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arduino-cli/libraries/ArduinoJson_6.x/ArduinoJson/Polyfills/math.hpp

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+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2020
+// MIT License
+
+#pragma once
+
+#include <ArduinoJson/Namespace.hpp>
+
+namespace ARDUINOJSON_NAMESPACE {
+
+// Some libraries #define isnan() and isinf() so we need to check before
+// using this name
+
+#ifndef isnan
+template <typename T>
+bool isnan(T x) {
+  return x != x;
+}
+#endif
+
+#ifndef isinf
+template <typename T>
+bool isinf(T x) {
+  return x != 0.0 && x * 2 == x;
+}
+#endif
+}  // namespace ARDUINOJSON_NAMESPACE