fix: generate correct workspace didchange request params (#2361)

* fix: generate correct workspace didchange request params

* fix: logic rewrite

* fix: logic rewrite

* fix: spell

1 files changed, 67 insertions, 68 deletions

diff --git a/lua/lspconfig/util.lua b/lua/lspconfig/util.lua
index 92594077..1426b6b1 100644
--- a/lua/lspconfig/util.lua
+++ b/lua/lspconfig/util.lua
@@ -271,6 +271,56 @@ function M.server_per_root_dir_manager(make_config)
     local new_config = make_config(root_dir)
     local client = get_client_from_cache(new_config)
 
+    --TODO(glepnir): do we need check language server support the workspaceFOlders?
+    --some server support it but the it not show in server_capabilities
+    local register_workspace_folders = function(client_instance)
+      local params = {
+        event = {
+          added = { { uri = vim.uri_from_fname(root_dir), name = root_dir } },
+          removed = {},
+        },
+      }
+      for _, schema in ipairs(client_instance.workspace_folders or {}) do
+        if schema.name == root_dir then
+          return
+        end
+      end
+      client_instance.rpc.notify('workspace/didChangeWorkspaceFolders', params)
+      if not client_instance.workspace_folders then
+        client.workspace_folders = {}
+      end
+      table.insert(client_instance.workspace_folders, params.event.added[1])
+      if not clients[root_dir] then
+        clients[root_dir] = {}
+      end
+      table.insert(clients[root_dir], client_instance.id)
+    end
+
+    local attach_after_client_initialized = function(buffer_nr, client_instance)
+      local timer = vim.loop.new_timer()
+      timer:start(
+        0,
+        10,
+        vim.schedule_wrap(function()
+          if client_instance.initialized and not timer:is_closing() then
+            lsp.buf_attach_client(buffer_nr, client_instance.id)
+            register_workspace_folders(client_instance)
+            timer:stop()