fixed highlight

lua/setup/lspinstall.lua

@@ -34,7 +34,7 @@ local on_attach = function(client, bufnr)
   vim.api.nvim_buf_set_option(0, 'formatexpr', 'v:lua.vim.lsp.formatexpr()')
 
   -- Mappings.
-  local opts ={ noremap = true, silent = true, buffer = true }
+  local opts = { noremap = true, silent = false, buffer = true }
   vim.keymap.set('n', '<space>,', vim.lsp.diagnostic.goto_prev, opts)
   vim.keymap.set('n', '<space>;', vim.lsp.diagnostic.goto_next, opts)
   vim.keymap.set('n', '<space>a', vim.lsp.buf.code_action, opts)
@@ -64,21 +64,28 @@ local on_attach = function(client, bufnr)
   end
 
   -- Set autocommands conditional on server_capabilities
-  if client.server_capabilities.document_highlight then
+  if client.server_capabilities.documentHighlightProvider then
     vim.api.nvim_exec(
       [[
       hi LspReferenceRead cterm=bold ctermbg=red guibg=DarkGreen
       hi LspReferenceWrite cterm=bold ctermbg=red guibg=DarkRed
-      augroup lsp_document_highlight
-        autocmd! * <buffer>
-        autocmd CursorHold <buffer> lua vim.lsp.buf.document_highlight()
-        autocmd CursorHoldI <buffer> lua vim.lsp.buf.document_highlight()
-        autocmd CursorMoved <buffer> lua vim.lsp.buf.clear_references()
-      augroup END
-    ]],
-      false
-    )
+      ]], false)
+    vim.api.nvim_create_augroup("lsp_document_highlight", { clear = true })
+    vim.api.nvim_clear_autocmds { buffer = bufnr, group = "lsp_document_highlight" }
+    vim.api.nvim_create_autocmd("CursorHold", {
+      callback = vim.lsp.buf.document_highlight,
+      buffer = bufnr,
+      group = "lsp_document_highlight",
+      desc = "Document Highlight",
+    })
+    vim.api.nvim_create_autocmd("CursorMoved", {
+      callback = vim.lsp.buf.clear_references,
+      buffer = bufnr,
+      group = "lsp_document_highlight",
+      desc = "Clear All the References",
+    })
   end
+
   require('lsp_signature').on_attach({
     bind = true, -- This is mandatory, otherwise border config won't get registered.
     handler_opts = {