feat(lua_ls): update recommended settings

- Only override settings if there is no `.luarc.json(c)` file present.
- Prefer setting workspace to `VIMRUNTIME` over `'runtimepath'`

1 files changed, 19 insertions, 19 deletions

diff --git a/lua/lspconfig/server_configurations/lua_ls.lua b/lua/lspconfig/server_configurations/lua_ls.lua
index acb57318..e6a1438e 100644
--- a/lua/lspconfig/server_configurations/lua_ls.lua
+++ b/lua/lspconfig/server_configurations/lua_ls.lua
@@ -49,26 +49,26 @@ Completion results will include a workspace indexing progress message until the
 
 ```lua
 require'lspconfig'.lua_ls.setup {
-  settings = {
-    Lua = {
-      runtime = {
-        -- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
-        version = 'LuaJIT',
-      },
-      diagnostics = {
-        -- Get the language server to recognize the `vim` global
-        globals = {'vim'},
-      },
-      workspace = {
+  on_init = function(client)
+    local path = client.workspace_folders[1].name
+    if not vim.loop.fs_stat(path..'/.luarc.json') and not vim.loop.fs_stat(path..'/.luarc.jsonc') then
+      local settings = vim.tbl_deep_extend('force', client.config.settings.Lua, {
+        runtime = {
+          -- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
+          version = 'LuaJIT'
+        },
         -- Make the server aware of Neovim runtime files
-        library = vim.api.nvim_get_runtime_file("", true),
-      },
-      -- Do not send telemetry data containing a randomized but unique identifier
-      telemetry = {
-        enable = false,
-      },
-    },
-  },
+        workspace = {
+          library = { vim.env.VIMRUNTIME }
+          -- or pull in all of 'runtimepath'. NOTE: this is a lot slower
+          -- library = vim.api.nvim_get_runtime_file("", true)
+        }
+      }
+
+      client.notify("workspace/didChangeConfiguration", { settings = settings })
+    end
+    return true
+  end
 }
 ```