From c4dbd8a7445e74dd0b6959de56c952bad7da1a21 Mon Sep 17 00:00:00 2001
From: sumit0190 <sumi29@gmail.com>
Date: Sun, 9 Feb 2020 00:46:13 -0500
Subject: [PATCH] Read and write exported infs/nans correctly (#35388)

---
 core/variant_parser.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/core/variant_parser.cpp b/core/variant_parser.cpp
index 6ca9d6c2469..f22ffda6653 100644
--- a/core/variant_parser.cpp
+++ b/core/variant_parser.cpp
@@ -512,6 +512,10 @@ Error VariantParser::parse_value(Token &token, Variant &value, Stream *p_stream,
 			value = false;
 		else if (id == "null" || id == "nil")
 			value = Variant();
+		else if (id == "inf")
+			value = Math_INF;
+		else if (id == "nan")
+			value = Math_NAN;
 		else if (id == "Vector2") {
 
 			Vector<float> args;
@@ -1586,8 +1590,10 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
 		case Variant::REAL: {
 
 			String s = rtosfix(p_variant.operator real_t());
-			if (s.find(".") == -1 && s.find("e") == -1)
-				s += ".0";
+			if (s != "inf" && s != "nan") {
+				if (s.find(".") == -1 && s.find("e") == -1)
+					s += ".0";
+			}
 			p_store_string_func(p_store_string_ud, s);
 		} break;
 		case Variant::STRING: {