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local log = require "mason-core.log"
local Package = require "mason-core.package"
local Optional = require "mason-core.optional"
local _ = require "mason-core.functional"
local settings = require "mason-lspconfig.settings"
local server_mapping = require "mason-lspconfig.mappings.server"
local path = require "mason-core.path"
local registry = require "mason-registry"
local notify = require "mason-core.notify"
local M = {}
---@param lspconfig_server_name string
local function resolve_package(lspconfig_server_name)
return Optional.of_nilable(server_mapping.lspconfig_to_package[lspconfig_server_name]):map(function(package_name)
local ok, pkg = pcall(registry.get_package, package_name)
if ok then
return pkg
end
end)
end
---@param lspconfig_server_name string
local function resolve_server_config_factory(lspconfig_server_name)
local ok, server_config = pcall(require, ("mason-lspconfig.server_configurations.%s"):format(lspconfig_server_name))
if ok then
return Optional.of(server_config)
end
return Optional.empty()
end
---@param t1 table
---@param t2 table
local function merge_in_place(t1, t2)
for k, v in pairs(t2) do
if type(v) == "table" then
if type(t1[k]) == "table" and not vim.tbl_islist(t1[k]) then
merge_in_place(t1[k], v)
else
t1[k] = v
end
else
t1[k] = v
end
end
return t1
end
local memoized_set = _.memoize(_.set_of)
---@param server_name string
local function should_auto_install(server_name)
if settings.current.automatic_installation == true then
return true
end
if type(settings.current.automatic_installation) == "table" then
return not memoized_set(settings.current.automatic_installation.exclude)[server_name]
end
return false
end
local function setup_lspconfig_hook()
local util = require "lspconfig.util"
util.on_setup = util.add_hook_before(util.on_setup, function(config)
local pkg_name = server_mapping.lspconfig_to_package[config.name]
if not pkg_name then
return
end
if registry.is_installed(pkg_name) then
resolve_server_config_factory(config.name):if_present(function(config_factory)
merge_in_place(config, config_factory(path.package_prefix(pkg_name)))
end)
else
if should_auto_install(config.name) then
local pkg = registry.get_package(pkg_name)
pkg:install()
end
end
end)
end
local function ensure_installed()
for _, server_identifier in ipairs(settings.current.ensure_installed) do
local server_name, version = Package.Parse(server_identifier)
resolve_package(server_name):if_present(
---@param pkg Package
function(pkg)
if not pkg:is_installed() then
pkg:install {
version = version,
}
end
end
)
end
end
---@param config MasonLspconfigSettings | nil
function M.setup(config)
if config then
settings.set(config)
end
setup_lspconfig_hook()
ensure_installed()
require "mason-lspconfig.api.command"
end
---See `:h mason-lspconfig.setup_handlers()`
---@param handlers table<string, fun(server_name: string)>
function M.setup_handlers(handlers)
local default_handler = Optional.of_nilable(handlers[1])
_.each(function(handler)
if type(handler) == "string" and not server_mapping.lspconfig_to_package[handler] then
notify(
("mason-lspconfig.setup_handlers: Received handler for unknown lspconfig server name: %s."):format(
handler
),
vim.log.levels.WARN
)
end
end, _.keys(handlers))
---@param pkg_name string
local function get_server_name(pkg_name)
return Optional.of_nilable(server_mapping.package_to_lspconfig[pkg_name])
end
local function call_handler(server_name)
log.fmt_trace("Checking handler for %s", server_name)
Optional.of_nilable(handlers[server_name]):or_(_.always(default_handler)):if_present(function(handler)
log.fmt_trace("Calling handler for %s", server_name)
local ok, err = pcall(handler, server_name)
if not ok then
vim.notify(err, vim.log.levels.ERROR)
end
end)
end
local installed_servers = _.filter_map(get_server_name, registry.get_installed_package_names())
_.each(call_handler, installed_servers)
registry:on(
"package:install:success",
vim.schedule_wrap(function(pkg)
get_server_name(pkg.name):if_present(call_handler)
end)
)
end
---@return string[]
function M.get_installed_servers()
return _.filter_map(function(pkg_name)
return Optional.of_nilable(server_mapping.package_to_lspconfig[pkg_name])
end, registry.get_installed_package_names())
end
return M
|
