mirror of
https://github.com/neovim/neovim
synced 2025-07-16 01:01:49 +00:00
e00cd1ab40
Allows to retrieve the configuration as it will be used by `lsp.enable` - including the parts merged from `*` and rtp. This is useful for explicit startup control (`vim.lsp.start(vim.lsp.config[name])`) Closes https://github.com/neovim/neovim/issues/31640
227 lines
7.2 KiB
Lua
227 lines
7.2 KiB
Lua
local M = {}
|
|
|
|
local report_info = vim.health.info
|
|
local report_warn = vim.health.warn
|
|
|
|
local function check_log()
|
|
local log = vim.lsp.log
|
|
local current_log_level = log.get_level()
|
|
local log_level_string = log.levels[current_log_level] ---@type string
|
|
report_info(string.format('LSP log level : %s', log_level_string))
|
|
|
|
if current_log_level < log.levels.WARN then
|
|
report_warn(
|
|
string.format(
|
|
'Log level %s will cause degraded performance and high disk usage',
|
|
log_level_string
|
|
)
|
|
)
|
|
end
|
|
|
|
local log_path = vim.lsp.get_log_path()
|
|
report_info(string.format('Log path: %s', log_path))
|
|
|
|
local log_file = vim.uv.fs_stat(log_path)
|
|
local log_size = log_file and log_file.size or 0
|
|
|
|
local report_fn = (log_size / 1000000 > 100 and report_warn or report_info)
|
|
report_fn(string.format('Log size: %d KB', log_size / 1000))
|
|
end
|
|
|
|
--- @param f function
|
|
--- @return string
|
|
local function func_tostring(f)
|
|
local info = debug.getinfo(f, 'S')
|
|
return ('<function %s:%s>'):format(info.source, info.linedefined)
|
|
end
|
|
|
|
local function check_active_clients()
|
|
vim.health.start('vim.lsp: Active Clients')
|
|
local clients = vim.lsp.get_clients()
|
|
if next(clients) then
|
|
for _, client in pairs(clients) do
|
|
local server_version = vim.tbl_get(client, 'server_info', 'version')
|
|
or '? (no serverInfo.version response)'
|
|
local cmd ---@type string
|
|
local ccmd = client.config.cmd
|
|
if type(ccmd) == 'table' then
|
|
cmd = vim.inspect(ccmd)
|
|
elseif type(ccmd) == 'function' then
|
|
cmd = func_tostring(ccmd)
|
|
end
|
|
local dirs_info ---@type string
|
|
if client.workspace_folders and #client.workspace_folders > 1 then
|
|
local wfolders = {} --- @type string[]
|
|
for _, dir in ipairs(client.workspace_folders) do
|
|
wfolders[#wfolders + 1] = dir.name
|
|
end
|
|
dirs_info = ('- Workspace folders:\n %s'):format(table.concat(wfolders, '\n '))
|
|
else
|
|
dirs_info = string.format(
|
|
'- Root directory: %s',
|
|
client.root_dir and vim.fn.fnamemodify(client.root_dir, ':~')
|
|
) or nil
|
|
end
|
|
report_info(table.concat({
|
|
string.format('%s (id: %d)', client.name, client.id),
|
|
string.format('- Version: %s', server_version),
|
|
dirs_info,
|
|
string.format('- Command: %s', cmd),
|
|
string.format('- Settings: %s', vim.inspect(client.settings, { newline = '\n ' })),
|
|
string.format(
|
|
'- Attached buffers: %s',
|
|
vim.iter(pairs(client.attached_buffers)):map(tostring):join(', ')
|
|
),
|
|
}, '\n'))
|
|
end
|
|
else
|
|
report_info('No active clients')
|
|
end
|
|
end
|
|
|
|
local function check_watcher()
|
|
vim.health.start('vim.lsp: File Watcher')
|
|
|
|
-- Only run the check if file watching has been enabled by a client.
|
|
local clients = vim.lsp.get_clients()
|
|
if
|
|
--- @param client vim.lsp.Client
|
|
vim.iter(clients):all(function(client)
|
|
local has_capability = vim.tbl_get(
|
|
client.capabilities,
|
|
'workspace',
|
|
'didChangeWatchedFiles',
|
|
'dynamicRegistration'
|
|
)
|
|
local has_dynamic_capability =
|
|
client.dynamic_capabilities:get(vim.lsp.protocol.Methods.workspace_didChangeWatchedFiles)
|
|
return has_capability == nil
|
|
or has_dynamic_capability == nil
|
|
or client.workspace_folders == nil
|
|
end)
|
|
then
|
|
report_info('file watching "(workspace/didChangeWatchedFiles)" disabled on all clients')
|
|
return
|
|
end
|
|
|
|
local watchfunc = vim.lsp._watchfiles._watchfunc
|
|
assert(watchfunc)
|
|
local watchfunc_name --- @type string
|
|
if watchfunc == vim._watch.watch then
|
|
watchfunc_name = 'libuv-watch'
|
|
elseif watchfunc == vim._watch.watchdirs then
|
|
watchfunc_name = 'libuv-watchdirs'
|
|
elseif watchfunc == vim._watch.inotifywait then
|
|
watchfunc_name = 'inotifywait'
|
|
else
|
|
local nm = debug.getinfo(watchfunc, 'S').source
|
|
watchfunc_name = string.format('Custom (%s)', nm)
|
|
end
|
|
|
|
report_info('File watch backend: ' .. watchfunc_name)
|
|
if watchfunc_name == 'libuv-watchdirs' then
|
|
report_warn('libuv-watchdirs has known performance issues. Consider installing inotify-tools.')
