From a0595f17e8c33301a6b12f2217d3ab643e13c18b Mon Sep 17 00:00:00 2001
From: "alexey.lysiuk" <alexey.lysiuk@gmail.com>
Date: Tue, 20 Dec 2016 13:13:50 +0200
Subject: [PATCH] Serializer now writes floating point zero if special value is
 encountered

See https://forum.zdoom.org/viewtopic.php?t=54592
---
 src/rapidjson/writer.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/rapidjson/writer.h b/src/rapidjson/writer.h
index a288f07ff..200abadae 100644
--- a/src/rapidjson/writer.h
+++ b/src/rapidjson/writer.h
@@ -527,7 +527,9 @@ inline bool Writer<StringBuffer>::WriteDouble(double d) {
 		if (!(kWriteDefaultFlags & kWriteNanAndInfFlag))
 		{
 			// At least ensure that the output does not get broken.
-			PutReserve(*os_, 1);
+			PutReserve(*os_, 3);
+			PutUnsafe(*os_, '0');
+			PutUnsafe(*os_, '.');
 			PutUnsafe(*os_, '0');
 			return false;
 		}