From acc3ed7829882a55e2e3ce29163cb9b2b907a5e5 Mon Sep 17 00:00:00 2001
From: jdhao <jdhao@hotmail.com>
Date: Mon, 5 Aug 2024 23:32:03 +0200
Subject: [PATCH] show error message only when no word is under cursor

---
 lua/config/hlslens.lua | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/lua/config/hlslens.lua b/lua/config/hlslens.lua
index 3632347..c682d5c 100644
--- a/lua/config/hlslens.lua
+++ b/lua/config/hlslens.lua
@@ -36,11 +36,15 @@ keymap.set("n", "N", "", {
 })
 
 local no_word_under_cursor = function()
-  local word_under_cursor = vim.fn.expand("<cword>")
+  local cursor_word = vim.fn.expand("<cword>")
 
-  local msg = "E348: No string under cursor"
-  api.nvim_err_writeln(msg)
-  return word_under_cursor == ""
+  local result = cursor_word == ""
+  if result then
+    local msg = "E348: No string under cursor"
+    api.nvim_err_writeln(msg)
+  end
+
+  return result
 end
 
 keymap.set("n", "*", "", {