From 1f46793406fbe16f4756500124e0ff4e90945823 Mon Sep 17 00:00:00 2001
From: Sutou Kouhei <kou@clear-code.com>
Date: Mon, 26 Jun 2023 09:51:04 +0900
Subject: [PATCH] [ruby/csv] parser: add one more trace

https://github.com/ruby/csv/commit/5df650be0c
---
 lib/csv/parser.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/csv/parser.rb b/lib/csv/parser.rb
index 1f8b150e19..c858b542a8 100644
--- a/lib/csv/parser.rb
+++ b/lib/csv/parser.rb
@@ -157,6 +157,7 @@ class CSV
         # trace(__method__, pattern, :done, :last, value) if @last_scanner
         return value if @last_scanner
 
+        # trace(__method__, pattern, :done, :nil) if value.nil?
         return nil if value.nil?
         while @scanner.eos? and read_chunk and (sub_value = @scanner.scan(pattern))
           # trace(__method__, pattern, :sub, sub_value)