From 045e3a5c95f561d250172cc96bda9ed79470bab5 Mon Sep 17 00:00:00 2001
From: andrewlalis <me@andrewlalis.com>
Date: Fri, 27 Mar 2026 07:59:07 -0400
Subject: [PATCH] Add newlines to list of special CSV chars for quoting.

---
 finnow-api/source/util/csv.d | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/finnow-api/source/util/csv.d b/finnow-api/source/util/csv.d
index 385d613..24adb31 100644
--- a/finnow-api/source/util/csv.d
+++ b/finnow-api/source/util/csv.d
@@ -30,7 +30,9 @@ struct CsvStreamWriter(S) if (isByteOutputStream!S) {
         import std.regex : replaceAll, regex;
         import std.string : indexOf;
         string s = value.to!string();
-        bool shouldValueBeQuoted = indexOf(s, '"') != -1 || indexOf(s, ',') != -1;
+        bool shouldValueBeQuoted = indexOf(s, '"') != -1 ||
+            indexOf(s, ',') != -1 ||
+            indexOf(s, '\n') != -1;
         s = replaceAll(value.to!string(), regex("\""), "\"\"");
         if (shouldValueBeQuoted) {
             s = "\"" ~ s ~ "\"";