1e18e2d419
for each language server. We only override the set keys in the custom
lsp config if it exists, otherwise we rely on the default one from
lspconfig.
123 lines
4.8 KiB
Lua
123 lines
4.8 KiB
Lua
local util = require "lspconfig.util"
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-- https://clangd.llvm.org/extensions.html#switch-between-sourceheader
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local function switch_source_header(bufnr)
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bufnr = util.validate_bufnr(bufnr)
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local clangd_client = util.get_active_client_by_name(bufnr, "clangd")
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local params = { uri = vim.uri_from_bufnr(bufnr) }
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if clangd_client then
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clangd_client.request("textDocument/switchSourceHeader", params, function(err, result)
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if err then
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error(tostring(err))
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end
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if not result then
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print "Corresponding file cannot be determined"
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return
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end
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vim.api.nvim_command("drop " .. vim.uri_to_fname(result))
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end, bufnr)
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else
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print "method textDocument/switchSourceHeader is not supported by any servers active on the current buffer"
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end
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end
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local function symbol_info()
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local bufnr = vim.api.nvim_get_current_buf()
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local clangd_client = util.get_active_client_by_name(bufnr, "clangd")
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if not clangd_client or not clangd_client.supports_method "textDocument/symbolInfo" then
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return vim.notify("Clangd client not found", vim.log.levels.ERROR)
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end
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local params = vim.lsp.util.make_position_params()
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clangd_client.request("textDocument/symbolInfo", params, function(err, res)
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if err or #res == 0 then
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-- Clangd always returns an error, there is not reason to parse it
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return
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end
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local container = string.format("container: %s", res[1].containerName) ---@type string
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local name = string.format("name: %s", res[1].name) ---@type string
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vim.lsp.util.open_floating_preview({ name, container }, "", {
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height = 2,
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width = math.max(string.len(name), string.len(container)),
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focusable = false,
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focus = false,
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border = require("lspconfig.ui.windows").default_options.border or "single",
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title = "Symbol Info",
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})
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end, bufnr)
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end
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local lsp_maps = {
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{
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"<leader>ko",
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function() switch_source_header(0) end,
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},
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{
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"K",
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symbol_info,
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}
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}
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local keymaps = { n = {} }
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for i, _ in ipairs(lsp_maps) do
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local binding, cmd = unpack(lsp_maps[i])
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keymaps.n[binding] = { cmd = cmd }
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end
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require("utils").add_keymaps(keymaps)
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local root_files = {
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".clangd",
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".clang-tidy",
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".clang-format",
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"compile_commands.json",
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"compile_flags.txt",
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"configure.ac", -- AutoTools
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}
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local default_capabilities = {
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textDocument = {
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completion = {
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editsNearCursor = true,
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},
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},
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offsetEncoding = { "utf-16" },
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}
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return {
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default_config = {
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cmd = {
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"clangd",
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"--background-index", -- Enables background indexing
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"--clang-tidy", -- Enables clang-tidy diagnostics
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"--completion-style=bundled", -- Simpler completions for faster performance
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"--rename-file-limit=0", -- No limit on renaming files
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"--header-insertion=iwyu", -- Suggest missing includes based on IWYU
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"--inlay-hints", -- Enable inlay hints for parameter and type information
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"--limit-results=70", -- Limit autocompletion and symbol results
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"--suggest-missing-includes", -- Still show missing includes suggestions
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"--pch-storage=disk", -- Stores precompiled headers on disk (fixes the issue where system ran out of memory when indexing large projects, not a huge performance hit on fast m2 ssds)
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"--log=error", -- Log only errors
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},
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filetypes = { "c", "cpp", "objc", "objcpp", "cuda", "proto" },
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root_dir = function(fname)
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return util.root_pattern(unpack(root_files))(fname) or util.find_git_ancestor(fname)
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end,
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single_file_support = true,
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},
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capabilities = default_capabilities,
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docs = {
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description = [[
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https://clangd.llvm.org/installation.html
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- **NOTE:** Clang >= 11 is recommended! See [#23](https://github.com/neovim/nvim-lsp/issues/23).
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- If `compile_commands.json` lives in a build directory, you should
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symlink it to the root of your source tree.
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ln -s /path/to/myproject/build/compile_commands.json /path/to/myproject/
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- clangd relies on a [JSON compilation database](https://clang.llvm.org/docs/JSONCompilationDatabase.html)
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specified as compile_commands.json, see https://clangd.llvm.org/installation#compile_commandsjson
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]],
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default_config = {
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root_dir =
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[[ root_pattern( ".clangd", ".clang-tidy", ".clang-format", "compile_commands.json", "compile_flags.txt", "configure.ac", ".git" ) ]],
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capabilities = [[default capabilities, with offsetEncoding utf-8]],
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},
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},
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}
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