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local Data = require "nvim-lsp-installer.data"
local path = require "nvim-lsp-installer.path"
local fs = require "nvim-lsp-installer.fs"
local settings = require "nvim-lsp-installer.settings"
local M = {}
local function vscode_langservers_extracted(name)
return settings.current.allow_federated_servers and "vscode-langservers-extracted"
or "vscode-langservers-extracted_" .. name
end
-- By default the install dir will be the same as the server's name.
-- There are two cases when servers should install to a different location:
-- 1. federated server installations, (see :help nvim-lsp-installer-settings)
-- 2. legacy reasons, where some servers were previously installed to a location different than their name
local INSTALL_DIRS = {
["bashls"] = "bash",
["cssls"] = vscode_langservers_extracted "cssls",
["dockerls"] = "dockerfile",
["elixirls"] = "elixir",
["elmls"] = "elm",
["eslintls"] = "eslint",
["gopls"] = "go",
["hls"] = "haskell",
["html"] = vscode_langservers_extracted "html",
["intelephense"] = "php",
["jsonls"] = vscode_langservers_extracted "jsonls",
["kotlin_language_server"] = "kotlin",
["purescriptls"] = "purescript",
["pyright"] = "python",
["rust_analyzer"] = "rust",
["tailwindcss"] = "tailwindcss_npm",
["terraformls"] = "terraform",
["texlab"] = "latex",
["vimls"] = "vim",
["yamlls"] = "yaml",
}
-- :'<,'>!sort
local CORE_SERVERS = Data.set_of {
"angularls",
"ansiblels",
"bashls",
"bicep",
"clangd",
"clojure_lsp",
"cmake",
"cssls",
"denols",
"diagnosticls",
"dockerls",
"dotls",
"efm",
"elixirls",
"elmls",
"ember",
"emmet_ls",
"eslintls",
"fortls",
"gopls",
"graphql",
"groovyls",
"hls",
"html",
"intelephense",
"jdtls",
"jedi_language_server",
"jsonls",
"kotlin_language_server",
"lemminx",
"ltex",
"ocamlls",
"omnisharp",
"phpactor",
"prismals",
"puppet",
"purescriptls",
"pylsp",
"pyright",
"rescriptls",
"rome",
"rust_analyzer",
"serve_d",
"solargraph",
"sqlls",
"sqls",
"stylelint_lsp",
"sumneko_lua",
"svelte",
"tailwindcss",
"terraformls",
"texlab",
"tflint",
"tsserver",
"vimls",
"volar",
"vuels",
"yamlls",
"zls",
}
local INITIALIZED_SERVERS = {}
local cached_server_roots
local function scan_server_roots()
if cached_server_roots then
return cached_server_roots
end
local result = {}
local ok, entries = pcall(fs.readdir, path.SERVERS_ROOT_DIR)
if not ok then
-- presume servers root dir has not been created yet (i.e., no servers installed)
return {}
end
for i = 1, #entries do
local entry = entries[i]
if entry.type == "directory" then
result[#result + 1] = entry.name
end
end
cached_server_roots = Data.set_of(result)
vim.schedule(function()
cached_server_roots = nil
end)
return cached_server_roots
end
local function get_server_install_dir(server_name)
return INSTALL_DIRS[server_name] or server_name
end
function M.get_server_install_path(dirname)
return path.concat { path.SERVERS_ROOT_DIR, dirname }
end
function M.is_server_installed(server_name)
local scanned_server_dirs = scan_server_roots()
local dirname = get_server_install_dir(server_name)
return scanned_server_dirs[dirname] or false
end
-- returns a tuple of [server_name, requested_version], where requested_version may be nil
function M.parse_server_tuple(server_name)
return vim.split(server_name, "@")
end
function M.get_server(server_name)
if INITIALIZED_SERVERS[server_name] then
return true, INITIALIZED_SERVERS[server_name]
end
if not CORE_SERVERS[server_name] then
return false, ("Server %s does not exist."):format(server_name)
end
local ok, server_factory = pcall(require, ("nvim-lsp-installer.servers.%s"):format(server_name))
if ok then
INITIALIZED_SERVERS[server_name] = server_factory(
server_name,
M.get_server_install_path(get_server_install_dir(server_name))
)
return true, INITIALIZED_SERVERS[server_name]
end
return false,
(
"Unable to import server %s.\n\nThis is an unexpected error, please file an issue at %s with the following information:\n%s"
):format(server_name, "https://github.com/williamboman/nvim-lsp-installer", server_factory)
end
local function get_available_server_names()
return vim.tbl_keys(vim.tbl_extend("force", CORE_SERVERS, INITIALIZED_SERVERS))
end
local function resolve_servers(server_names)
return Data.list_map(function(server_name)
local ok, server = M.get_server(server_name)
if not ok then
error(server)
end
return server
end, server_names)
end
function M.get_available_servers()
return resolve_servers(get_available_server_names())
end
function M.get_installed_servers()
return resolve_servers(vim.tbl_filter(function(server_name)
return M.is_server_installed(server_name)
end, get_available_server_names()))
end
function M.get_uninstalled_servers()
return resolve_servers(vim.tbl_filter(function(server_name)
return not M.is_server_installed(server_name)
end, get_available_server_names()))
end
function M.register(server)
INSTALL_DIRS[server.name] = vim.fn.fnamemodify(server.root_dir, ":t")
INITIALIZED_SERVERS[server.name] = server
end
return M
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