use diff

Saghen · Jan 8, 2025 · 117eee0 · 117eee0
1 parent f9d4b20
commit 117eee0
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/lua/blink/cmp/completion/list.lua b/lua/blink/cmp/completion/list.lua
@@ -209,8 +209,13 @@ end
 ---------- Preview ----------
 
 function list.restore_content()
+  -- compute the diff between the current cursor column and the cursor column when the request was sent.
+  local diff = vim.api.nvim_win_get_cursor(0)[2] - list.context.bounds.start_col
+  if diff <= 0 then return end
   local row = list.context.cursor[1] - 1
-  vim.api.nvim_buf_set_text(0, row, 0, row, -1, { list.context.get_line() })
+
+  -- delete those chars added by previous auto-insert
+  vim.api.nvim_buf_set_text(0, row, list.context.bounds.start_col, row, vim.api.nvim_win_get_cursor(0)[2], { '' })
 end
 
 function list.apply_preview(item)