adds config for langtool + port for langtool

lua/prosesitter.lua

@@ -70,7 +70,7 @@ function M:setup(user_cfg)
 	end
 
 	if cfg.langtool_bin ~= nil then
-		langtool.start_server(on_event, cfg.langtool_bin)
+		langtool.start_server(on_event, cfg)
 	end
 
 	if cfg.default_cmds then

lua/prosesitter/backend/langtool.lua

@@ -1,8 +1,11 @@
 local util = require("prosesitter/util")
 local log = require("prosesitter/log")
 local shared = require("prosesitter/shared")
+local defaults = require("prosesitter/config/defaults")
 local M = {}
 
+M.url = "set in start_server function"
+
 function M.setup_binairy()
 	vim.fn.mkdir(util.plugin_path, "p")
 	local install_script = [=====[
@@ -20,11 +23,24 @@ function M.setup_binairy()
 		mv languagetool/*/* languagetool 
 	]=====]
 
-	local ok_msg = "[prosesitter] installed vale with default styles"
-	local err_msg= "[prosesitter] could not setup vale styles"
+	local ok_msg = "[prosesitter] installed language tool"
+	local err_msg = "[prosesitter] could not setup language tool"
 	util:shell_in_new_window(install_script, ok_msg, err_msg)
 end
 
+function M.setup_cfg()
+	local exists = 1
+	if vim.fn.filereadable(util.plugin_path .. "/langtool.cfg") ~= exists then
+		local file = io.open(util.plugin_path .. "/langtool.cfg", "w")
+		if file == nil then
+			print("fatal error: could not open/create fresh LanguageTool config")
+		end
+
+		file:write(defaults.langtool_cfg)
+		file:flush()
+		file:close()
+	end
+end
 
 local function mark_rdy_if_responding(on_event)
 	local on_exit = function(text)
@@ -44,36 +60,43 @@ local function mark_rdy_if_responding(on_event)
 	local async = require("prosesitter/on_event/check/async_cmd")
 	local do_check = function()
 		if not M.langtool_running then
-			local curl_args = { "--no-progress-meter", "--data", "@-", "http://localhost:8081/v2/check" }
+			local curl_args = { "--no-progress-meter", "--data", "@-", M.url }
 			async.dispatch_with_stdin("language=en-US&text=hi", "curl", curl_args, on_exit)
 		end
 	end
 
 	for timeout = 0, 15, 1 do
-		vim.defer_fn(do_check, timeout*1000)
+		vim.defer_fn(do_check, timeout * 1000)
 	end
 end
 
-function M.start_server(on_event, path)
+-- using depedency injection here (on_event) to break
+-- dependency loop
+function M.start_server(on_event, cfg)
 	local on_exit = function()
 		M.langtool_running = false
 	end
 
+	M.url = "http://localhost:" .. cfg.langtool_port .. "/v2/check"
 	local res = vim.fn.jobstart({
 		"java",
 		"-cp",
-		path,
+		cfg.langtool_bin,
 		"org.languagetool.server.HTTPServer",
+		"--config",
+		cfg.langtool_cfg,
 		"--port",
-		"8081",
+		cfg.langtool_port,
 	}, {
 		on_exit = on_exit,
 	})
 
 	if res > 0 then
 		mark_rdy_if_responding(on_event)
 	else
-		error("could not start language server using path: " .. path)
+		error("could not start language server using path: " .. cfg.langtool_bin)
+		log.error("could not start language server using path: " .. cfg.langtool_bin)
+
 	end
 end
 

lua/prosesitter/backend/vale.lua

@@ -47,7 +47,7 @@ function M.setup_binairy_and_styles()
 	util:shell_in_new_window(install_script, ok_msg, err_msg)
 end
 
-function M.setup_default_cfg()
+function M.setup_cfg()
 	local exists = 1
 	if vim.fn.filereadable(util.plugin_path .. "/vale_cfg.ini") ~= exists then
 		local file = io.open(util.plugin_path .. "/vale_cfg.ini", "w")

lua/prosesitter/config/defaults.lua

@@ -68,6 +68,10 @@ MinAlertLevel = suggestion
 BasedOnStyles = proselint, write-good, Vale
 ]==]
 
+M.langtool_cfg = [==[
+maxCheckThreads=2
+]==]
+
 M.cmds = {
 	PsNext = "next",
 	PsPrev = "prev",

lua/prosesitter/config/mod.lua

@@ -24,6 +24,8 @@ local Cfg = {
 	vale_cfg = util.plugin_path .. "/vale_cfg.ini",
 	vale_bin = false,
 	langtool_bin = false,
+	langtool_port = 34287, -- just a random port thats probably free
+	langtool_cfg = util.plugin_path .. "/langtool.cfg",
 	default_cmds = true,
 	auto_enable = true,
 	disabled_ext = {}, -- empty so nothing disabled
@@ -67,7 +69,7 @@ function M:setup(user_cfg)
 		local do_setup = vim.fn.input("vale is not installed, install vale? y/n: ")
 		if do_setup == "y" then
 			vale.setup_binairy_and_styles()
-			vale.setup_default_cfg()
+			vale.setup_cfg()
 		else
 			print("please setup vale manually and adjust your config")
 			return nil
@@ -80,6 +82,7 @@ function M:setup(user_cfg)
 		local do_setup = vim.fn.input("Language tool not installed, install language tool? y/n: ")
 		if do_setup == "y" then
 			langtool.setup_binairy()
+			langtool.setup_cfg()
 		else
 			print("please set up language tool manually and adjust your config")
 			return nil

lua/prosesitter/on_event/check/async_cmd.lua

@@ -8,7 +8,7 @@ local handle
 local function on_stderr(err, data)
 	assert(not err, err)
 	if data then
-		print("stderr chunk", data)
+		log.error(data)
 	end
 end
 

lua/prosesitter/on_event/check/check.lua

@@ -27,7 +27,8 @@ local function do_check()
 			local results = langtool.add_spans(json)
 			marks.mark_results(results, req.areas, "langtool", langtool.to_meta)
 		end
-		local curl_args = { "--no-progress-meter", "--data", "@-", "http://localhost:8081/v2/check" }
+
+		local curl_args = { "--no-progress-meter", "--data", "@-", langtool.url}
 		async.dispatch_with_stdin(langtool_query(req.text), "curl", curl_args, post_langtool)
 	end