104 lines
2.9 KiB
Lua
104 lines
2.9 KiB
Lua
local M = {}
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M.clang_filetypes = { 'c', 'cpp', 'objc', 'objcpp', 'cuda' }
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local lspconfig = require 'lspconfig'
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local function find_compile_commands()
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local lines = vim.fn.systemlist { 'fd', '-u', '-t', 'f', 'compile_commands.json' }
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table.sort(lines, function(a, b)
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return a:match 'debug' and not b:match 'debug'
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end)
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return vim.fn.fnamemodify(lines[1] or '', ':h')
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end
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function M.stop_clangd()
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for _, client in ipairs(vim.lsp.get_clients()) do
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if client.name == 'clangd' then
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client.stop()
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end
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end
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end
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function M.setup_clangd(commands_dir)
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M.stop_clangd()
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lspconfig.clangd.setup {
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cmd = {
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'clangd',
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'--background-index',
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'--clang-tidy',
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'--header-insertion=never',
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'--query-driver=' .. vim.fn.exepath 'clang++',
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'--resource-dir=' .. vim.fn.systemlist({ 'clang++', '--print-resource-dir' })[1],
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'--compile-commands-dir=' .. (commands_dir or '.'),
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},
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root_dir = lspconfig.util.root_pattern '.git',
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single_file_support = true,
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capabilities = require('blink.cmp').get_lsp_capabilities(),
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}
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for _, bufnr in ipairs(vim.api.nvim_list_bufs()) do
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local ft = vim.api.nvim_get_option_value('filetype', { buf = bufnr })
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if vim.tbl_contains(M.clang_filetypes, ft) then
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vim.lsp.buf_attach_client(bufnr, vim.lsp.get_clients({ name = 'clangd' })[1].id)
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end
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end
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end
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function M.pick_commands_dir()
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local pickers = require 'telescope.pickers'
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local finders = require 'telescope.finders'
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local conf = require('telescope.config').values
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pickers
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.new({}, {
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prompt_title = 'Choose compile_commands.json location',
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finder = finders.new_oneshot_job { 'fd', '-u', 'compile_commands.json', '-x', 'dirname', '{}' },
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sorter = conf.generic_sorter {},
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attach_mappings = function(_, map)
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map('i', '<CR>', function(prompt_bufnr)
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local entry = require('telescope.actions.state').get_selected_entry()
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local commands_dir = entry[1]
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require('telescope.actions').close(prompt_bufnr)
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if commands_dir ~= '' then
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M.setup_clangd(commands_dir)
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end
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end)
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return true
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end,
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})
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:find()
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end
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function M.watch_compile_commands()
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local uv = vim.uv or vim.loop
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local watcher = uv.new_fs_event()
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local cwd = vim.fn.getcwd()
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watcher:start(
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cwd,
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{ recursive = true },
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vim.schedule_wrap(function(_, fname, status)
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if fname and fname:match 'compile_commands%.json$' and status.change then
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watcher:stop()
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M.setup_clangd(vim.fn.fnamemodify(fname, ':h'))
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end
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end)
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)
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end
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return {
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'neovim/nvim-lspconfig',
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ft = M.clang_filetypes,
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config = function()
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local dir = find_compile_commands()
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if dir ~= '' then
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M.setup_clangd(dir)
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else
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M.watch_compile_commands()
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end
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vim.keymap.set('n', '<leader>cc', M.pick_commands_dir, { desc = 'Pick location of compile_commands.json for clangd' })
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end,
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}
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