import ArduinoJson 6.18.0

1 files changed, 107 insertions, 0 deletions

diff --git a/include/lib/ArduinoJson/Numbers/convertNumber.hpp b/include/lib/ArduinoJson/Numbers/convertNumber.hpp
new file mode 100644
index 0000000..02bbefa
--- /dev/null
+++ b/include/lib/ArduinoJson/Numbers/convertNumber.hpp
@@ -0,0 +1,107 @@
+// ArduinoJson - https://arduinojson.org
+// Copyright Benoit Blanchon 2014-2021
+// MIT License
+
+#pragma once
+
+#if defined(__clang__)
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+#elif defined(__GNUC__)
+#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)
+#pragma GCC diagnostic push
+#endif
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+
+#include <ArduinoJson/Numbers/Float.hpp>
+#include <ArduinoJson/Polyfills/limits.hpp>
+#include <ArduinoJson/Polyfills/type_traits.hpp>
+
+namespace ARDUINOJSON_NAMESPACE {
+
+// uint32 -> int32
+// uint64 -> int32
+template <typename TOut, typename TIn>
+typename enable_if<is_integral<TIn>::value && is_unsigned<TIn>::value &&
+                       is_integral<TOut>::value && sizeof(TOut) <= sizeof(TIn),
+                   bool>::type
+canConvertNumber(TIn value) {
+  return value <= TIn(numeric_limits<TOut>::highest());
+}
+
+// uint32 -> int64
+template <typename TOut, typename TIn>
+typename enable_if<is_integral<TIn>::value && is_unsigned<TIn>::value &&
+                       is_integral<TOut>::value && sizeof(TIn) < sizeof(TOut),
+                   bool>::type
+canConvertNumber(TIn) {
+  return true;
+}
+
+// uint32 -> float
+// int32 -> float
+template <typename TOut, typename TIn>
+typename enable_if<is_integral<TIn>::value && is_floating_point<TOut>::value,
+                   bool>::type
+canConvertNumber(TIn) {
+  return true;
+}
+
+// int64 -> int32
+template <typename TOut, typename TIn>
+typename enable_if<is_integral<TIn>::value && is_signed<TIn>::value &&
+                       is_integral<TOut>::value && is_signed<TOut>::value &&
+                       sizeof(TOut) < sizeof(TIn),
+                   bool>::type
+canConvertNumber(TIn value) {
+  return value >= TIn(numeric_limits<TOut>::lowest()) &&
+         value <= TIn(numeric_limits<TOut>::highest());
+}
+
+// int32 -> int32
+// int32 -> int64
+template <typename TOut, typename TIn>
+typename enable_if<is_integral<TIn>::value && is_signed<TIn>::value &&
+                       is_integral<TOut>::value && is_signed<TOut>::value &&
+                       sizeof(TIn) <= sizeof(TOut),
+                   bool>::type
+canConvertNumber(TIn) {
+  return true;
+}
+
+// int32 -> uint32
+template <typename TOut, typename TIn>
+typename enable_if<is_integral<TIn>::value && is_signed<TIn>::value &&
+                       is_integral<TOut>::value && is_unsigned<TOut>::value,
+                   bool>::type
+canConvertNumber(TIn value) {
+  if (value < 0)
+    return false;
+  return value <= TIn(numeric_limits<TOut>::highest());
+}
+
+// float -> int32
+// float -> int64
+template <typename TOut, typename TIn>
+typename enable_if<is_floating_point<TIn>::value &&
+                       !is_floating_point<TOut>::value,
+                   bool>::type
+canConvertNumber(TIn value) {
+  return value >= numeric_limits<TOut>::lowest() &&
+         value <= numeric_limits<TOut>::highest();
+}
+
+template <typename TOut, typename TIn>
+TOut convertNumber(TIn value) {
+  return canConvertNumber<TOut>(value) ? TOut(value) : 0;
+}
+}  // namespace ARDUINOJSON_NAMESPACE
+
+#if defined(__clang__)
+#pragma clang diagnostic pop
+#elif defined(__GNUC__)
+#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)
+#pragma GCC diagnostic pop
+#endif
+#endif