From ab103e12314e7a134b92da2219340e5a11e2c9d7 Mon Sep 17 00:00:00 2001
From: Matthieu Coudron <mcoudron@hotmail.com>
Date: Mon, 8 Mar 2021 19:46:18 +0100
Subject: fix(hls): log is configured via haskell.logFile

and not languageServerHaskell.logFile
display server pid
---
 lua/lspconfig/hls.lua | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'lua/lspconfig/hls.lua')

diff --git a/lua/lspconfig/hls.lua b/lua/lspconfig/hls.lua
index b0df2fa0..38975c22 100644
--- a/lua/lspconfig/hls.lua
+++ b/lua/lspconfig/hls.lua
@@ -7,16 +7,25 @@ configs.hls = {
     filetypes = { 'haskell', 'lhaskell' },
     root_dir = util.root_pattern('*.cabal', 'stack.yaml', 'cabal.project', 'package.yaml', 'hie.yaml'),
     settings = {
-      languageServerHaskell = {
+      haskell = {
         formattingProvider = 'ormolu',
       },
     },
     lspinfo = function(cfg)
-      -- return "specific"
-      if cfg.settings.languageServerHaskell.logFile or false then
-        return 'logfile: ' .. cfg.settings.languageServerHaskell.logFile
+      local extra = {}
+      local function on_stdout(_, data, _)
+        local version = data[1]
+        table.insert(extra, 'version:   ' .. version)
       end
-      return ''
+
+      local opts = {
+        cwd = cfg.cwd,
+        stdout_buffered = true,
+        on_stdout = on_stdout,
+      }
+      local chanid = vim.fn.jobstart({ cfg.cmd[1], '--version' }, opts)
+      vim.fn.jobwait { chanid }
+      return extra
     end,
   },
 
-- 
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