From b88bcda3fa1bb66a06482d7fbcdcecbb7b585938 Mon Sep 17 00:00:00 2001
From: Akira Komamura <akira.komamura@gmail.com>
Date: Fri, 29 Nov 2024 11:01:17 +0900
Subject: [PATCH] Fix cases for cells like AA1

---
 lib/xlsxir/parse_worksheet.ex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/xlsxir/parse_worksheet.ex b/lib/xlsxir/parse_worksheet.ex
index 4ce84b8..9001c63 100644
--- a/lib/xlsxir/parse_worksheet.ex
+++ b/lib/xlsxir/parse_worksheet.ex
@@ -143,7 +143,7 @@ defmodule Xlsxir.ParseWorksheet do
 
       empty_cells =
         cond do
-          is_nil(previous) && String.first(ref) != "A" ->
+          is_nil(previous) && !Regex.match?(~r/^A\d/, ref) ->
             fill_empty_cells("A#{line}", ref, line, [])
 
           !is_nil(previous) && !is_next_col(ref, previous) ->