|
|
end
|
|
end
|
|
|
|
local function check_position_encodings()
|
|
vim.health.start('vim.lsp: Position Encodings')
|
|
local clients = vim.lsp.get_clients()
|
|
if next(clients) then
|
|
local position_encodings = {} ---@type table<integer, table<string, integer[]>>
|
|
for _, client in pairs(clients) do
|
|
for bufnr in pairs(client.attached_buffers) do
|
|
if not position_encodings[bufnr] then
|
|
position_encodings[bufnr] = {}
|
|
end
|
|
if not position_encodings[bufnr][client.offset_encoding] then
|
|
position_encodings[bufnr][client.offset_encoding] = {}
|
|
end
|
|
table.insert(position_encodings[bufnr][client.offset_encoding], client.id)
|
|
end
|
|
end
|
|
|
|
-- Check if any buffers are attached to multiple clients with different position encodings
|
|
local buffers = {} ---@type integer[]
|
|
for bufnr, encodings in pairs(position_encodings) do
|
|
local list = {} ---@type string[]
|
|
for k in pairs(encodings) do
|
|
list[#list + 1] = k
|
|
end
|
|
|
|
if #list > 1 then
|
|
buffers[#buffers + 1] = bufnr
|
|
end
|
|
end
|
|
|
|
if #buffers > 0 then
|
|
local lines =
|
|
{ 'Found buffers attached to multiple clients with different position encodings.' }
|
|
for _, bufnr in ipairs(buffers) do
|
|
local encodings = position_encodings[bufnr]
|
|
local parts = {}
|
|
for encoding, client_ids in pairs(encodings) do
|
|
table.insert(
|
|
parts,
|
|
string.format('%s (client id(s): %s)', encoding:upper(), table.concat(client_ids, ', '))
|
|
)
|
|
end
|
|
table.insert(lines, string.format('- Buffer %d: %s', bufnr, table.concat(parts, ', ')))
|
|
end
|
|
report_warn(
|
|
table.concat(lines, '\n'),
|
|
'Use the positionEncodings client capability to ensure all clients use the same position encoding'
|
|
)
|
|
else
|
|
report_info('No buffers contain mixed position encodings')
|
|
end
|
|
else
|
|
report_info('No active clients')
|
|
end
|
|
end
|
|
|
|
local function check_enabled_configs()
|
|
vim.health.start('vim.lsp: Enabled Configurations')
|
|
|
|
for name in vim.spairs(vim.lsp._enabled_configs) do
|
|
local config = vim.lsp.config[name]
|
|
local text = {} --- @type string[]
|
|
text[#text + 1] = ('%s:'):format(name)
|
|
for k, v in
|
|
vim.spairs(config --[[@as table<string,any>]])
|
|
do
|
|
local v_str --- @type string?
|
|
if k == 'name' then
|
|
v_str = nil
|
|
elseif k == 'filetypes' or k == 'root_markers' then
|
|
v_str = table.concat(v, ', ')
|
|
elseif type(v) == 'function' then
|
|
v_str = func_tostring(v)
|
|
else
|
|
v_str = vim.inspect(v, { newline = '\n ' })
|
|
end
|
|
|
|
if k == 'cmd' and type(v) == 'table' and vim.fn.executable(v[1]) == 0 then
|
|
report_warn(("'%s' is not executable. Configuration will not be used."):format(v[1]))
|
|
end
|
|
|
|
if v_str then
|
|
text[#text + 1] = ('- %s: %s'):format(k, v_str)
|
|
end
|
|
end
|
|
text[#text + 1] = ''
|
|
report_info(table.concat(text, '\n'))
|
|
end
|
|
end
|
|
|
|
--- Performs a healthcheck for LSP
|
|
function M.check()
|
|
check_log()
|
|
check_active_clients()
|
|
check_enabled_configs()
|
|
check_watcher()
|
|
check_position_encodings()
|
|
end
|
|
|
|
return M
|