From 9d3ee35b62d84f0657ef2202ebde132df5bc6cf9 Mon Sep 17 00:00:00 2001
From: Marc Jakobi <marc.jakobi@tiko.energy>
Date: Sun, 26 May 2024 01:26:02 +0200
Subject: [PATCH] revert(lsp): defer attaching client to `BufEnter` (#409)

This reverts commit 90bfbc588fef7e44d82e5aba8dfc787e8d3f5d1a.
---
 CHANGELOG.md      |  7 -------
 ftplugin/rust.lua | 11 ++---------
 2 files changed, 2 insertions(+), 16 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index cbc914c6..758efb2b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,13 +6,6 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
-
-### Changed
-
-- LSP: Defer attaching the LSP client to `BufEnter` for a smoother experience
-  on low-end devices.
-
 ## [4.23.5] - 2024-05-24
 
 ### Fixed
diff --git a/ftplugin/rust.lua b/ftplugin/rust.lua
index 786e1309..11661084 100644
--- a/ftplugin/rust.lua
+++ b/ftplugin/rust.lua
@@ -46,19 +46,12 @@ end
 
 vim.g.loaded_rustaceanvim = true
 
-local bufnr = vim.api.nvim_get_current_buf()
 local auto_attach = config.server.auto_attach
 if type(auto_attach) == 'function' then
+  local bufnr = vim.api.nvim_get_current_buf()
   auto_attach = auto_attach(bufnr)
 end
 
 if auto_attach then
-  -- Defer for a smoother experience on low-end devices
-  vim.api.nvim_create_autocmd('BufEnter', {
-    buffer = bufnr,
-    group = vim.api.nvim_create_augroup('RustaceanvimAttach', { clear = true }),
-    callback = function()
-      require('rustaceanvim.lsp').start()
-    end,
-  })
+  require('rustaceanvim.lsp').start()
 end