim_buf_add_highlight(bufnr, ns, scopes.bracket, i - 1, pe - 1, pe)
if pe - ps > 1 then
vim.api.nvim_buf_add_highlight(bufnr, ns, scopes.constant, i - 1, ps, pe - 1)
end
e = pe
end
end
-- -- 3) highlight ":" if directly after keyword or after parens
local colon_pos = nil
if line:sub(e, e) == ':' then
colon_pos = e
end
if colon_pos then
vim.api.nvim_buf_add_highlight(bufnr, ns, scopes.delimiter, i - 1, colon_pos - 1, colon_pos)
end
end
end
end
end
end
vim.api.nvim_create_autocmd({ 'VimEnter', 'BufRead', 'BufWinEnter', 'BufWritePost', 'TextChanged', 'TextChangedI' }, {
nested = true,
callback = function(args)
local bufnr = args.buf
RenderTodoHighlights(bufnr)
end,
})