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|
local M = {}
local _INSTALLERS = {
'bashls',
'cssls',
'dockerls',
'eslintls',
'graphql',
'html',
'jsonls',
'solargraph',
'sumneko_lua',
'tsserver',
'vimls',
'yamlls',
}
local function escape_quotes(str)
return string.format("%q", str)
end
local function get_server_installer(server)
return pcall(require, 'nvim-lsp-installer.installers.' .. server)
end
function M.get_available_servers() return _INSTALLERS end
function M.get_installed_servers()
local installed_servers = {}
for _, server in pairs(M.get_available_servers()) do
local ok, module = get_server_installer(server)
if not ok then
vim.api.nvim_err_writeln("Unable to find installer for " .. server)
goto continue
end
if module:is_installed() then
table.insert(installed_servers, module)
end
::continue::
end
return installed_servers
end
function M.get_uninstalled_servers()
local installed_servers = M.get_installed_servers()
return vim.tbl_filter(
function (server)
return not vim.tbl_contains(installed_servers, server)
end,
M.get_available_servers()
)
end
function M.install(server)
local ok, installer = get_server_installer(server)
if not ok then
return vim.api.nvim_err_writeln("Unable to find installer for " .. server)
end
local success, error = pcall(installer.install, installer)
if not success then
pcall(installer.uninstall, installer)
return vim.api.nvim_err_writeln("Failed to install " .. server .. ". Error=" .. vim.inspect(error))
end
end
function M.uninstall(server)
local ok, installer = get_server_installer(server)
if not ok then
return vim.api.nvim_err_writeln("Unable to find installer for " .. server)
end
local success, error = pcall(installer.uninstall, installer)
if not success then
vim.api.nvim_err_writeln('Unable to uninstall ' .. server .. '. Error=' .. vim.inspect(error))
return success
end
print("Successfully uninstalled " .. server)
end
function M.get_server_root_path(server)
return vim.fn.stdpath('data') .. "/lsp_servers/" .. server
end
M.Installer = {}
M.Installer.__index = M.Installer
---@class Installer
function M.Installer:new(opts)
return setmetatable({
name = opts.name,
_install_cmd = opts.install_cmd,
_root_dir = opts.root_dir,
_default_options = opts.default_options,
_pre_install = opts.pre_install,
}, M.Installer)
end
function M.Installer:setup(opts)
-- We require the lspconfig server here in order to do it as late as possible.
-- The reason for this is because once a lspconfig server has been imported, it's
-- automatically registered with lspconfig and causes it to show up in :LspInfo and whatnot.
require'lspconfig'[self.name].setup(
vim.tbl_deep_extend('force', self._default_options, opts)
)
end
function M.Installer:is_installed()
return os.execute('test -d ' .. escape_quotes(self._root_dir)) == 0
end
function M.Installer:create_root_dir()
if os.execute('mkdir -p ' .. escape_quotes(self._root_dir)) ~= 0 then
error('Could not create LSP server directory ' .. self._root_dir)
end
end
function M.Installer:install()
if self._pre_install then
self._pre_install()
end
-- We run uninstall after pre_install because we don't want to
-- unnecessarily uninstall a server should it no longer pass the
-- pre_install check.
self:uninstall()
self:create_root_dir()
local shell = vim.o.shell
vim.o.shell = '/bin/bash'
vim.cmd [[new]]
vim.fn.termopen(
'set -e;\n' .. self._install_cmd,
{
cwd = self._root_dir,
on_exit = function (_, exit_code)
if exit_code ~= 0 then
vim.api.nvim_err_writeln("Installer failed for " .. self.name .. ". Exit code: " .. exit_code)
self:uninstall()
else
print("Successfully installed " .. self.name)
end
end
}
)
vim.o.shell = shell
vim.cmd([[startinsert]]) -- so that the buffer tails the term log nicely
end
function M.Installer:uninstall()
-- giggity
if os.execute('rm -rf ' .. escape_quotes(self._root_dir)) ~= 0 then
error('Could not remove LSP server directory ' .. self._root_dir)
end
end
return M
|
