update to 16.18.4

lib/ArduinoJson/CHANGELOG.md

@@ -1,6 +1,14 @@
 ArduinoJson: change log
 =======================
 
+v6.18.4 (2021-09-06)
+-------
+
+* Fixed error `'dummy' may be used uninitialized` on GCC 11
+* Fixed error `expected unqualified-id before 'const'` on GCC 11 (issue #1622)
+* Filter: exact match takes precedence over wildcard (issue #1628)
+* Fixed deserialization of `\u0000` (issue #1646)
+
 v6.18.3 (2021-07-27)
 -------
 

lib/ArduinoJson/README.md

@@ -2,7 +2,7 @@
 
 ---
 
-[![arduino-library-badge](https://www.ardu-badge.com/badge/ArduinoJson.svg?version=6.18.3)](https://www.ardu-badge.com/ArduinoJson/6.18.3)
+[![arduino-library-badge](https://www.ardu-badge.com/badge/ArduinoJson.svg?version=6.18.4)](https://www.ardu-badge.com/ArduinoJson/6.18.4)
 [![Continuous Integration](https://github.com/bblanchon/ArduinoJson/workflows/Continuous%20Integration/badge.svg?branch=6.x)](https://github.com/bblanchon/ArduinoJson/actions?query=workflow%3A%22Continuous+Integration%22+branch%3A6.x)
 [![Continuous Integration](https://ci.appveyor.com/api/projects/status/m7s53wav1l0abssg/branch/6.x?svg=true)](https://ci.appveyor.com/project/bblanchon/arduinojson/branch/6.x)
 [![Fuzzing Status](https://oss-fuzz-build-logs.storage.googleapis.com/badges/arduinojson.svg)](https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:arduinojson)
@@ -78,7 +78,7 @@ ArduinoJson is a C++ JSON library for Arduino and IoT (Internet Of Things).
     * [Unit test coverage close to 100%](https://coveralls.io/github/bblanchon/ArduinoJson?branch=6.x)
     * Continuously tested on
         * [Visual Studio 2010, 2012, 2013, 2015, 2017, 2019](https://ci.appveyor.com/project/bblanchon/arduinojson/branch/6.x)
-        * [GCC 4.4, 4.6, 4.7, 4.8, 4.9, 5, 6, 7, 8, 9, 10](https://github.com/bblanchon/ArduinoJson/actions?query=workflow%3A%22Continuous+Integration%22)
+        * [GCC 4.4, 4.6, 4.7, 4.8, 4.9, 5, 6, 7, 8, 9, 10, 11](https://github.com/bblanchon/ArduinoJson/actions?query=workflow%3A%22Continuous+Integration%22)
         * [Clang 3.5, 3.6, 3.7, 3.8, 3.9, 4.0, 5.0, 6.0, 7, 8, 9, 10](https://github.com/bblanchon/ArduinoJson/actions?query=workflow%3A%22Continuous+Integration%22)
     * [Continuously fuzzed with Google OSS Fuzz](https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:arduinojson)
     * Passes all default checks of [clang-tidy](https://releases.llvm.org/10.0.0/tools/clang/tools/extra/docs/clang-tidy/)

lib/ArduinoJson/src/ArduinoJson/Deserialization/Filter.hpp

@@ -32,8 +32,8 @@ class Filter {
   Filter operator[](const TKey& key) const {
     if (_variant == true)  // "true" means "allow recursively"
       return *this;
-    else
-      return Filter(_variant[key] | _variant["*"]);
+    VariantConstRef member = _variant[key];
+    return Filter(member.isNull() ? _variant["*"] : member);
   }
 
  private:

lib/ArduinoJson/src/ArduinoJson/Deserialization/Reader.hpp

@@ -17,7 +17,7 @@ struct Reader {
   Reader(TSource& source) : _source(&source) {}
 
   int read() {
-    return _source->read();
+    return _source->read();  // Error here? You passed an unsupported input type
   }
 
   size_t readBytes(char* buffer, size_t length) {

lib/ArduinoJson/src/ArduinoJson/Json/Utf8.hpp

@@ -13,14 +13,14 @@ template <typename TStringBuilder>
 inline void encodeCodepoint(uint32_t codepoint32, TStringBuilder& str) {
   // this function was optimize for code size on AVR
 
+  if (codepoint32 < 0x80) {
+    str.append(char(codepoint32));
+  } else {
     // a buffer to store the string in reverse
     char buf[5];
     char* p = buf;
 
     *(p++) = 0;
-  if (codepoint32 < 0x80) {
-    *(p++) = char((codepoint32));
-  } else {
     *(p++) = char((codepoint32 | 0x80) & 0xBF);
     uint16_t codepoint16 = uint16_t(codepoint32 >> 6);
     if (codepoint16 < 0x20) {  // 0x800
@@ -36,11 +36,11 @@ inline void encodeCodepoint(uint32_t codepoint32, TStringBuilder& str) {
         *(p++) = char(codepoint16 | 0xF0);
       }
     }
-  }
 
     while (*(--p)) {
       str.append(*p);
     }
+  }
 }
 }  // namespace Utf8
 }  // namespace ARDUINOJSON_NAMESPACE

lib/ArduinoJson/src/ArduinoJson/Strings/Adapters/ArduinoStringAdapter.hpp

@@ -45,8 +45,7 @@ class StringAdapter< ::String> {
 template <>
 class StringAdapter< ::StringSumHelper> : public StringAdapter< ::String> {
  public:
-  StringAdapter< ::StringSumHelper>(const ::String& s)
-      : StringAdapter< ::String>(s) {}
+  StringAdapter(const ::String& s) : StringAdapter< ::String>(s) {}
 };
 
 }  // namespace ARDUINOJSON_NAMESPACE

lib/ArduinoJson/src/ArduinoJson/Strings/Adapters/ConstRamStringAdapter.hpp

@@ -45,7 +45,7 @@ class StringAdapter<const char*> {
 template <int N>
 class StringAdapter<const char[N]> : public StringAdapter<const char*> {
  public:
-  StringAdapter<const char[N]>(const char* s) : StringAdapter<const char*>(s) {}
+  StringAdapter(const char* s) : StringAdapter<const char*>(s) {}
 };
 
 }  // namespace ARDUINOJSON_NAMESPACE

lib/ArduinoJson/src/ArduinoJson/Variant/ConverterImpl.hpp

@@ -27,7 +27,7 @@ struct Converter {
   }
 
   static bool checkJson(VariantConstRef src) {
-    T dummy;
+    T dummy = T();
     // clang-format off
     return canConvertFromJson(src, dummy);  // Error here? See https://arduinojson.org/v6/unsupported-is/
     // clang-format on

lib/ArduinoJson/src/ArduinoJson/Variant/VariantContent.hpp

@@ -12,7 +12,6 @@
 
 namespace ARDUINOJSON_NAMESPACE {
 
-//
 enum {
   VALUE_MASK = 0x7F,
 

lib/ArduinoJson/src/ArduinoJson/version.hpp

@@ -4,7 +4,7 @@
 
 #pragma once
 
-#define ARDUINOJSON_VERSION "6.18.3"
+#define ARDUINOJSON_VERSION "6.18.4"
 #define ARDUINOJSON_VERSION_MAJOR 6
 #define ARDUINOJSON_VERSION_MINOR 18
-#define ARDUINOJSON_VERSION_REVISION 3
+#define ARDUINOJSON_VERSION_REVISION 4