feat: use vim-illuminate

lua/plugins.lua

@@ -84,18 +84,7 @@ return require('packer').startup(function(use)
 	})
 
     -- highlight current symbol
-    use({
-        "nvim-treesitter/nvim-treesitter-refactor",
-        config = function () require("nvim-treesitter.configs").setup({
-            refactor = {
-                highlight_definitions = {
-                    enable = true,
-                    clear_on_cursor_move = true,
-                },
-            }
-        })
-        end,
-    })
+    use({"RRethy/vim-illuminate"})
 
 	-- language server
 	use({

lua/plugins/lspconfig.lua

@@ -52,6 +52,9 @@ local extra_server_opts = {
 }
 
 local function custom_on_attach(client, buffer_nr)
+    -- onmifunc
+    vim.api.nvim_buf_set_option(0, "omnifunc", "v:lua.vim.lsp.omnifunc")
+
     -- Helper function
     local opts = {noremap = true, silent = true}
     local function bufnnoremap(key, action)
@@ -88,6 +91,9 @@ local function custom_on_attach(client, buffer_nr)
     if client.resolved_capabilities.document_formatting then
         vim.cmd("autocmd BufWritePre <buffer> lua vim.lsp.buf.formatting_sync()")
     end
+
+    -- vim-illuminate
+    require("illuminate").on_attach(client)
 end
 
 lsp_installer.on_server_ready(function(server)