fix(lsp): better way of extending deeply nested lists. Fixes #3398

lua/lazyvim/plugins/extras/lang/typescript.lua

@@ -119,12 +119,6 @@ return {
           -- copy typescript settings to javascript
           opts.settings.javascript =
             vim.tbl_deep_extend("force", {}, opts.settings.typescript, opts.settings.javascript or {})
-          local plugins = vim.tbl_get(opts.settings, "vtsls", "tsserver", "globalPlugins")
-          -- allow plugins to have a key for proper merging
-          -- remove the key here
-          if plugins then
-            opts.settings.vtsls.tsserver.globalPlugins = vim.tbl_values(plugins)
-          end
         end,
       },
     },

lua/lazyvim/plugins/extras/lang/vue.lua

@@ -27,20 +27,6 @@ return {
         -- Volar 2.0 has discontinued their "take over mode" which in previous version provided support for typescript in vue files.
         -- The new approach to get typescript support involves using the typescript language server along side volar.
         vtsls = {
-          settings = {
-            vtsls = {
-              tsserver = {
-                globalPlugins = {
-                  -- Use typescript language server along with vue typescript plugin
-                  vue = {
-                    name = "@vue/typescript-plugin",
-                    location = vue_typescript_plugin,
-                    languages = { "vue" },
-                  },
-                },
-              },
-            },
-          },
           filetypes = {
             "javascript",
             "javascriptreact",
@@ -52,6 +38,12 @@ return {
           },
         },
       })
+
+      LazyVim.extend(opts.servers.vtsls, "settings.vtsls.tsserver.globalPlugins", {
+        name = "@vue/typescript-plugin",
+        location = vue_typescript_plugin,
+        languages = { "vue" },
+      })
     end,
   },
 }

lua/lazyvim/util/init.lua

@@ -72,6 +72,19 @@ function M.on_very_lazy(fn)
   })
 end
 
+function M.extend(t, key, value)
+  local keys = vim.split(key, ".", { plain = true })
+  for i = 1, #keys do
+    local k = keys[i]
+    t[k] = t[k] or {}
+    if type(t) ~= "table" then
+      return
+    end
+    t = t[k]
+  end
+  t[#t + 1] = value
+end
+
 ---@param name string
 function M.opts(name)
   local plugin = require("lazy.core.config").spec.plugins[name]