fix open file tracking after didClose

Properly remove the reference to the language server to which we
send the didClose notification.
Additionally, remove the open file reference if this was the last
language server for the closed file.

Fixes: 3c4b876ce21be2928c1bab33856d2294e6b43f5b

1 files changed, 4 insertions, 1 deletions

diff --git a/init.lua b/init.lua
index ddad310..7073136 100644
--- a/init.lua
+++ b/init.lua
@@ -1204,7 +1204,10 @@ local function lspc_close(ls, file)
   ls_send_notification(ls, 'textDocument/didClose', {
     textDocument = {uri = path_to_uri(file.path)},
   })
-  lspc.open_files[file.path][ls] = nil
+  lspc.open_files[file.path].language_servers[ls] = nil
+  if not next(lspc.open_files[file.path].language_servers) then
+    lspc.open_files[file.path] = nil
+  end
 end
 
 -- register a file as open with a language server and setup close and save event handlers