diff options
author | Daniel Friesel <daniel.friesel@uos.de> | 2021-05-12 09:12:09 +0200 |
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committer | Daniel Friesel <daniel.friesel@uos.de> | 2021-05-12 09:12:09 +0200 |
commit | 39895a677e5d370824e702cfe90ebc67737b8482 (patch) | |
tree | ff5b4cc9e373d33a795d50d9333e05549bd9f2b8 /include/lib/ArduinoJson/Strings/StdStringAdapter.hpp | |
parent | 42e7fdf01c3a5701bb51e93ad6c650c3dbbc5450 (diff) |
import ArduinoJson 6.18.0
Diffstat (limited to 'include/lib/ArduinoJson/Strings/StdStringAdapter.hpp')
-rw-r--r-- | include/lib/ArduinoJson/Strings/StdStringAdapter.hpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/include/lib/ArduinoJson/Strings/StdStringAdapter.hpp b/include/lib/ArduinoJson/Strings/StdStringAdapter.hpp new file mode 100644 index 0000000..ebf4c39 --- /dev/null +++ b/include/lib/ArduinoJson/Strings/StdStringAdapter.hpp @@ -0,0 +1,65 @@ +// ArduinoJson - https://arduinojson.org +// Copyright Benoit Blanchon 2014-2021 +// MIT License + +#pragma once + +#include <ArduinoJson/Namespace.hpp> +#include <ArduinoJson/Strings/IsString.hpp> +#include <ArduinoJson/Strings/StoragePolicy.hpp> + +#include <string> + +namespace ARDUINOJSON_NAMESPACE { + +template <typename TString> +class StdStringAdapter { + public: + StdStringAdapter(const TString& str) : _str(&str) {} + + void copyTo(char* p, size_t n) const { + memcpy(p, _str->c_str(), n); + } + + bool isNull() const { + return false; + } + + int compare(const char* other) const { + if (!other) + return 1; + return _str->compare(other); + } + + bool equals(const char* expected) const { + if (!expected) + return false; + return *_str == expected; + } + + size_t size() const { + return _str->size(); + } + + const char* begin() const { + return _str->c_str(); + } + + typedef storage_policies::store_by_copy storage_policy; + + private: + const TString* _str; +}; + +template <typename TCharTraits, typename TAllocator> +struct IsString<std::basic_string<char, TCharTraits, TAllocator> > : true_type { +}; + +template <typename TCharTraits, typename TAllocator> +inline StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> > +adaptString(const std::basic_string<char, TCharTraits, TAllocator>& str) { + return StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> >( + str); +} + +} // namespace ARDUINOJSON_NAMESPACE |