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Add CLAUDE.md and improve clangd configuration

Browse source 
- Add CLAUDE.md with nvim configuration guidance for future Claude instances
- Rename clangd.lua to clangd_helper.lua for better organization
- Document modular structure, LSP setup, and common commands
- Include information about kickstart.nvim fork and conflict-minimizing design

🤖 Generated with Claude Code (claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
dlond 2025-07-26 17:20:57 +12:00
parent 551ee11550
commit 91514ba589
3 changed files with 111 additions and 29 deletions
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110
lua/custom/plugins/lsp/clangd.lua
View file

@ -1,110 +0,0 @@
local M = {}
local uv = vim.uv or vim.loop
local lspconfig_util = require 'lspconfig.util'
local debounce_timer, watcher
local function find_compile_commands()
local results = vim.fn.systemlist { 'fd', '-u', '-t', 'f', 'compile_commands.json' }
table.sort(results, function(a, b)
return a:match 'debug' and not b:match 'debug'
end)
local path = results[1]
return path and vim.fn.fnamemodify(path, ':h') or nil
end
local function start_watcher(dir, reload_callback)
if watcher then
watcher:stop()
watcher:close()
watcher = nil
end
if debounce_timer then
debounce_timer:stop()
debounce_timer:close()
debounce_timer = nil
end
if not dir then
return
end
watcher = uv.new_fs_event()
watcher:start(
dir,
{ recursive = true },
vim.schedule_wrap(function(err, fname, status)
if err then
vim.notify('[clangd] Watcher error: ' .. err, vim.log.levels.ERROR)
return
end
if fname and fname:match '[\\/].*compile_commands%.json$' and status.change then
if debounce_timer then
debounce_timer:stop()
debounce_timer:close()
end
debounce_timer = uv.new_timer()
debounce_timer:start(200, 0, function()
vim.schedule(function()
vim.notify '[clangd] Detected compile_commands.json change. Restarting clangd...'
reload_callback()
end)
end)
end
end)
)
end
M.get_server_config = function()
local dir = find_compile_commands()
local cmd = {
'clangd',
'--background-index',
'--clang-tidy',
'--header-insertion=never',
'--query-driver=' .. vim.fn.exepath 'clang++',
'--resource-dir=' .. vim.fn.systemlist({ 'clang++', '--print-resource-dir' })[1],
}
if dir then
table.insert(cmd, '--compile-commands-dir=' .. dir)
else
vim.notify '[clangd] Could not find compile_commands.json. clangd may still work in single-file mode.'
end
return {
cmd = cmd,
filetypes = { 'c', 'cpp', 'objc', 'objcpp', 'cuda' },
capabilities = require('blink.cmp').get_lsp_capabilities(),
root_dir = lspconfig_util.root_pattern '.git',
single_file_support = true,
on_attach = function(client, bufnr)
vim.notify('[clangd] Attached to buffer ' .. bufnr)
if dir then
start_watcher(dir, function()
client.stop()
vim.defer_fn(function()
vim.cmd 'edit' -- reloads current buffer to re-trigger LSP attach
end, 100)
end)
end
end,
}
end
vim.api.nvim_create_user_command('ReloadClangd', function()
local clients = vim.lsp.get_active_clients()
for _, client in ipairs(clients) do
if client.name == 'clangd' then
client.stop { force = true }
end
end
vim.defer_fn(function()
vim.cmd 'edit'
end, 100)
vim.notify '[clangd] Restarted manually via :ReloadClangd'
end, { desc = 'manually reload clangd with updated compile_commands.json' })
return M