From d5034083cbbffa2d34ac3bbd70b25c6068a3d39f Mon Sep 17 00:00:00 2001
From: jules <jules@juce.com>
Date: Tue, 9 Oct 2018 16:51:11 +0100
Subject: [PATCH] Fix for JSON stringification of INF and NaN double values

---
 modules/juce_core/javascript/juce_JSON.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/modules/juce_core/javascript/juce_JSON.cpp b/modules/juce_core/javascript/juce_JSON.cpp
index eb939ad7f4..74f6bc8359 100644
--- a/modules/juce_core/javascript/juce_JSON.cpp
+++ b/modules/juce_core/javascript/juce_JSON.cpp
@@ -348,7 +348,12 @@ struct JSONFormatter
         }
         else if (v.isDouble())
         {
-            out << String (static_cast<double> (v), maximumDecimalPlaces);
+            auto d = static_cast<double> (v);
+
+            if (juce_isfinite (d))
+                out << String (d, maximumDecimalPlaces);
+            else
+                out << "null";
         }
         else if (v.isArray())
         {